The Bolt,shoulder, cataloged under National Stock Number 5306-01-290-2685, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fruehauf Corp Fruehauf Trailer Opns. Government technical data includes 14 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-290-2685 |
| Primary Part Number | U-XA0016-X |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fruehauf Corp Fruehauf Trailer Opns |
| Status | ACTIVE |
| Head Height | 0.312 INCHES NOMINAL IN |
| Fastener Length | 6.031 INCHES MINIMUM AND 6.219 INCHES MAXIMUM IN |
| Shoulder Length | 4.531 INCHES MINIMUM AND 4.594 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 1.234 INCHES MINIMUM AND 1.250 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 1.249 INCHES MINIMUM AND 1.374 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OVERALL |
| Thread Series Designator | UNS |
| Head Diameter | 1.937 INCHES MINIMUM AND 2.000 INCHES MAXIMUM 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 |
|---|---|
| U-XA0016-X PRIMARY | Fruehauf Corp Fruehauf Trailer Opns (USA) |
NSN 5306-01-290-2685 is a Bolt,shoulder, manufactured by Fruehauf Corp Fruehauf Trailer Opns, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-290-2685 has 1 manufacturer part number on file: U-XA0016-X (Fruehauf Corp Fruehauf Trailer Opns).
Key specifications for U-XA0016-X: Head Height: 0.312 INCHES NOMINAL IN; Fastener Length: 6.031 INCHES MINIMUM AND 6.219 INCHES MAXIMUM IN; Shoulder Length: 4.531 INCHES MINIMUM AND 4.594 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 1.234 INCHES MINIMUM AND 1.250 INCHES MAXIMUM FIRST SHOULDER IN. 14 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.