The Packing,preformed, cataloged under National Stock Number 5330-01-227-5089, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Librascope Corporation. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-227-5089 |
| Primary Part Number | L599090234 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lockheed Martin Librascope Corporation |
| Status | ACTIVE |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZW |
| Material Document and Classification | ZZ-R-765,CL,2B,GR.70 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Departure From Cited Document | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Peripheral Diameter | 3.262 INCHES NOMINAL IN |
| Center Hole Diameter | 2.960 INCHES MINIMUM AND 3.008 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| L599090234 PRIMARY | Lockheed Martin Librascope Corporation (USA) |
| Reference | Meaning |
|---|---|
| 845-2445124PC13,2.0IN | 5/1 Secondary reference U.S. Government activity |
| ZZ-R-765,CL2B,GR70,ARP-234 | 5/1 Secondary reference U.S. Government activity |
| AS568-234 | 5/1 Secondary reference U.S. Government activity |
NSN 5330-01-227-5089 is a Packing,preformed, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-227-5089 has 1 manufacturer part number on file: L599090234 (Lockheed Martin Librascope Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-486-1731. Verify interchangeability with system specifications before substitution.
Key specifications for L599090234: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Criticality Code Justification: ZZZW; Material Document and Classification: ZZ-R-765,CL,2B,GR.70 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 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.