The Retainer,seal, cataloged under National Stock Number 5330-00-040-1194, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-040-1194 |
| Primary Part Number | 8391423 |
| Item Name | Retainer,seal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| FSC Application Data | HYDRAULIC PUMP |
| Flange Thickness | 0.625 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-635 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Seal Seat Diameter | 4.9975 INCHES MINIMUM AND 5.0005 INCHES MAXIMUM IN |
| Aperture Diameter | 3.437 INCHES NOMINAL IN |
| Mounting Flange Length | 8.718 INCHES NOMINAL IN |
| Mounting Flange Width | 9.500 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Material | STEEL COMP 1020 OVERALL |
| Seal Seat Depth | 5.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8391423 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5330-00-040-1194 is a Retainer,seal, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-040-1194 has 1 manufacturer part number on file: 8391423 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8391423: Overall Height: 0.625 INCHES NOMINAL IN; FSC Application Data: HYDRAULIC PUMP; Flange Thickness: 0.625 INCHES NOMINAL IN; Material Document and Classification: QQ-S-635 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.