The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-499-3404, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Haldex Brake Products Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-499-3404 |
| Primary Part Number | 443-10318 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Haldex Brake Products Corporation |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 122240 | Haulmark Trailers (australia) Pty Ltd (AUS) |
| 443-10318 PRIMARY | Haldex Brake Products Corporation (USA) |
| S-24596 | Hendrickson Asia Pacific Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| 443-10290 | 7/9 Vendor item drawing reference Haldex Inc |
| 442-10290 | 5/9 Secondary reference Haldex Inc |
NSN 5340-01-499-3404 is a Standoff,threaded,spacing, manufactured by Haldex Brake Products Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-499-3404 has 3 manufacturer part numbers on file: 122240 (Haulmark Trailers (australia) Pty Ltd), 443-10318 (Haldex Brake Products Corporation), S-24596 (Hendrickson Asia Pacific Pty Ltd).
Key specifications for 443-10318: Special Features: OVER LENGTH IS 3.375 INCH W/0.4375-14 THREAD ONE END IN; End Item Identification: M871A3 SEMI-TRAILER,22.5 TON,2330-01-458-6865 END ITEM; Material: STEEL OVERALL. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.