The Mount,resilient,weapon System, cataloged under National Stock Number 5342-00-121-7651, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5342-00-121-7651 |
| Primary Part Number | GM500AC2 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Flange Mounting Hole Diameter | 0.177 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 1.414 INCHES NOMINAL IN |
| Flange Thickness | 0.125 INCHES NOMINAL IN |
| Style Designator | ROUND W/BUSHING TWO-HOLE FLANGE |
| Flange Length | 1.781 INCHES NOMINAL IN |
| Distance From Flange to End | 0.297 INCHES NOMINAL IN |
| Inside Diameter | 0.191 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN |
| Height | 0.719 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM WASHER |
| Surface Treatment | CADMIUM CORE |
| Flange Width | 1.125 INCHES NOMINAL IN |
| Material | STEEL CORE |
| Material | STEEL WASHER |
| Material | ALUMINUM ALLOY PLATE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| GM500AC2 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| E21-03-50 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5342-00-121-7651 is a Mount,resilient,weapon System, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-121-7651 has 1 manufacturer part number on file: GM500AC2 (Northrop Grumman Systems Corporation).
Key specifications for GM500AC2: Flange Mounting Hole Diameter: 0.177 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 1.414 INCHES NOMINAL IN; Flange Thickness: 0.125 INCHES NOMINAL IN; Style Designator: ROUND W/BUSHING TWO-HOLE FLANGE. 14 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.