The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-128-8931, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-128-8931 |
| Primary Part Number | NAS1351C3-58 |
| 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 |
| Fastener Length | 3.565 INCHES MINIMUM AND 3.625 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Specification/standard Data | 80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Hardness Rating | 80.0 ROCKWELL B MINIMUM OVERALL |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Head Height | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Minimum Yield Strength | 30000 POUNDS PER SQUARE INCH LBS |
| Thread Length | 0.875 INCHES MINIMUM IN |
| Head Style | FLAT CHAMFER |
| Thread Series Designator | UNRF |
| Internal Drive Style | HEXAGON |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Width Across Flats | 0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN |
| Head Diameter | 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Material | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 OVERALL |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 52-20-91 | Brooks Automation, Inc. Div Cti Cryogenics (USA) |
| NAS1351C3-58 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
NSN 5305-01-128-8931 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 5305-01-128-8931 has 2 cross-referenced part numbers: 52-20-91 (Brooks Automation, Inc. Div Cti Cryogenics), NAS1351C3-58 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).
There is 1 known substitute for 5305-01-128-8931: 6105-00-635-4887. Verify interchangeability with system specifications before substitution.
Key specifications for NAS1351C3-58: Fastener Length: 3.565 INCHES MINIMUM AND 3.625 INCHES MAXIMUM IN; Surface Treatment: PASSIVATE OVERALL; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Specification/standard Data: 80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 19 total characteristics are documented in the Federal Logistics Information System.