The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-664-0399, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-664-0399 |
| Primary Part Number | 79034 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Fastenal Company |
| Status | ACTIVE |
| Thread Series Designator | UNRF |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Head Style | KNURLED NO. 1 |
| Thread Length | 0.750 INCHES NOMINAL IN |
| Width Across Flats | 0.1562 INCHES MINIMUM AND 0.1587 INCHES MAXIMUM IN |
| Internal Drive Style | HEXAGON |
| Head Diameter | 0.298 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Height | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Material | STEEL COMP 316 OVERALL |
| Material Document and Classification | ASTM F837, ALLOY 316, CONDITION CW ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment Document and Classification | ASTM A380/A380M ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 79034 PRIMARY | Fastenal Company (USA) |
NSN 5305-01-664-0399 is a Screw,cap,socket Head, manufactured by Fastenal Company, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-664-0399 has 1 cross-referenced part number: 79034 (Fastenal Company).
There are 3 known substitutes for 5305-01-664-0399: 5340-01-144-8091, 3120-01-165-1415, 5306-01-723-3107. Verify interchangeability with system specifications before substitution.
Key specifications for 79034: Thread Series Designator: UNRF; Fastener Length: 0.750 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: NO. 10-32 X 3/4" ASTM F837 HEX DRIVE 316 STAINLESS STEEL CAP SCREW; Head Style: KNURLED NO. 1. 18 total characteristics are documented in the Federal Logistics Information System.