The Seal,plain, cataloged under National Stock Number 5330-01-378-8592, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-378-8592 |
| Primary Part Number | 1425AS284 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Seal Width | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM SEALING ELEMENT |
| Housing Bore Diameter | 6.252 INCHES MINIMUM AND 6.260 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-R-6855, CL 1, GR 80 MIL SPEC SINGLE MATERIAL RESPONSE SEALING ELEMENT |
| Material Document and Classification | QQ-S-766, CL 304, COND A, FINISH 3 FED SPEC SINGLE MATERIAL RESPONSE CASE |
| Material Document and Classification | QQ-W-423, FORM I, COMP 302, COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| Cross-Sectional Shape Style | DUAL LIP |
| Accommodated Shaft Diameter | 5.1245 INCHES MINIMUM AND 5.1250 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT |
| Material | STEEL COMP 302 SPRING |
| Material | STEEL COMP 304 CASE |
| 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 |
|---|---|
| 1425AS284 | Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA) |
| 1425AS284 | Naval Air Warfare Center Aircraft Div (USA) |
| 1425AS284 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1425AS284 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-01-378-8592 is a Seal,plain, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-378-8592 has 3 manufacturer part numbers on file: 1425AS284 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products), 1425AS284 (Naval Air Warfare Center Aircraft Div), 1425AS284 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1425AS284: Seal Width: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM SEALING ELEMENT; Housing Bore Diameter: 6.252 INCHES MINIMUM AND 6.260 INCHES MAXIMUM IN; Material Document and Classification: MIL-R-6855, CL 1, GR 80 MIL SPEC SINGLE MATERIAL RESPONSE SEALING ELEMENT. 12 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.