The Retainer,packing, cataloged under National Stock Number 5330-00-923-1409, 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 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-923-1409 |
| Primary Part Number | 6757563 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.0897 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.400 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | CUP |
| Peripheral Diameter | 4.756 INCHES MINIMUM AND 4.760 INCHES MAXIMUM IN |
| Center Hole Diameter | 3.840 INCHES MINIMUM AND 3.900 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 6757563 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 5330009231409 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5330-00-923-1409 is a Retainer,packing, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-923-1409 has 1 manufacturer part number on file: 6757563 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6757563: Cross-Sectional Thickness: 0.0897 INCHES NOMINAL IN; Cross-Sectional Height: 0.400 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Cross-Sectional Shape Style: CUP; Peripheral Diameter: 4.756 INCHES MINIMUM AND 4.760 INCHES MAXIMUM IN. 6 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.