The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-127-8472, 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18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-127-8472 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Width Across Flats | 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN |
| Head Height | 0.245 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Fastener Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Thread Length | 0.553 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Material Document and Classification | C50TF13 CL-B FSCM 99207 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.062 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.365 INCHES MINIMUM AND 0.385 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 |
| Reference | Meaning |
|---|---|
| 10115785 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 3027T77P01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-127-8472 is a Bolt,internal Wrenching, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-127-8472: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD; Width Across Flats: 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN; Head Height: 0.245 INCHES MINIMUM AND 0.265 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.