The Seal,plain Encased, cataloged under National Stock Number 5330-00-678-0655, 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 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-678-0655 |
| Primary Part Number | 6763199 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Seal Width | 0.250 INCHES NOMINAL IN |
| Sealing Element Style | ANGULAR |
| Housing Bore Diameter | 1.125 INCHES NOMINAL IN |
| Case Style | RECESSED |
| Accommodated Shaft Diameter | 0.500 INCHES NOMINAL IN |
| Material | STEEL CASE |
| Material | RUBBER SEALING ELEMENT |
| 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 |
|---|---|
| 7710663 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 6763199 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 6763199 | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| 5330006780655 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 147353 | 5/9 Secondary reference Komatsu American Intl Co |
NSN 5330-00-678-0655 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 5330-00-678-0655 has 3 manufacturer part numbers on file: 7710663 (U S Army Tank Automotive Command Amsta-Im-Mm), 6763199 (Allison Transmission Inc Dba Allison Transmission, Inc), 6763199 (General Motors Corp).
Key specifications for 6763199: Seal Width: 0.250 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 1.125 INCHES NOMINAL IN; Case Style: RECESSED. 7 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.