The Packing,preformed, cataloged under National Stock Number 5330-01-227-5091, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-227-5091 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material | ASBESTOS AND GRAPHITE OVERALL |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTR0L PROVISIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| CAT. 82 PG 10 PC.16 | 5/9 Secondary reference Essex Brass Corporation |
| 54-A/PC16 | 5/9 Secondary reference Essex Brass Corporation |
| R-53 | 3/9 Design control — primary reference Essex Brass Corporation |
NSN 5330-01-227-5091 is a Packing,preformed, classified under FSC 5330, Packing and Gasket Materials. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5331-01-309-3625, 4730-01-441-9416, 5330-01-471-2488. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-227-5091: Criticality Code Justification: ZZZY; Material: ASBESTOS AND GRAPHITE OVERALL; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTR0L PROVISIONS. 3 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.