The Packing,preformed, cataloged under National Stock Number 5330-00-948-9776, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-00-948-9776 |
| Primary Part Number | 8M7438 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Cross-Sectional Height | 0.176 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 7.365 INCHES MINIMUM AND 7.385 INCHES MAXIMUM IN |
| Center Hole Diameter | 6.866 INCHES MINIMUM AND 6.876 INCHES MAXIMUM IN |
| Material | PLASTIC OVERALL |
| Joint Type | BUTT 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 |
|---|---|
| 8M7438 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 713351 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-00-948-9776 is a Packing,preformed, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-948-9776 has 1 manufacturer part number on file: 8M7438 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 8M7438: Cross-Sectional Height: 0.176 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 7.365 INCHES MINIMUM AND 7.385 INCHES MAXIMUM IN; Center Hole Diameter: 6.866 INCHES MINIMUM AND 6.876 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.