The Packing,preformed, cataloged under National Stock Number 5330-01-259-7013, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-259-7013 |
| Primary Part Number | 0771C0027-3 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Cross-Sectional Height | 0.210 INCHES NOMINAL IN |
| Material Document and Classification | MIL-R-83248 TY1 CL1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Center Hole Diameter | 20.947 INCHES MINIMUM AND 21.147 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM 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 |
|---|---|
| 0771C0027-3 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 0771C0027-3 | 5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems |
NSN 5330-01-259-7013 is a Packing,preformed, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-259-7013 has 1 manufacturer part number on file: 0771C0027-3 (Lockheed Martin Corporation Div Rms).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-341-2138. Verify interchangeability with system specifications before substitution.
Key specifications for 0771C0027-3: Cross-Sectional Height: 0.210 INCHES NOMINAL IN; Material Document and Classification: MIL-R-83248 TY1 CL1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Center Hole Diameter: 20.947 INCHES MINIMUM AND 21.147 INCHES MAXIMUM IN; Material: RUBBER FLUOROCARBON CLASS FPM OVERALL. 4 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.