The Buffer,recoil Mechanism, cataloged under National Stock Number 1010-01-138-4812, is classified within Federal Supply Class 1010 (Guns, Over 30mm up to 75mm) of the Weapons group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1010-01-138-4812 |
| Primary Part Number | 3269551 |
| Item Name | Buffer,recoil Mechanism |
| FSC / FSG | 1010 / 10 — Guns, Over 30mm up to 75mm |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,MIL-S-6758; ALT. MATERIAL= INVESTMENT CASTING PER MIL-S-22141,COMP IC 4130,HEAT TREATED; 7.469 IN. LG.;1.204 IN. W.; 1.062 IN. HIGH; 1 HOLE 0.755 IN. DIA.; 1 HOLE 0.375 IN. DIA.;HEAT TREAT TO ROCKWELL C 36-40 PER MIL-H-6875; PHOSPHATE COATING PER DOD-P-16232,TYPE M,CLASS 2,EXCEPT THAT WEIGHTOF COATING WILL BE 11-16 GRAMS PER SQ METER G |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3269551 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| 3269551 | C/1 Advisory reference — outside the item-of-supply concept Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 1010PL0909804 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 717124444307 | 6/9 Informative reference only Ncb Hungary (honvedsegi Egyseges Termekkod) |
NSN 1010-01-138-4812 is a Buffer,recoil Mechanism, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 1010, Guns, Over 30mm up to 75mm. Status: active.
NSN 1010-01-138-4812 has 1 manufacturer part number on file: 3269551 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 3269551: General Characteristics Item Description: STEEL,MIL-S-6758; ALT. MATERIAL= INVESTMENT CASTING PER MIL-S-22141,COMP IC 4130,HEAT TREATED; 7.469 IN. LG.;1.204 IN. W.; 1.062 IN. HIGH; 1 HOLE 0.755 IN. DIA.; 1 HOLE 0.375 IN. DIA.;HEAT TREAT TO ROCKWELL C 36-40 PER MIL-H-6875; PHOSPHATE COATING PER DOD-P-16232,TYPE M,CLASS 2,EXCEPT THAT WEIGHTOF COATING WILL BE 11-16 GRAMS PER SQ METER G; End Item Identification: 1010-01-126-9063. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1010-01-138-4812 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.