The Gasket, cataloged under National Stock Number 5330-01-476-2424, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Welch Vacuum Technology Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-476-2424 |
| Primary Part Number | 61-8653 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Welch Vacuum Technology Inc |
| Status | ACTIVE |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| 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 |
|---|---|
| 61-8653 PRIMARY | Welch Vacuum Technology Inc (USA) |
| Reference | Meaning |
|---|---|
| 61-8653 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-476-2424 is a Gasket, manufactured by Welch Vacuum Technology Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-476-2424 has 1 manufacturer part number on file: 61-8653 (Welch Vacuum Technology Inc).
Key specifications for 61-8653: End Item Identification: CRR-3G PUMP, VACUUM,126-34858-000, 535 RPM, 5.6 CFM, DISCHARGE PRESSURE 265 PSI MAX G; Material: RUBBER CHLOROPRENE CLASS CR OVERALL. 1 specification is 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.