The Wrench,open End, cataloged under National Stock Number 5120-00-488-0440, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 9 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 | 5120-00-488-0440 |
| Primary Part Number | 3000435 |
| Item Name | Wrench,open End |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Large End Head Angle | 0.0 DEGREES NOMINAL |
| Large End Head Thickness | 0.125 INCHES NOMINAL IN |
| Small End Head Thickness | 0.125 INCHES NOMINAL IN |
| Small End Head Angle | 38.0 DEGREES NOMINAL |
| Wrenching Surface Size | 0.375 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | THIN DOUBLE HEAD |
| Features Provided | NONSPARKING AND NONMAGNETIC |
| Wrenching Surface Shape | HEXAGON BOTH ENDS INTERNAL |
| Material | ALUMINUM ALLOY OR COPPER ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5120-00-488-0440 is a Wrench,open End, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-488-0440 has 2 manufacturer part numbers on file: 3000435 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 3000435 (Bae Systems Land & Armaments L.p.).
1 possible match (shared part number, not a government interchangeability claim): 2910-01-117-6599. Verify interchangeability with system specifications before substitution.
Key specifications for 3000435: Large End Head Angle: 0.0 DEGREES NOMINAL; Large End Head Thickness: 0.125 INCHES NOMINAL IN; Small End Head Thickness: 0.125 INCHES NOMINAL IN; Small End Head Angle: 38.0 DEGREES NOMINAL. 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.