The Pin,piston, cataloged under National Stock Number 2805-00-472-4189, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Am General Llc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-472-4189 |
| Primary Part Number | 732597 |
| Item Name | Pin,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Countersink Angle in Deg | 45.0 |
| Body Style | PLAIN ENDS |
| Bore Style | INSIDE CHAMFER STRAIGHT-THRU BORE |
| Material Document and Classification | QQ-S-631-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.85910 INCHES MINIMUM AND 0.85930 INCHES MAXIMUM IN |
| Body Length | 2.7740 INCHES MINIMUM AND 2.7840 INCHES MAXIMUM IN |
| Casehardening Indicator | CASEHARDENED |
| Bore Diameter | 0.5520 INCHES MINIMUM AND 0.5720 INCHES MAXIMUM IN |
| Material | STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1035 OR STEEL COMP 1536 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1040 OR STEEL COMP 1541 OR STEEL COMP 1042 OR STEEL COMP 1043 OR STEEL COMP 1045 OR STEEL COMP 1046 OR STEEL COMP 1548 OR STEEL COMP 1049 OR STEEL COMP 1050 OR STEEL COMP 1060 OR STEEL COMP 1080 OR STEEL COMP 1090 OR STEEL COMP 1095 |
| Metallic Hardness Rating | 59.0 MINIMUM ROCKWELL C AND 62.0 MAXIMUM ROCKWELL C |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2805-00-472-4189 is a Pin,piston, manufactured by Am General Llc, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-472-4189 has 2 manufacturer part numbers on file: 11657121 (U S Army Tank Automotive Command Amsta-Im-Mm), 732597 (Am General Llc).
Key specifications for 732597: Countersink Angle in Deg: 45.0; Body Style: PLAIN ENDS; Bore Style: INSIDE CHAMFER STRAIGHT-THRU BORE; Material Document and Classification: QQ-S-631-CANCELED FED SPEC SINGLE MATERIAL RESPONSE. 10 specifications are 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.
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.