The Seal,plain, cataloged under National Stock Number 5330-01-478-0335, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is B.w. Elliott Manufacturing Co., Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-478-0335 |
| Primary Part Number | A-631-8815 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | B.w. Elliott Manufacturing Co., Llc |
| Status | ACTIVE |
| Material Document and Classification | ASTM A29 ASSN STD 1ST MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | ASTM D2000 ASSN STD 2ND MATERIAL RESPONSE INNER RING |
| Material | STEEL OUTER RING |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INNER RING |
| 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 |
|---|---|
| A-631-8815 PRIMARY | B.w. Elliott Manufacturing Co., Llc (USA) |
| Reference | Meaning |
|---|---|
| 12109 ITEM 8 | 5/9 Secondary reference B.w. Elliott Manufacturing Co., Llc |
NSN 5330-01-478-0335 is a Seal,plain, manufactured by B.w. Elliott Manufacturing Co., Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-478-0335 has 1 manufacturer part number on file: A-631-8815 (B.w. Elliott Manufacturing Co., Llc).
Key specifications for A-631-8815: Material Document and Classification: ASTM A29 ASSN STD 1ST MATERIAL RESPONSE OUTER RING; Material Document and Classification: ASTM D2000 ASSN STD 2ND MATERIAL RESPONSE INNER RING; End Item Identification: GEAR BOX ASSY; Material: STEEL OUTER RING. 4 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.