The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-100-5982, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-100-5982 |
| Primary Part Number | 6133496-1 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Head Height | 0.750 INCHES NOMINAL IN |
| Fastener Length | 1.280 INCHES NOMINAL IN |
| Thread Length | 0.110 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | KNURLED NO. 5 |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 2 |
| Internal Drive Style | TORQUE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.210 INCHES MINIMUM AND 0.230 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 |
|---|---|
| 10-502599 | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| 71311600-012 | Lockheed Martin Corporation (USA) |
| 6133496-1 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 2609488-2 | Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA) |
| 422420-1 | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| Reference | Meaning |
|---|---|
| 13011991 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5305-01-100-5982 is a Screw,externally Relieved Body, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-100-5982 has 5 manufacturer part numbers on file: 10-502599 (Amphenol Corp Div Amphenol Aerospace Operations), 71311600-012 (Lockheed Martin Corporation), 6133496-1 (Lockheed Martin Corporation Div Rotary and Mission Systems), 2609488-2 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), 422420-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
Key specifications for 6133496-1: Head Height: 0.750 INCHES NOMINAL IN; Fastener Length: 1.280 INCHES NOMINAL IN; Thread Length: 0.110 INCHES MINIMUM IN; Nominal Thread Diameter: 0.112 INCHES IN. 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.