The Bolt,internal Wrenching, cataloged under National Stock Number 5306-00-433-9388, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-433-9388 |
| Primary Part Number | 440370-11 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Width Across Flats | 0.062 INCHES NOMINAL IN |
| Head Height | 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN |
| Fastener Length | 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Length | 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.369 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.218 INCHES MINIMUM AND 0.226 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 |
NSN 5306-00-433-9388 is a Bolt,internal Wrenching, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-433-9388 has 3 manufacturer part numbers on file: 440370-11 (Raytheon Company Dba Raytheon Co), 440370-11 (Raytheon Company), 440370-11 (Allmetal Screw Products Corp).
Key specifications for 440370-11: Width Across Flats: 0.062 INCHES NOMINAL IN; Head Height: 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN; Fastener Length: 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL. 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.