The Packing,preformed, cataloged under National Stock Number 5330-01-220-1925, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-220-1925 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.078 INCHES NOMINAL IN |
| Hardness Rating | 88.0 SHORE DUROMETER A NOMINAL OVERALL |
| Criticality Code Justification | ZZZY |
| Material Document and Classification | MIL-P-5510 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | O-RING |
| Elongation Percentage | 80 MAXIMUM |
| Peripheral Diameter | 0.624 INCHES NOMINAL IN |
| Center Hole Diameter | 0.468 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR 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 | Y |
| Reference | Meaning |
|---|---|
| 845-4690477ITEMF23 | 5/1 Secondary reference U.S. Government activity |
| N0507 3-906 | 3/1 Design control — primary reference Parker-Hannifin Corp Div O-Ring Division |
| 5330PL0949757 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| MS28778-6 | 5/9 Secondary reference U.S. Government activity |
| MS28778-6 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| MS28778-6 | 5/1 Secondary reference Sae International Dba Sae International |
| MS28778-6 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-220-1925 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): 5331-01-306-9605, 5330-01-722-2595. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-220-1925: Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.078 INCHES NOMINAL IN; Hardness Rating: 88.0 SHORE DUROMETER A NOMINAL OVERALL; Criticality Code Justification: ZZZY. 11 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.