The Setscrew, cataloged under National Stock Number 5305-00-474-0509, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Smith and Smith Aircraft Co. Government technical data includes 16 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-474-0509 |
| Primary Part Number | 53428 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Smith and Smith Aircraft Co |
| Status | ACTIVE |
| Head Style | HEADLESS (SETSCREW) |
| Thread Quantity Per Inch | 2828 |
| Material | STEEL COMP 4130 OVERALL |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALLMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Series Designator | UNF |
| Point Chamfer Angle | 45.0 DEGREES NOMINAL |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| Point Style | FLAT |
| Thread Class | 3A3A |
| Fastener Length | 0.688 INCHES NOMINAL IN |
| Point Diameter | 0.122 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN |
| Point Length | 0.188 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Internal Drive Style | SLOT |
| Thread Length | 0.500 INCHES MINIMUM0.500 INCHES MINIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-474-0509 is a Setscrew, manufactured by Smith and Smith Aircraft Co, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-474-0509 has 2 cross-referenced part numbers: 53428 (Smith and Smith Aircraft Co), 53428 (Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St)).
There are 6 known substitutes for 5305-00-474-0509: 5999-00-392-7921, 3455-00-540-0279, 7045-01-047-3404 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 53428: Head Style: HEADLESS (SETSCREW); Thread Quantity Per Inch: 2828; Material: STEEL COMP 4130 OVERALL; Material Document and Classification: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALLMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.