The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-245-8472, 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 21 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-245-8472 |
| Primary Part Number | MS21262-54 |
| Item Name | Screw,cap,socket Head |
| 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 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| Nondefinitive Spec/std Data | 6 TYPE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Quantity Per Inch | 32 |
| Fastener Length | 0.985 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN |
| Thread Length | 0.923 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN |
| Head Height | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN |
| Minimum Yield Strength | 130000 POUNDS PER SQUARE INCH LBS |
| Head Style | FLAT CHAMFER |
| Width Across Flats | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Surface Finish | 63.0 MICROINCHES THREADS |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Internal Drive Style | HEXAGON |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Head Diameter | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFS86 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| LK21262-54 | Torkon Fastener Corp (USA) |
| 28320-1 | Triumph Controls, Llc Dba Triumph Controls, Llc (USA) |
| MS21262-54 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| MS21262-54 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5305-00-245-8472 is a Screw,cap,socket Head, 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 5305-00-245-8472 has 5 cross-referenced part numbers: FFS86 (Federal Specifications Promulgated by General Services Administration Washington DC), LK21262-54 (Torkon Fastener Corp), 28320-1 (Triumph Controls, Llc Dba Triumph Controls, Llc), MS21262-54 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MS21262-54 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 2 known substitutes for 5305-00-245-8472: 5950-01-177-9544, 4730-01-482-1463. Verify interchangeability with system specifications before substitution.
Key specifications for MS21262-54: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL; Nondefinitive Spec/std Data: 6 TYPE. 21 total characteristics are documented in the Federal Logistics Information System.