The Gasket, cataloged under National Stock Number 5330-01-508-1617, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Cpi Essco Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-508-1617 |
| Primary Part Number | 5739-.25-50D |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Cpi Essco Inc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| 5739-.25-50D PRIMARY | Cpi Essco Inc (USA) |
| Reference | Meaning |
|---|---|
| 57392550D | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-508-1617 is a Gasket, manufactured by Cpi Essco Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-508-1617 has 1 manufacturer part number on file: 5739-.25-50D (Cpi Essco Inc).
Key specifications for 5739-.25-50D: Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN; Special Features: MATERIAL HARDNESS 50DUROMETER; Part Name Assigned by Controlling Agency: BASE FLANGE GASKET; End Item Identification: ESSCO SC6-1.2 (CHBDLS) RADOME. 2 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.