The Bolt,internal Wrenching, cataloged under National Stock Number 5306-00-445-2399, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-445-2399 |
| Primary Part Number | 32-32517-3 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Width Across Flats | 0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| Head Height | 0.375 INCHES NOMINAL IN |
| Fastener Length | 3.315 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | PS13107 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment Document and Classification | PS13306 NO 509 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE TOP OF HEAD |
| Thread Length | 0.400 INCHES NOMINAL IN |
| First Diameter From Head | 0.250 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 1.275 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Distance From Largest Bearing Surface of Head to End of Third Diameter | 1.905 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.875 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 1.055 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND NICKEL OVERALL |
| Surface Treatment | PAINT TOP OF HEAD |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Third Diameter From Head | 0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN |
| Thread Series Designator | UNF |
| Head Diameter | 0.520 INCHES NOMINAL 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 |
|---|---|
| 32-32517-3 PRIMARY | The Boeing Company Div Defense (USA) |
| 32-32517-3 | Reid Products Inc. Dba Reid Products Inc (USA) |
NSN 5306-00-445-2399 is a Bolt,internal Wrenching, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-445-2399 has 2 manufacturer part numbers on file: 32-32517-3 (The Boeing Company Div Defense), 32-32517-3 (Reid Products Inc. Dba Reid Products Inc).
Key specifications for 32-32517-3: Width Across Flats: 0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN; Head Height: 0.375 INCHES NOMINAL IN; Fastener Length: 3.315 INCHES NOMINAL IN; Surface Treatment Document and Classification: PS13107 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 23 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.