The Seal Ring, cataloged under National Stock Number 5330-00-465-6591, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Crane Co Div Valve Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Seal Ring |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Crane Co Div Valve Div (CAGE 14959) |
| Parameter | Value |
|---|---|
| NSN | 5330-00-465-6591 |
| Primary Part Number | A37494 |
| Item Name | Seal Ring |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| A37494 PRIMARY | Crane Co Div Valve Div (USA) |
| Reference | Meaning |
|---|---|
| 803-2177518-08X X-15 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 820-2177519-08XXPC15 | 3/2 Design control — primary reference U.S. Government activity |
| 820-2177518-08XX PC15 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-465-6591 is a Seal Ring, manufactured by Crane Co Div Valve Div, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-465-6591 has 1 manufacturer part number on file: A37494 (Crane Co Div Valve Div).
3 possible matches (shared part number, not a government interchangeability claim): 5330-01-013-7923, 5330-01-505-4700, 1630-01-641-5838. Verify interchangeability with system specifications before substitution.
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.