The Bolt,locking, cataloged under National Stock Number 5342-00-503-5423, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Eastern Co Div Eberhard Manufacturing. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5342-00-503-5423 |
| Primary Part Number | 5658-1 |
| Item Name | Bolt,locking |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Eastern Co Div Eberhard Manufacturing |
| Status | ACTIVE |
| General Characteristics Item Description | CADMIUM PLATED QQ-P-416 TYPE 2 CLASS 2,4.375 IN. LG,0.750 IN. H,1.000 IN. W,CLEVIS ON ONE END WITH 0.250-20 UNC 2B THREAD 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 |
|---|---|
| 5658-1 PRIMARY | Eastern Co Div Eberhard Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 5340005035423 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 8698437 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5342-00-503-5423 is a Bolt,locking, manufactured by Eastern Co Div Eberhard Manufacturing, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-503-5423 has 1 manufacturer part number on file: 5658-1 (Eastern Co Div Eberhard Manufacturing).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-195-9724. Verify interchangeability with system specifications before substitution.
Key specifications for 5658-1: General Characteristics Item Description: CADMIUM PLATED QQ-P-416 TYPE 2 CLASS 2,4.375 IN. LG,0.750 IN. H,1.000 IN. W,CLEVIS ON ONE END WITH 0.250-20 UNC 2B THREAD IN. 1 specification is 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.