The Packing,preformed, cataloged under National Stock Number 5330-01-059-7541, 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7 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-059-7541 |
| 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 | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Hardness Rating | 65.0 SHORE DUROMETER A MINIMUM AND 71.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Material Document and Classification | MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | O-RING |
| Center Hole Diameter | 1.840 INCHES MINIMUM AND 1.860 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 811-036-002 | 5/1 Secondary reference Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots |
| 854-961-044PC10 | 5/1 Secondary reference Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots |
| AN-6227-31 | 5/1 Secondary reference Chicago Gasket Co |
| AN6227-31 | 2/2 Government specification standardization U.S. Government activity |
NSN 5330-01-059-7541 is a Packing,preformed, classified under FSC 5330, Packing and Gasket Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5331-01-160-4345. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-059-7541: Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN; Hardness Rating: 65.0 SHORE DUROMETER A MINIMUM AND 71.0 SHORE DUROMETER A MAXIMUM OVERALL; Material Document and Classification: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.