The Packing,preformed, cataloged under National Stock Number 5330-00-138-4586, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-138-4586 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Height | 0.219 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | U |
| Peripheral Diameter | 3.438 INCHES NOMINAL IN |
| Center Hole Diameter | 3.000 INCHES NOMINAL 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 | X |
| Reference | Meaning |
|---|---|
| 703023 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5330-00-138-4586 is a Packing,preformed, classified under FSC 5330, Packing and Gasket Materials. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5998-00-556-6328, 4310-01-540-3757, 4310-01-545-0110. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-138-4586: Cross-Sectional Height: 0.219 INCHES NOMINAL IN; Cross-Sectional Shape Style: U; Peripheral Diameter: 3.438 INCHES NOMINAL IN; Center Hole Diameter: 3.000 INCHES NOMINAL IN. 5 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.