The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-243-7154, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-243-7154 |
| Primary Part Number | 830-9055-1 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Head Height | 0.240 INCHES NOMINAL IN |
| Fastener Length | 0.572 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Internal Thread Length | 0.250 INCHES NOMINAL CONCENTRIC HOLE IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE |
| Concentric Hole Depth | 0.375 INCHES NOMINAL IN |
| Thread Length | 0.375 INCHES MINIMUM AND 0.407 INCHES MAXIMUM IN |
| Threads Per Inch | 40 CONCENTRIC HOLE |
| Style Designator | CONCENTRIC HOLE THREADED |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.112 INCHES CONCENTRIC HOLE IN |
| Width Between Flats | 1.000 INCHES NOMINAL IN |
| Shoulder Diameter | 0.880 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL COMP 303 OVERALL |
| Shoulder Length | 0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 830-9055-1 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| 830-9055-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 5306-00-243-7154 is a Bolt,internally Relieved Body, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-243-7154 has 1 manufacturer part number on file: 830-9055-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for 830-9055-1: Head Height: 0.240 INCHES NOMINAL IN; Fastener Length: 0.572 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Internal Thread Length: 0.250 INCHES NOMINAL CONCENTRIC HOLE IN. 22 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.