The Spring,expander,piston Ring, cataloged under National Stock Number 2805-00-830-8771, 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 U S Army Tank Automotive Command Amsta-Im-Mm. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-830-8771 |
| Primary Part Number | 8376246-1 |
| Item Name | Spring,expander,piston Ring |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL WIRE,SPEC NO. 87,TYPE 1,0.060 IN. DIA,OUTSIDE SURFACE FLAT WITHIN 0.062 IN.,RING SHAPE,2.312 IN. BY 2.219,1.078 IN. RADIUS,FREE POSITION,2.125 IN. WORKING DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8376246-1 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 4682AH | 5/9 Secondary reference Liberty Ventures Inti, Llc |
NSN 2805-00-830-8771 is a Spring,expander,piston Ring, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-830-8771 has 1 manufacturer part number on file: 8376246-1 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8376246-1: General Characteristics Item Description: STEEL WIRE,SPEC NO. 87,TYPE 1,0.060 IN. DIA,OUTSIDE SURFACE FLAT WITHIN 0.062 IN.,RING SHAPE,2.312 IN. BY 2.219,1.078 IN. RADIUS,FREE POSITION,2.125 IN. WORKING DIA IN. 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.
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.