The Mount,resilient,weapon System, cataloged under National Stock Number 5342-00-480-9979, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Rosemount Inc Dba Fisher Rosemount Service and Support. Government technical data includes 8 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-00-480-9979 |
| Primary Part Number | C09944-0001 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Rosemount Inc Dba Fisher Rosemount Service and Support |
| Status | ACTIVE |
| Slot Height | 0.051 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | CAGE 76005, J-1221-67, TYPE 13 MFR REF SINGLE TREATMENT RESPONSE CORE |
| Groove Diameter | 0.500 INCHES NOMINAL IN |
| Inside Diameter | 0.139 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN |
| Height | 0.510 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE CORE |
| Material | ALUMINUM ALLOY CORE |
| Major Outside Diameter | 0.750 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 |
|---|---|
| C09944-0001 PRIMARY | Rosemount Inc Dba Fisher Rosemount Service and Support (USA) |
| Reference | Meaning |
|---|---|
| C09944 | D/9 Drawing number reference only Rosemount Inc Dba Fisher Rosemount Service and Support |
| C09944-0001 | 5/9 Secondary reference Rosemount Aerospace Inc Dba Rosemount Aerospace Inc |
| 9944 | 5/9 Secondary reference The Boeing Company Div Defense |
| J-8483-37 | 5/9 Secondary reference Lord Corporation Dba Lord Corp |
NSN 5342-00-480-9979 is a Mount,resilient,weapon System, manufactured by Rosemount Inc Dba Fisher Rosemount Service and Support, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-480-9979 has 1 manufacturer part number on file: C09944-0001 (Rosemount Inc Dba Fisher Rosemount Service and Support).
5 possible matches (shared part number, not a government interchangeability claim): 5955-00-517-9443, 6145-01-366-6648, 4240-01-520-3770. Verify interchangeability with system specifications before substitution.
Key specifications for C09944-0001: Slot Height: 0.051 INCHES NOMINAL IN; Surface Treatment Document and Classification: CAGE 76005, J-1221-67, TYPE 13 MFR REF SINGLE TREATMENT RESPONSE CORE; Groove Diameter: 0.500 INCHES NOMINAL IN; Inside Diameter: 0.139 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN. 8 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.