The Lock,valve Spring Retainer, cataloged under National Stock Number 2805-00-752-1941, 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 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-752-1941 |
| Primary Part Number | 7521914 |
| 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 | ENGINE,GASOLINE,NON-AIRCRAFT |
| Minimum Inside Diameter | 0.376 INCHES IN |
| Second Groove Width | 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Thread Provision | UNTHREADED |
| Largest Outside Diameter | 0.650 INCHES MINIMUM AND 0.654 INCHES MAXIMUM IN |
| Distance Between First and Second Groove Centers | 0.153 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN |
| Largest Inside Diameter | 0.430 INCHES MINIMUM AND 0.434 INCHES MAXIMUM IN |
| Style Designator | STRAIGHT BORE W/TWO GROOVES |
| Distance From Bottom to First Groove Center | 0.172 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN |
| Outside Included Angle in Deg | 14.250 |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | STEEL |
| First Groove Width | 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM 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 |
|---|---|
| VR70 | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
| 7521914 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 7521941 | 5/9 Secondary reference Highland Auto & Truck Supply |
| 913794 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 864A4 | 5/9 Secondary reference Diamond Reo Truck Co |
NSN 2805-00-752-1941 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 2805-00-752-1941 has 2 manufacturer part numbers on file: VR70 (Eaton Corp Dba Eaton Aerospace Jackson), 7521914 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7521914: Overall Height: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN; FSC Application Data: ENGINE,GASOLINE,NON-AIRCRAFT; Minimum Inside Diameter: 0.376 INCHES IN; Second Groove Width: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN. 13 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.