The Screw,machine, cataloged under National Stock Number 5305-01-080-0667, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Screw Products, Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-080-0667 |
| Primary Part Number | 21042A |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Federal Screw Products, Inc. |
| Status | ACTIVE |
| Screw Surface Treatment | SILVER AND CHROMATE |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Diameter | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Head Height | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Precious Material and Location | OVERALL SILVER |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Length | 0.158 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-S-365 GRADE A TY 1 OR TY 2 OR TY 3 FED SPEC SINGLE TREATMENT RESPONSE |
| Thread Class | 2A A |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Head Style | PAN |
| Precious Material | SILVER |
| Fastener Length | 0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21042A | Federal Screw Products, Inc. (USA) |
| 755017A824343 | L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications (USA) |
| 21042AADX | Airdale Express Llc Div Airdale Express (USA) |
NSN 5305-01-080-0667 is a Screw,machine, manufactured by Federal Screw Products, Inc., classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-080-0667 has 3 cross-referenced part numbers: 21042A (Federal Screw Products, Inc.), 755017A824343 (L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications), 21042AADX (Airdale Express Llc Div Airdale Express).
There is 1 known substitute for 5305-01-080-0667: 5945-00-346-3642. Verify interchangeability with system specifications before substitution.
Key specifications for 21042A: Screw Surface Treatment: SILVER AND CHROMATE; Nominal Thread Diameter: 0.138 INCHES IN; Head Diameter: 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 16 total characteristics are documented in the Federal Logistics Information System.