The Bolt,shoulder, cataloged under National Stock Number 5306-00-405-0724, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-405-0724 |
| Primary Part Number | 128ABM10215-1 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Head Height | 0.185 INCHES MINIMUM IN |
| Fastener Length | 3.690 INCHES NOMINAL IN |
| Shoulder Length | 3.390 INCHES MINIMUM AND 3.400 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | G.S.S 8060 FSCM 26512 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.290 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.553 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 128ABM10215-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 128ABM10215-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5306-00-405-0724 is a Bolt,shoulder, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-405-0724 has 1 manufacturer part number on file: 128ABM10215-1 (Northrop Grumman Systems Corporation).
Key specifications for 128ABM10215-1: Head Height: 0.185 INCHES MINIMUM IN; Fastener Length: 3.690 INCHES NOMINAL IN; Shoulder Length: 3.390 INCHES MINIMUM AND 3.400 INCHES MAXIMUM FIRST SHOULDER IN; Surface Treatment Document and Classification: G.S.S 8060 FSCM 26512 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 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.