The Bolt,shoulder, cataloged under National Stock Number 5306-00-140-2073, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-140-2073 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.562 INCHES NOMINAL IN |
| Fastener Length | 4.750 INCHES NOMINAL IN |
| Shoulder Length | 0.062 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Length | 0.060 INCHES MINIMUM AND 0.069 INCHES MAXIMUM SECOND SHOULDER IN |
| Surface Treatment Document and Classification | TTC 595 ASSN STD 1ST TREATMENT RESPONSE AND TT-P-636 ASSN STD 2ND TREATMENT RESPONSE OR TT-P-664 ASSN STD 3RD TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.839 INCHES MINIMUM AND 0.849 INCHES MAXIMUM SECOND SHOULDER IN |
| Shoulder Diameter | 0.938 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.875 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.938 INCHES NOMINAL IN |
| Surface Treatment | ENAMEL AND PRIMER OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SC-B-98535 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-140-2073 is a Bolt,shoulder, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-140-2073: Head Height: 0.562 INCHES NOMINAL IN; Fastener Length: 4.750 INCHES NOMINAL IN; Shoulder Length: 0.062 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Length: 0.060 INCHES MINIMUM AND 0.069 INCHES MAXIMUM SECOND SHOULDER IN. 19 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.