The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-242-3577, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-242-3577 |
| Primary Part Number | 123PM60404-11 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Head Height | 0.808 INCHES NOMINAL IN |
| Fastener Length | 3.243 INCHES NOMINAL IN |
| Extended Washer Diameter | 1.433 INCHES NOMINAL IN |
| Thread Length | 1.681 INCHES NOMINAL IN |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | DOUBLE HEXAGON LONGITUDINAL HOLE |
| Nominal Thread Diameter | 0.875 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.059 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 123PM60404-11 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123PM60404-11 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5306-01-242-3577 is a Bolt,internal Wrenching, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-242-3577 has 1 manufacturer part number on file: 123PM60404-11 (Northrop Grumman Systems Corporation).
Key specifications for 123PM60404-11: Head Height: 0.808 INCHES NOMINAL IN; Fastener Length: 3.243 INCHES NOMINAL IN; Extended Washer Diameter: 1.433 INCHES NOMINAL IN; Thread Length: 1.681 INCHES NOMINAL IN. 16 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.