The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-490-1851, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-490-1851 |
| Primary Part Number | MS51095-444 |
| Item Name | Screw,cap,hexagon 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 |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | HEXAGON FLATS |
| Material | STEEL OVERALL |
| Surface Finish | 63.0 MICROINCHES THREADS |
| Nondefinitive Spec/std Data | 2 TYPE AND 10P STYLE AND 5 GRADE |
| Material Document and Classification | SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment Document and Classification | QQ-P-416,TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Quantity Per Inch | 11 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Diameter | 0.094 INCHES NOMINAL IN |
| Fastener Length | 3.156 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Hole Quantity | 1 |
| Thread Class | 2A A |
| Thread Length | 1.727 INCHES MINIMUM IN |
| Hole Type | DRILLED |
| Head Style | HEXAGON |
| Width Between Flats | 0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Departure From Cited Designator | AS MODIFIED BY DRILLED HOLE IN HEAD |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Minimum Tensile Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Head Height | 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS51095-444 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS51095-444 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| FF-S-85 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| NASM51095 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
NSN 5305-00-490-1851 is a Screw,cap,hexagon 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 5305-00-490-1851 has 4 cross-referenced part numbers: MS51095-444 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS51095-444 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), FF-S-85 (Federal Specifications Promulgated by General Services Administration Washington DC), NASM51095 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).
There are 11 known substitutes for 5305-00-490-1851: 5305-00-165-8074, 5305-00-941-3618, 5305-00-941-9459 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS51095-444: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL; Hole Configuration Style: HEXAGON FLATS; Material: STEEL OVERALL. 23 total characteristics are documented in the Federal Logistics Information System.