The Mount,resilient,weapon System, cataloged under National Stock Number 5342-01-318-9856, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Am General Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5342-01-318-9856 |
| Primary Part Number | 5990154-B |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Flange Mounting Hole Diameter | 0.025 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 2.640 INCHES NOMINAL IN |
| Flange Thickness | 0.120 INCHES NOMINAL IN |
| Style Designator | ROUND W/BUSHING TWO-HOLE FLANGE |
| Flange Length | 3.320 INCHES NOMINAL IN |
| Distance From Flange to End | 0.920 INCHES NOMINAL IN |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Height | 1.180 INCHES NOMINAL IN |
| Flange Width | 2.500 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 |
| Part Number | Manufacturer |
|---|---|
| 5990154-B PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 855010A0018 | 7/2 Vendor item drawing reference Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
NSN 5342-01-318-9856 is a Mount,resilient,weapon System, manufactured by Am General Llc, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-318-9856 has 1 manufacturer part number on file: 5990154-B (Am General Llc).
Key specifications for 5990154-B: Flange Mounting Hole Diameter: 0.025 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 2.640 INCHES NOMINAL IN; Flange Thickness: 0.120 INCHES NOMINAL IN; Style Designator: ROUND W/BUSHING TWO-HOLE FLANGE. 9 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.