The Screw,tapping, cataloged under National Stock Number 5305-00-637-4522, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 12 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-637-4522 |
| Primary Part Number | ANSI B18.6.4 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | American National Standards Institute Incorporated Dba American National Standards Institute |
| Status | CANCELLED |
| Nonmachine Nominal Thread Diameter | 0.151 INCHES IN |
| Nonmachine Thread Style | GIMLET POINT (TYPE A, AB OR BA) |
| Head Style | PAN NO. 2 |
| Head Height | 0.079 INCHES MINIMUM AND 0.089 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM-B633 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| Features Provided | CASEHARDENED |
| Surface Treatment | ZINC OVERALL |
| Nondefinitive Spec/std Data | A TYPE |
| Material | STEEL OVERALL |
| Internal Drive Style | SLOT |
| Head Diameter | 0.281 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN |
| Fastener Length | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ANSI B18.6.4 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| FF-S-107 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| ASME B18.6.4 | The American Society of Mechanical Engineers (USA) |
NSN 5305-00-637-4522 is a Screw,tapping, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-637-4522 has 3 cross-referenced part numbers: ANSI B18.6.4 (American National Standards Institute Incorporated Dba American National Standards Institute), FF-S-107 (Federal Specifications Promulgated by General Services Administration Washington DC), ASME B18.6.4 (The American Society of Mechanical Engineers).
There are 12 known substitutes for 5305-00-637-4522: 5305-00-014-4810, 5305-00-052-7500, 5305-00-052-8238 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for ANSI B18.6.4: Nonmachine Nominal Thread Diameter: 0.151 INCHES IN; Nonmachine Thread Style: GIMLET POINT (TYPE A, AB OR BA); Head Style: PAN NO. 2; Head Height: 0.079 INCHES MINIMUM AND 0.089 INCHES MAXIMUM IN. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-637-4522 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.