The Screw,tapping, cataloged under National Stock Number 5305-00-068-0523, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brockway Motor Trucks Div of Mack Trucks Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-068-0523 |
| Primary Part Number | 87446 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Brockway Motor Trucks Div of Mack Trucks Inc |
| Status | CANCELLED |
| Head Style | PAN |
| Features Provided | CASEHARDENED |
| Head Height | 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Head Diameter | 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN |
| Nonmachine Nominal Thread Diameter | 0.190 INCHES IN |
| Material | STEEL OVERALL |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Surface Treatment Document and Classification | QQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nonmachine Thread Style | DOG TYPE (TYPE B OR C) |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 87446 | Brockway Motor Trucks Div of Mack Trucks Inc (USA) |
| PK55Z10-6 | Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div (USA) |
| MS24621-42 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| FFS107TYPEBSTYLE9S | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 145185 | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| 145185 | General Motors Corp (USA) |
| 55Z10-6 | Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div (USA) |
NSN 5305-00-068-0523 is a Screw,tapping, manufactured by Brockway Motor Trucks Div of Mack Trucks Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-068-0523 has 7 cross-referenced part numbers: 87446 (Brockway Motor Trucks Div of Mack Trucks Inc), PK55Z10-6 (Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div), MS24621-42 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FFS107TYPEBSTYLE9S (Federal Specifications Promulgated by General Services Administration Washington DC), 145185 (Chrysler Realty Company Llc Dba Daimler Chrysler) and 2 more.
There are 12 known substitutes for 5305-00-068-0523: 5305-00-012-7847, 5305-00-014-5181, 5305-00-014-5183 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 87446: Head Style: PAN; Features Provided: CASEHARDENED; Head Height: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN; Fastener Length: 0.375 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-068-0523 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.