The Seal,plain Encased, cataloged under National Stock Number 5330-01-034-3003, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-034-3003 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Temp Rating | -46.0 CELSIUS AND 107.0 CELSIUS DEGC |
| Seal Width | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Sealing Element Style | ANGULAR |
| Outside Diameter | 3.756 INCHES NOMINAL IN |
| Housing Bore Diameter | 3.750 INCHES MINIMUM AND 3.753 INCHES MAXIMUM IN |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES CASE |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 2.872 INCHES MINIMUM AND 2.878 INCHES MAXIMUM IN |
| Surface Treatment | PLASTIC CASE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT |
| Material | STEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 CASE |
| 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 |
|---|---|
| 10291840-2 | 5/9 Secondary reference Us Army Aviation and Missile Command |
| 28700 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5330-01-034-3003 is a Seal,plain Encased, classified under FSC 5330, Packing and Gasket Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5305-01-270-2949. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-034-3003: Temp Rating: -46.0 CELSIUS AND 107.0 CELSIUS DEGC; Seal Width: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN; Sealing Element Style: ANGULAR; Outside Diameter: 3.756 INCHES NOMINAL IN. 11 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.