The Screw,machine, cataloged under National Stock Number 5305-01-647-9404, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-647-9404 |
| Primary Part Number | MS51957-80 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use |
| Status | ACTIVE |
| Fastener Length | 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Surface Treatment | ZINC NICKEL AND PASSIVATE |
| Head Diameter | 0.4730 INCHES MINIMUM AND 0.4920 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Minimum Tensile Strength | 2540 POUNDS PER SQUARE INCH LBS |
| Screw Material | STEEL CORROSION RESISTING |
| Head Height | 0.1620 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM IN |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Length | 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 20 |
| Head Style | PAN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment Document and Classification | SAE-AMS2700 ASSN STD SINGLE TREATMENT RESPONSE |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS51957-80 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
NSN 5305-01-647-9404 is a Screw,machine, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-647-9404 has 1 cross-referenced part number: MS51957-80 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).
There are 2 known substitutes for 5305-01-647-9404: 5305-00-059-3676, 5305-00-071-1316. Verify interchangeability with system specifications before substitution.
Key specifications for MS51957-80: Fastener Length: 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Surface Treatment: ZINC NICKEL AND PASSIVATE; Part Name Assigned by Controlling Agency: MACHINE SCREW; Head Diameter: 0.4730 INCHES MINIMUM AND 0.4920 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.