The Lock,valve Spring Retainer, cataloged under National Stock Number 2805-00-350-4685, 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 11 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-350-4685 |
| Primary Part Number | A296505 |
| Item Name | Lock,valve Spring Retainer |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| FSC Application Data | GASOLINE ENGINE,TANK |
| Inside Diameter Top Radius | 0.060 INCHES NOMINAL IN |
| Thread Provision | UNTHREADED |
| Largest Outside Diameter | 0.602 INCHES MINIMUM AND 0.604 INCHES MAXIMUM IN |
| Largest Inside Diameter | 0.375 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Style Designator | STRAIGHT BORE-TOP AND BOTTOM RADIUS |
| Outside Included Angle in Deg | 12.6 |
| Casehardening Indicator | NOT CASEHARDENED |
| Inside Diameter Bottom Radius | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Material | STEEL |
| Metallic Hardness Rating | 39.0 MINIMUM ROCKWELL C AND 44.0 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 |
| Part Number | Manufacturer |
|---|---|
| A296505 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| GG6533 | 3/9 Design control — primary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| GG6533 | 5/9 Secondary reference Ford Motor Company |
NSN 2805-00-350-4685 is a Lock,valve Spring Retainer, 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 2805-00-350-4685 has 1 manufacturer part number on file: A296505 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for A296505: Overall Height: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN; FSC Application Data: GASOLINE ENGINE,TANK; Inside Diameter Top Radius: 0.060 INCHES NOMINAL IN; Thread Provision: UNTHREADED. 11 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.