The Bolt,shoulder, cataloged under National Stock Number 5306-00-316-5571, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-316-5571 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.100 INCHES NOMINAL IN |
| Fastener Length | 1.065 INCHES NOMINAL IN |
| Shoulder Length | 0.665 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.3087 INCHES MINIMUM AND 0.3098 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.280 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Criticality Code Justification | AATN |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.750 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 729021-103 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 729021-105 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-316-5571 is a Bolt,shoulder, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-316-5571: Head Height: 0.100 INCHES NOMINAL IN; Fastener Length: 1.065 INCHES NOMINAL IN; Shoulder Length: 0.665 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.3087 INCHES MINIMUM AND 0.3098 INCHES MAXIMUM FIRST SHOULDER IN. 16 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.