The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-018-0181, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-018-0181 |
| Primary Part Number | 60X3338 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Napco International Llc Dba Napco International Inc |
| Status | CANCELLED |
| Width Between Flats | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 13 |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Fastener Length | 2.000 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hardness Rating | 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| Head Style | HEXAGON |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |
| Nondefinitive Spec/std Data | 2 TYPE AND 10P STYLE AND 5 GRADE |
| Thread Length | 1.250 INCHES MINIMUM IN |
| Thread Class | 2A A |
| Minimum Tensile Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Head Height | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 60X3338 | Napco International Llc Dba Napco International Inc (USA) |
| 180181 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| MS35297-115 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 3944 | The Champion Company Div Ground Support Equipment (USA) |
| 180181 | General Motors Corp (USA) |
NSN 5305-00-018-0181 is a Screw,cap,hexagon Head, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-018-0181 has 5 cross-referenced part numbers: 60X3338 (Napco International Llc Dba Napco International Inc), 180181 (Army Weapons Command Attn Amswe-Ree-S), MS35297-115 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 3944 (The Champion Company Div Ground Support Equipment), 180181 (General Motors Corp).
There are 10 known substitutes for 5305-00-018-0181: 5960-00-100-7128, 5306-00-537-8198, 5815-00-822-5742 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 60X3338: Width Between Flats: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Thread Quantity Per Inch: 13; Thread Direction: RIGHT-HAND; Nominal Thread Diameter: 0.500 INCHES IN. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-018-0181 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.