The Screw,assembled Washer, cataloged under National Stock Number 5305-00-799-4239, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-799-4239 |
| Primary Part Number | 7994239 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | CANCELLED |
| Primary Washer Outside Diameter | 0.260 INCHES NOMINAL IN |
| Fastener Length | 0.250 INCHES NOMINAL IN |
| Internal Drive Style | SLOT |
| Thread Quantity Per Inch | 32 |
| Thread Class | 2A A |
| Material | STEEL OVERALL |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Primary Washer Material Thickness | 0.031 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Style | FILLISTER |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Diameter | 0.250 INCHES NOMINAL IN |
| Washer Quantity | 1 |
| Thread Length | 0.250 INCHES NOMINAL IN |
| Primary Washer Style | SPLIT HELICAL RING |
| Head Height | 0.094 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5305-00-799-4239 is a Screw,assembled Washer, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-799-4239 has 3 cross-referenced part numbers: 92702 (Briggs and Stratton Corp), 92848 (Briggs and Stratton Corp), 7994239 (U S Army Tank Automotive Command Amsta-Im-Mm).
There are 7 known substitutes for 5305-00-799-4239: 5985-00-258-0124, 2990-00-495-6447, 8520-00-527-9942 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7994239: Primary Washer Outside Diameter: 0.260 INCHES NOMINAL IN; Fastener Length: 0.250 INCHES NOMINAL IN; Internal Drive Style: SLOT; Thread Quantity Per Inch: 32. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-799-4239 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.