The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-01-467-4320, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-467-4320 |
| Primary Part Number | 77C719591P001 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Extended Washer Thickness | 0.640 INCHES NOMINAL IN |
| Point Diameter | 0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN |
| Head Height | 1.500 INCHES NOMINAL IN |
| Point Length | 0.200 INCHES NOMINAL IN |
| Fastener Length | 4.700 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-L-46010,TYPE II MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 1.310 INCHES NOMINAL IN |
| Thread Length | 1.000 INCHES NOMINAL IN |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | MIL-C-24111,COND 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 90.0 DEGREES NOMINAL |
| First Diameter From Head | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.875 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Point Style | FULL DOG |
| Width Between Flats | 0.875 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | LUBRICANT OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP 630 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 |
|---|---|
| 77C719591P001 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 77C719591 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rms |
NSN 5306-01-467-4320 is a Bolt,externally Relieved Body, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-467-4320 has 1 manufacturer part number on file: 77C719591P001 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C719591P001: Extended Washer Thickness: 0.640 INCHES NOMINAL IN; Point Diameter: 0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN; Head Height: 1.500 INCHES NOMINAL IN; Point Length: 0.200 INCHES NOMINAL IN. 23 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.