The Mount,resilient,weapon System, cataloged under National Stock Number 5342-00-012-4986, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 14 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-00-012-4986 |
| Primary Part Number | 1986290PC8 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Flange Mounting Hole Diameter | 0.531 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 5.625 INCHES NOMINAL IN |
| Flange Thickness | 0.188 INCHES NOMINAL IN |
| Style Designator | ROUND W/FLANGED BUSHING FOUR-HOLE FLANGE |
| Flange Length | 6.875 INCHES NOMINAL IN |
| Load/frequency Range | 240 TO 450 LB FOR 25 TO 30 CPS LBS |
| Shortest Distance Between Mounting Hole Centers | 5.625 INCHES NOMINAL IN |
| Inside Diameter | 0.641 INCHES NOMINAL IN |
| Height | 3.563 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Flange Width | 6.875 INCHES NOMINAL IN |
| Material | STEEL CUP |
| Material | STEEL CORE |
| Nonmetallic Hardness Rating | 65.0 NOMINAL DUROMETER |
| 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 |
|---|---|
| 1986290PC8 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 752768-8 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5342-00-012-4986 is a Mount,resilient,weapon System, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-012-4986 has 2 manufacturer part numbers on file: 1986290PC8 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 752768-8 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 6605-01-008-1574. Verify interchangeability with system specifications before substitution.
Key specifications for 1986290PC8: Flange Mounting Hole Diameter: 0.531 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 5.625 INCHES NOMINAL IN; Flange Thickness: 0.188 INCHES NOMINAL IN; Style Designator: ROUND W/FLANGED BUSHING FOUR-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.