The Bolt,shoulder, cataloged under National Stock Number 5306-01-422-9306, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Eastern Co Div Eberhard Manufacturing. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5306-01-422-9306 |
| Primary Part Number | 5-400-52 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Eastern Co Div Eberhard Manufacturing |
| Status | ACTIVE |
| Head Height | 0.150 INCHES NOMINAL IN |
| Fastener Length | 2.030 INCHES NOMINAL IN |
| Shoulder Length | 0.840 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.545 INCHES MINIMUM AND 0.550 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 1.200 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.120 INCHES NOMINAL IN |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP 1045 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5306-01-422-9306 is a Bolt,shoulder, manufactured by Eastern Co Div Eberhard Manufacturing, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-422-9306 has 2 manufacturer part numbers on file: 3646258 (Oshkosh Defense Llc), 5-400-52 (Eastern Co Div Eberhard Manufacturing).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-471-6902. Verify interchangeability with system specifications before substitution.
Key specifications for 5-400-52: Head Height: 0.150 INCHES NOMINAL IN; Fastener Length: 2.030 INCHES NOMINAL IN; Shoulder Length: 0.840 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.545 INCHES MINIMUM AND 0.550 INCHES MAXIMUM FIRST SHOULDER IN. 15 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.