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Colt Saa Serial Numbers 2nd Generation

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  1. Second Generation Colt Saa
  2. Colt Saa Serial Numbers 2nd Generation 4
  3. Colt Saa Serial Numbers 2nd Generation 1

FIREARMS INFORMATION

History :The First Generation Colt Single Action Army revolvers were produced between their introduction in 1873 and WWII. Production resumed in 1956, and these guns are known as 'Second' generation Single Action Army revolvers, which are quickly identified by a 'SA' suffix at the end of their s/n, and continued through 1975. In 1976 a 'Third'generation of Colt Single Action Armys was introduced. On these, the 'SA' marking is moved to the front of the serial number.

This 2nd Generation Colt Single Action Army Mid-Range looking for a home has a serial number, SN 44403SA, that dates it to 1967. Chambered in.45 Colt, it is in excellent condition and includes.

Feb 04, 2019 When SAA production ended, the machinery was stored in a corner of the Colt plant. Colt began making the SAA again in 1956, with serial numbers ending in SA. These guns are known as 2nd Generation, and I believe they are the best of the Single Action Army revolvers, an opinion that is shared by many. Sold For: $1,931.00. LSB#: 170314TC01 Make: Colt Model: Single Action Army 2nd Generation Serial Number: 52598SA Year of Manufacture: Late 1969 Caliber:.45 Colt Action Type: 6-Shot Single Action Revolver with Side Loading Gate Cylinder Markings: The left side of the barrel is marked 'COLT SINGLE ACTION ARMY.45'.The top of the barrel is marked 'COLT'S PT. 1874 266 'Serial Numbers of US Martial Arms,' Volunteer 1, 1983, by the Springfield Research Service This list has info about 1st Generation Colt Single Action Revolvers carried by notable cowboys, lawmen, outlaws, movie stars, military units, and others. The four standard chamberings of the 2nd Generation SAA were (from left).45 Colt,.44 Special,.357 Magnum and.38 Special. Finishes As with the first run of SAAs the 2nd Generation ones were finished either full nickel-plated or blued with color case hardened frames.

These guns carried a varied number of names, from 1873 for the year it was introduced. The Peacemaker was another name used by the old west community. Single Action Army was what the military used when the guns were issued to the cavalry. The factory even today uses model designations of the alphabet & this model was the 'P'.

2nd

Calibers & Configurations :The .45 Colt chambering was by far the most popular, accounting for nearly half of the pre-WWII SAA's. The 'Winchester Centerfire' calibers – .44 WCF (44-40), .38 WCF (38-40), and .32 WCF (32-20) placed 2nd, 3rd and 4th in popularity; doubtless in part due to the fact that paired with an 1873 or 1892 Winchester they allowed the usage of the same cartridge in both rifle and revolver, simplifying supply logistics. The obsolete .41 Colt was the only other caliber produced in significant quantity, although a number of other chamberings were available on special order. Other calibers as 38 Special and 44 Special were among those included. Standard barrel lengths were 7-1/2', 5-1/2', and 4-3/4', with others available on special order.

Special guns made without ejector rods or housings were called 'Sheriff's Models' or 'Storekeepers Models', and often had shorter than standard barrels. The SAA was used by the US military from it's introduction through the Spanish American War and Philippine insurrection. The original 7-1/2' barrel martial version is called the 'Cavalry Model' by collectors. Many military SAA's were refurbished by Springfield Armory or Colt for reissue with a shorter 5-1/2' barrel, and these are called 'Artillery Models' today. The Bisley model was introduced in the 1890's, and featured a redesigned grip and hammer.

Later in the 3rd generation series the New Frontier was introduced with a more squarer top strap of the frame for accommodation of adjustable rear sights plus a ramped base and front sight.

Colt model 1873, also known as the Single Action Army, or the 'P' model at the factory.
This gun happens to be a 1st Generation

Barrels :The threads on the 1st and 2nd generation guns used a 20 thread per inch threads. On the later 3rd generation the barrel threads were changed to a finer pitch.

Cylinders :Also the cylinder ratchets were made differently, thus requiring other component parts that mate to and function with the cylinder to be also altered. The new cylinder eliminated the integral base pin bushing. When we refer to Old Style or New Style, we are actually meaning the Old Style as being either the 1st or 2nd generation, while the New Style as the 3rd generation.

Bolts / Cylinder Stops : The technical factory name for these parts is a 'Bolt' or probably a locking bolt. Many non gunsmithing persons call them a cylinder stop. This part was used unchanged until 1976 when the 3rd generation version was brought out. The original part number was #50976. After the change the part number was not changed, but the configuration of the part did. It was simply designated the 'Old Style' or the 'New Style'.


Listed below are the various styles encountered. Those of you who are trying to find a replacement part for the aftermarket 'Clones' may well have to take the firearm in question apart and compare the broken part with these CAD drawings of the Colt SAA. The Old Style and New Style are exact replacements for the Colt firearm.

Second Generation Colt Saa

The Modified Style was a composite of both including the thicker rear bottom of the NS plus the extended tail of the OS and was designed to fit about any model out there, whether it be a clone or a worn Colt. These Modified Styles cylinder stops WILL HAVE to be fitted to each gun. As far as we know, Wisner's Inc. are the only ones making this specific modified interchangeable part which should be able to be fitted to the clones. This modified version is made with the bottom section below the pivot hole thicker like the New Style, but with the tail shape and length of the Old Style and then the tail is lengthened by about .020. This configuration will fit most all the clones and of course even some of the worn old original SAAs.

Colt Saa Serial Numbers 2nd Generation 4

Old Style
#50976 OS
New Style
#50976 NS
Modified Style
#50976 M


These bolts are made in a standard thickness of .152. Wisner's Inc. also makes an oversize thickness of .160 to be used on old worn cylinder locking notches.

All of these parts need to be hand fitted to the individual firearm. They are not just a drop in part, even the factory replacement parts were not. The RH tail need not be fitted, other than stoning the back side to allow it to function smoothly. The inner (LH) tail end needs to be fit to the hammer stud so it is timed to slide off the stud's angle as the hammer is cocked, just as the cylinder is rotated with the locking notch in line with the bolt at the full cocking motion of the hammer.

Colt Saa Serial Numbers 2nd Generation
Colt Saa Serial Numbers 2nd Generation

Calibers & Configurations :The .45 Colt chambering was by far the most popular, accounting for nearly half of the pre-WWII SAA's. The 'Winchester Centerfire' calibers – .44 WCF (44-40), .38 WCF (38-40), and .32 WCF (32-20) placed 2nd, 3rd and 4th in popularity; doubtless in part due to the fact that paired with an 1873 or 1892 Winchester they allowed the usage of the same cartridge in both rifle and revolver, simplifying supply logistics. The obsolete .41 Colt was the only other caliber produced in significant quantity, although a number of other chamberings were available on special order. Other calibers as 38 Special and 44 Special were among those included. Standard barrel lengths were 7-1/2', 5-1/2', and 4-3/4', with others available on special order.

Special guns made without ejector rods or housings were called 'Sheriff's Models' or 'Storekeepers Models', and often had shorter than standard barrels. The SAA was used by the US military from it's introduction through the Spanish American War and Philippine insurrection. The original 7-1/2' barrel martial version is called the 'Cavalry Model' by collectors. Many military SAA's were refurbished by Springfield Armory or Colt for reissue with a shorter 5-1/2' barrel, and these are called 'Artillery Models' today. The Bisley model was introduced in the 1890's, and featured a redesigned grip and hammer.

Later in the 3rd generation series the New Frontier was introduced with a more squarer top strap of the frame for accommodation of adjustable rear sights plus a ramped base and front sight.

Colt model 1873, also known as the Single Action Army, or the 'P' model at the factory.
This gun happens to be a 1st Generation

Barrels :The threads on the 1st and 2nd generation guns used a 20 thread per inch threads. On the later 3rd generation the barrel threads were changed to a finer pitch.

Cylinders :Also the cylinder ratchets were made differently, thus requiring other component parts that mate to and function with the cylinder to be also altered. The new cylinder eliminated the integral base pin bushing. When we refer to Old Style or New Style, we are actually meaning the Old Style as being either the 1st or 2nd generation, while the New Style as the 3rd generation.

Bolts / Cylinder Stops : The technical factory name for these parts is a 'Bolt' or probably a locking bolt. Many non gunsmithing persons call them a cylinder stop. This part was used unchanged until 1976 when the 3rd generation version was brought out. The original part number was #50976. After the change the part number was not changed, but the configuration of the part did. It was simply designated the 'Old Style' or the 'New Style'.


Listed below are the various styles encountered. Those of you who are trying to find a replacement part for the aftermarket 'Clones' may well have to take the firearm in question apart and compare the broken part with these CAD drawings of the Colt SAA. The Old Style and New Style are exact replacements for the Colt firearm.

Second Generation Colt Saa

The Modified Style was a composite of both including the thicker rear bottom of the NS plus the extended tail of the OS and was designed to fit about any model out there, whether it be a clone or a worn Colt. These Modified Styles cylinder stops WILL HAVE to be fitted to each gun. As far as we know, Wisner's Inc. are the only ones making this specific modified interchangeable part which should be able to be fitted to the clones. This modified version is made with the bottom section below the pivot hole thicker like the New Style, but with the tail shape and length of the Old Style and then the tail is lengthened by about .020. This configuration will fit most all the clones and of course even some of the worn old original SAAs.

Colt Saa Serial Numbers 2nd Generation 4

Old Style
#50976 OS
New Style
#50976 NS
Modified Style
#50976 M


These bolts are made in a standard thickness of .152. Wisner's Inc. also makes an oversize thickness of .160 to be used on old worn cylinder locking notches.

All of these parts need to be hand fitted to the individual firearm. They are not just a drop in part, even the factory replacement parts were not. The RH tail need not be fitted, other than stoning the back side to allow it to function smoothly. The inner (LH) tail end needs to be fit to the hammer stud so it is timed to slide off the stud's angle as the hammer is cocked, just as the cylinder is rotated with the locking notch in line with the bolt at the full cocking motion of the hammer.

Once the bolt is in line with the cylinder notch, the bolt's tail slips off the hammer stud, the bolt's inner radiused face will drop into place with the hammer's stud now that the hammer is rearward, locked into the fire sear notch of the hammer.

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Before all this can take place, the hammer has to have proper sear notches, the stud has to be correct for timing. The trigger also needs to be in good shape to mate with the hammer notch for proper timing. Also the cylinder base pin and bushing need to be fitted so not excess slop is there for endshake looseness.

Hands : The hands were also changed at the 3rd generation as shown below.


Sear & Bolt Spring : The sear and bolt spring is as flat, dual tailed spring held in place by one screw. It places tension on both the trigger and the bolt. The original thickness of this spring is .045. Aftermarket springs of a medium strength are made in .035 while a light weight version is made in .025. The .035 would be the common one used to lighten up the average shooter firearm.

Mainspring :The mainspring is a flat arched leaf spring that has a slight groove on the upper forward end for the hammer roller to ride in. This groove also keeps the mainspring centered in the frame so it does not shift sideways, allowing binding. The original material was .062 thick and machined to a taper (top to bottom) to make it like a buggy whip for the 1st and 2nd generation guns. The 3rd generation saw the same spring, but no taper, making it a heavier pull on the hammer.

Replacement mainsprings are usually made slightly long so they can be fitted to about any version, even the many copies or clones. If they are NOT properly fitted for these longer springs, when the hammer is pulled to the rear to full cock, the front tip section may bind in the inner arc of the hammer which will create a stiff resistance right at let-off, because it is being stopped by the mainspring front. This situation makes for a hard cocking firearm PLUS it can very well break the tip off the mainspring.


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Colt Saa Serial Numbers 2nd Generation 1

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Originated 05-11-06 Originated 11-01-2020
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Sold For: $1,931.00

LSB#: 170314TC01

Make: Colt

Model: Single Action Army 2nd Generation

Serial Number: 52598SA

Year of Manufacture: Late 1969

Caliber: .45 Colt

Camtasia 8 free full version. Action Type: 6-Shot Single Action Revolver with Side Loading Gate Cylinder

Markings: The left side of the barrel is marked 'COLT SINGLE ACTION ARMY .45'. The top of the barrel is marked 'COLT'S PT. F. A. MFG. CO. HARTFORD, CT. U.S.A.'. The left side of the frame is marked 'Pat. Sept. 19, 1871 / July 2,72 Jan. 19,75' and with the 'Rampant Colt' logo. The underside of the frame at the grip frame, the left side of the upper and lower grip frame straps (under the left grip) are marked with matching serial numbers to the frame and the insides of the grips are etched with '598', seen again on the front of the cylinder. The inside rear face of the loading gate is marked with the assembly number '397', found again on the right rear of the frame. The left front of the trigger guard is marked with a 'VP' in a triangle and at the rear with 'V', the right is marked 'P'. Rossi ranch hand manual typewriters. The rear face of the cylinder is marked with a Rampant Colt logo.

Barrel Length: 5 1/2'

Sights / Optics: The front sight is a quarter round blade fixed to the barrel. The rear sight is a square groove in the top strap.

Stock Configuration & Condition: The grips are checkered black plastic with Rampant Colt logos at the tops of the grips and American eagles on the lower flanks, embossed with great detail. The checkers have fine detail, a few extremely light rub marks are seen but do not catch the eye until close examination. There are no cracks or major damages, the panels fit the grip straps flush. The grips rate about in Excellent condition.

Type of Finish: Blue & Case Colored

Finish Originality: The finish is original.

Bore Condition: The bore is bright and the rifling is sharp. There is no erosion.

Overall Condition: This revolver retains about 97% of its metal finish. The cylinder has several fine scuff marks, all of extremely light depth, resulting in small surface losses. The front sight has thinning on the top edges, the right of the trigger guard has a small scratch, the butt and straps of the grip frame have a few tiny marks. The pistol does not have an established drag line, it is possible this pistol saw only a few rounds go down range in its life. The metal to metal fit is flush, the corners are sharp and the curves are elegantly crafted. The screw heads are sharp and the markings are clear. Overall, this revolver rates in about Excellent condition.

Mechanics: The action functions correctly. The trigger pull is crisp. We did not fire this revolver. As with all used firearms, a thorough cleaning may be necessary to meet your maintenance requirements

Box, Paperwork & Accessories: Included is an original Colt Stagecoach cartoon factory two piece box, depicting the revolver imposed over a western stage scene. The narrow end flats of the lid have small white circled correctly marked '5 1/2 / 45' for this pistol's configuration (seen also on the tray's cut inner liner); there would have been an outer slip box with the serial number, this is not included. The interior has a layered cutout insert that shows mild wear and a few small tears. The exterior of the box is roughed at the edges, no major damages are seen. The box is in Fine condition. Also included is a period correct owner's manual and a warranty card with the revolver's serial number; the lower area has a date of 10/12/73, which we take to be the original sale date.

Our Assessment: Colt's 2nd Generation Single Action Army revolver was produced from 1956 to 1974, those issued with Stagecoach scene boxes were made from 1960 to 1973; this is one of those guns, it has survived in Excellent condition, made at the end of 1969. This handsome pistol retains nearly all of its finish and has little evidence of use outside of the factory. Someone had the steadfast will to preserve it this way, its accouterments amplify its collector's appeal, especially if one of these guns was around when you were growing up in the post-war years. With a 5 1/2″ barrel in .45 Colt, every aspect of ‘fit and finish' were applied to the creation of this handgun's manufacture, the metal meets perfectly, the grips mate to the grip straps like they were forged in one. This is a looker for sure!





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