The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-666-5329, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Chief Manufacturing Inc. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-666-5329 |
| Primary Part Number | 2693716-0006 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Chief Manufacturing Inc |
| Status | ACTIVE |
| Width Across Flats | 0.094 INCHES NOMINAL IN |
| Head Height | 0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Fastener Length | 0.438 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.176 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-763,FED-STD-66 OR SHALL BE EQUAL TO OR INTERCHANGEABLE WITH 16:18 OR 18:18 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.074 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.1120 INCHES IN |
| Head Style | FLAT FILLISTER |
| Thread Direction | RIGHT-HAND |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.176 INCHES MINIMUM AND 0.183 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 |
|---|---|
| 2693716-0006 PRIMARY | Chief Manufacturing Inc (USA) |
| 2693716-0006 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 2693716-0006 PRIMARY | Fairchild Corp Aerospace Tools/aerospace Fastener Div (USA) |
| 2693716-0006 PRIMARY | Sps Technologies Afg Div (USA) |
| 2693716-0006 PRIMARY | Cbs Fasteners, Llc (USA) |
| 2693716-0006 PRIMARY | B & B Specialties Inc (USA) |
| Reference | Meaning |
|---|---|
| 2693716-0006 | 3/2 Design control — primary reference U.S. Government activity |
| 2693716-0006 | 3/2 Design control — primary reference U.S. Government activity |
| 2693716-0006 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5305-01-666-5329 is a Screw,externally Relieved Body, manufactured by Chief Manufacturing Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-666-5329 has 6 manufacturer part numbers on file: 2693716-0006 (Chief Manufacturing Inc), 2693716-0006 (Sps Technologies, Llc Dba PB Fasteners), 2693716-0006 (Fairchild Corp Aerospace Tools/aerospace Fastener Div), 2693716-0006 (Sps Technologies Afg Div), 2693716-0006 (Cbs Fasteners, Llc) and 1 more.
Key specifications for 2693716-0006: Width Across Flats: 0.094 INCHES NOMINAL IN; Head Height: 0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Fastener Length: 0.438 INCHES NOMINAL IN; Surface Treatment Document and Classification: ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 19 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.