The Seal,plain Encased, cataloged under National Stock Number 5330-00-741-1263, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is General Motors Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-00-741-1263 |
| Primary Part Number | 2276335 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Seal Width | 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN |
| Sealing Element Style | VERTICAL-ANGULAR |
| Housing Bore Diameter | 2.999 INCHES MINIMUM AND 3.003 INCHES MAXIMUM IN |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 1.998 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC AND CHROMATE CASE |
| Material | RUBBER SYNTHETIC SEALING ELEMENT A |
| Material | RUBBER SYNTHETIC SEALING ELEMENT B |
| 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 |
|---|---|
| 2276335 | General Motors Corp (USA) |
| 7411263 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 20085S18 | 3/9 Design control — primary reference Federal-Mogul Corp Chassis Products Div |
| 2276335 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 2276335 | 5/9 Secondary reference Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 |
NSN 5330-00-741-1263 is a Seal,plain Encased, manufactured by General Motors Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-741-1263 has 2 manufacturer part numbers on file: 2276335 (General Motors Corp), 7411263 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 2276335: Seal Width: 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN; Sealing Element Style: VERTICAL-ANGULAR; Housing Bore Diameter: 2.999 INCHES MINIMUM AND 3.003 INCHES MAXIMUM IN; Case Style: SQUARE. 8 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.