The Mount,resilient,weapon System, cataloged under National Stock Number 5342-01-663-5331, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Karman Rubber Company (inc). Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5342-01-663-5331 |
| Primary Part Number | K840-M652 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Karman Rubber Company (inc) |
| Status | ACTIVE |
| Bushing Length | 1.500 INCHES NOMINAL IN |
| Load Rating | 50.0 POUNDS MAXIMUM LBS |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Material | RUBBER OVERALL |
| Major Outside Diameter | 1.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5342-01-663-5331 is a Mount,resilient,weapon System, manufactured by Karman Rubber Company (inc), classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-663-5331 has 2 manufacturer part numbers on file: 4131536 (Wells Technology, Inc.), K840-M652 (Karman Rubber Company (inc)).
Key specifications for K840-M652: Bushing Length: 1.500 INCHES NOMINAL IN; Load Rating: 50.0 POUNDS MAXIMUM LBS; Inside Diameter: 0.500 INCHES NOMINAL IN; Material: RUBBER OVERALL. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.