The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-157-8284, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 18 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 | 5305-00-157-8284 |
| Primary Part Number | 11641008 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Head Diameter | 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Internal Drive Style | HEXAGON |
| Thread Quantity Per Inch | 24 |
| Countersink Angle | 81.0 DEGREES NOMINAL |
| Width Across Flats | 0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN |
| Material | STEEL COMP 1022 OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Locking Feature | STRIP THREADS |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment Document and Classification | QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | ASTM A545 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A548 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Fastener Length | 0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Length | 0.593 INCHES MINIMUM AND 0.623 INCHES MAXIMUM IN |
| Head Style | FILLISTER COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-157-8284 is a Screw,cap,socket Head, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-157-8284 has 3 cross-referenced part numbers: 11641008 (U S Army Tank Automotive Command Amsta-Im-Mm), 973842 (Am General Llc), 1P973842 (Long-Lok, Llc).
There is 1 known substitute for 5305-00-157-8284: 5910-00-124-0618. Verify interchangeability with system specifications before substitution.
Key specifications for 11641008: Head Height: 0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Head Diameter: 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN; Internal Drive Style: HEXAGON. 19 total characteristics are documented in the Federal Logistics Information System.