The Shock Absorber,direct Action, cataloged under National Stock Number 2510-01-473-5404, is classified within Federal Supply Class 2510 (Vehicular Cab, Body, and Frame Structural Components) of the Vehicular Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Manassas. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2510-01-473-5404 |
| Primary Part Number | B749 |
| Item Name | Shock Absorber,direct Action |
| FSC / FSG | 2510 / 25 — Vehicular Cab, Body, and Frame Structural Components |
| Manufacturer | Lockheed Martin Corporation Div Rms - Manassas |
| Status | ACTIVE |
| 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 |
|---|---|
| B749 PRIMARY | Lockheed Martin Corporation Div Rms - Manassas (USA) |
| N103800 | Lockheed Martin Corporation Div Rms - Manassas (USA) |
| Reference | Meaning |
|---|---|
| B749 | 3/2 Design control — primary reference U.S. Government activity |
| 7383914-01 | 5/2 Secondary reference U.S. Government activity |
NSN 2510-01-473-5404 is a Shock Absorber,direct Action, manufactured by Lockheed Martin Corporation Div Rms - Manassas, classified under FSC 2510, Vehicular Cab, Body, and Frame Structural Components. Status: active.
NSN 2510-01-473-5404 has 2 manufacturer part numbers on file: B749 (Lockheed Martin Corporation Div Rms - Manassas), N103800 (Lockheed Martin Corporation Div Rms - Manassas).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-691-1665. Verify interchangeability with system specifications before substitution.
Key specifications for B749: End Item Identification: AN/BQQ-10(V) UNIT 4001 ENCHANCED, CONT DSPLWS. 0 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.