The Seal,plain Encased, cataloged under National Stock Number 5330-00-999-3752, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-999-3752 |
| Primary Part Number | 6773311 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Temp Rating | 300.0 FAHRENHEIT DEGF |
| Seal Width | 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN |
| Sealing Element Style | ANGULAR-OPPOSED |
| Housing Bore Diameter | 4.750 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 3000 FEET PER MINUTE FT |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 3.500 INCHES NOMINAL IN |
| Material | STEEL 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 |
|---|---|
| 6773311 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 476424RAR PRIMARY | Federal-Mogul Corp Government Sales Dept (USA) |
| 559606773311 | Gd European Land Systems-Steyr Gmbh (AUT) |
| Reference | Meaning |
|---|---|
| 00044 | 5/9 Secondary reference Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| 16TX492 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 6773311 | 5/9 Secondary reference Detroit Diesel (overseas Distribution Corp) |
| 5330009993752 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 6773311 | 5/9 Secondary reference Euclid Inc |
| 476424RH | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
| 16TX492 | 5/9 Secondary reference Oshkosh Corp |
NSN 5330-00-999-3752 is a Seal,plain Encased, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-999-3752 has 3 manufacturer part numbers on file: 6773311 (Allison Transmission Inc Dba Allison Transmission, Inc), 476424RAR (Federal-Mogul Corp Government Sales Dept), 559606773311 (Gd European Land Systems-Steyr Gmbh).
Key specifications for 6773311: Temp Rating: 300.0 FAHRENHEIT DEGF; Seal Width: 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN; Sealing Element Style: ANGULAR-OPPOSED; Housing Bore Diameter: 4.750 INCHES NOMINAL IN. 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.