The Bolt,shoulder, cataloged under National Stock Number 5306-01-651-2188, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-651-2188 |
| Primary Part Number | NA0252-060052 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Head Height | 4.2 MILLIMETERS MINIMUM AND 4.5 MILLIMETERS MAXIMUM MM |
| Fastener Length | 62.0 MILLIMETERS NOMINAL MM |
| Shoulder Length | 52.0 MILLIMETERS NOMINAL OVERALL MM |
| Shoulder Diameter | 7.9 MILLIMETERS NOMINAL OVERALL MM |
| Thread Pitch in Millimeters | 1.0 |
| Thread Length | 10.0 MILLIMETERS NOMINAL MM |
| Shoulder Shape | ROUND OVERALL |
| Nominal Thread Diameter | 6.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 12.7 MILLIMETERS MINIMUM AND 13.0 MILLIMETERS MAXIMUM MM |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | MJ |
| 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 |
|---|---|
| NA0252-060052 | Lockheed Martin Corporation (USA) |
| Reference | Meaning |
|---|---|
| NA0252-060052 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-651-2188 is a Bolt,shoulder, manufactured by Lockheed Martin Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-651-2188 has 1 manufacturer part number on file: NA0252-060052 (Lockheed Martin Corporation).
Key specifications for NA0252-060052: Head Height: 4.2 MILLIMETERS MINIMUM AND 4.5 MILLIMETERS MAXIMUM MM; Fastener Length: 62.0 MILLIMETERS NOMINAL MM; Shoulder Length: 52.0 MILLIMETERS NOMINAL OVERALL MM; Shoulder Diameter: 7.9 MILLIMETERS NOMINAL OVERALL MM. 13 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.