The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-01-214-5044, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-214-5044 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.375 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Fastener Length | 2.119 INCHES MINIMUM AND 2.149 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | FS-595 FED STD SINGLE TREATMENT RESPONSE HEAD |
| Thread Length | 0.547 INCHES MINIMUM AND 0.597 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN |
| Style Designator | CONCENTRIC HOLE UNTHREADED |
| Material Document and Classification | AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN |
| Concentric Hole Diameter | 0.437 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN |
| Surface Treatment | PAINT HEAD |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.981 INCHES MINIMUM AND 2.031 INCHES MAXIMUM FIRST HOLE IN |
| 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 |
|---|---|
| 1292877-109 | 3/2 Design control — primary reference U.S. Government activity |
| 1292877-109 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-214-5044 is a Bolt,internally Relieved Body, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-214-5044: Head Height: 0.375 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Fastener Length: 2.119 INCHES MINIMUM AND 2.149 INCHES MAXIMUM IN; Surface Treatment Document and Classification: FS-595 FED STD SINGLE TREATMENT RESPONSE HEAD; Thread Length: 0.547 INCHES MINIMUM AND 0.597 INCHES MAXIMUM IN. 18 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.