The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-180-8688, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 21 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-180-8688 |
| Primary Part Number | 6119659-1 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Width Across Flats | 0.158 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Head Height | 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Fastener Length | 2.360 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.310 INCHES MINIMUM IN |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 2.050 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | DOUBLE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.135 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 2 |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM 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 |
|---|---|
| 6119659-1 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 5306-01-180-8688 is a Bolt,internal Wrenching, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-180-8688 has 1 manufacturer part number on file: 6119659-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 6119659-1: Width Across Flats: 0.158 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN; Head Height: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN; Fastener Length: 2.360 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 21 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.