The Seal,plain, cataloged under National Stock Number 5330-01-259-4083, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Johns Manville Intl. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-259-4083 |
| Primary Part Number | 10439LUP |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Johns Manville Intl |
| Status | ACTIVE |
| Seal Width | 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Housing Bore Diameter | 7.245 INCHES MINIMUM AND 7.255 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | SINGLE LIP |
| Accommodated Shaft Diameter | 6.245 INCHES MINIMUM AND 6.255 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT |
| Material | RUBBER HEEL |
| Material | STEEL SPRING |
| Construction | ONE-PIECE |
| 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 |
|---|---|
| 10439LUP PRIMARY | Johns Manville Intl (USA) |
| Reference | Meaning |
|---|---|
| 5829197-2 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 5330-01-259-4083 is a Seal,plain, manufactured by Johns Manville Intl, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-259-4083 has 1 manufacturer part number on file: 10439LUP (Johns Manville Intl).
Key specifications for 10439LUP: Seal Width: 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Housing Bore Diameter: 7.245 INCHES MINIMUM AND 7.255 INCHES MAXIMUM IN; Cross-Sectional Shape Style: SINGLE LIP; Accommodated Shaft Diameter: 6.245 INCHES MINIMUM AND 6.255 INCHES MAXIMUM IN. 8 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.