The Packing,preformed, cataloged under National Stock Number 5330-01-221-1124, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-221-1124 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Height | 0.045 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 0.045 INCHES NOMINAL IN |
| Center Hole Diameter | 0.437 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 803-5001003-X3XX-08 | 3/1 Design control — primary reference Naval Sea Systems Command |
| 803-5001003-X3X1-08 SPCLN | 5/1 Secondary reference Naval Sea Systems Command |
| 803-5001003-X3X2-54 | 5/1 Secondary reference Naval Sea Systems Command |
| 803-5001003-X3X1-08 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 5330-01-221-1124 is a Packing,preformed, classified under FSC 5330, Packing and Gasket Materials. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-352-7772, 5330-01-503-8627. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-221-1124: Cross-Sectional Height: 0.045 INCHES NOMINAL IN; Criticality Code Justification: ZZZY; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 0.045 INCHES NOMINAL IN. 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.