The Bolt,shoulder, cataloged under National Stock Number 5306-00-006-0534, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Tens Machine Company, Inc. Dba Tens Machine Co Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-006-0534 |
| Primary Part Number | A51P60724-11 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Tens Machine Company, Inc. Dba Tens Machine Co Inc |
| Status | ACTIVE |
| Head Height | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Fastener Length | 3.130 INCHES NOMINAL IN |
| Shoulder Length | 2.500 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.7480 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.630 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | G-3111,FSC-26512 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.938 INCHES NOMINAL FIRST HOLE 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 |
|---|---|
| A51P60724-11 | Tens Machine Company, Inc. Dba Tens Machine Co Inc (USA) |
| A51P60724-11 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| A51P60724-11 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| A51P60724-11 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation |
NSN 5306-00-006-0534 is a Bolt,shoulder, manufactured by Tens Machine Company, Inc. Dba Tens Machine Co Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-006-0534 has 2 manufacturer part numbers on file: A51P60724-11 (Tens Machine Company, Inc. Dba Tens Machine Co Inc), A51P60724-11 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems).
Key specifications for A51P60724-11: Head Height: 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Fastener Length: 3.130 INCHES NOMINAL IN; Shoulder Length: 2.500 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.7480 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM FIRST SHOULDER IN. 17 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.