The Setscrew, cataloged under National Stock Number 5305-00-655-9994, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-655-9994 |
| Primary Part Number | FFS103 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| Surface Treatment | PHOSPHATE OVERALL |
| Material | STEEL COMP 4037 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNF |
| Nondefinitive Spec/std Data | 3 STYLE AND 2 TYPE |
| Material Document and Classification | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Internal Drive Style | HEXAGON |
| Width Across Flats | 0.093 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Thread Length | 0.375 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Point Style | CONE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFS103 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MS51037-37 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 10247 | Kleinschmidt Inc (USA) |
NSN 5305-00-655-9994 is a Setscrew, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-655-9994 has 3 cross-referenced part numbers: FFS103 (Federal Specifications Promulgated by General Services Administration Washington DC), MS51037-37 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 10247 (Kleinschmidt Inc).
There are 10 known substitutes for 5305-00-655-9994: 4820-00-200-0664, 5985-00-201-7400, 5999-01-067-1118 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for FFS103: Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL; Surface Treatment: PHOSPHATE OVERALL; Material: STEEL COMP 4037 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL; Thread Series Designator: UNF. 16 total characteristics are documented in the Federal Logistics Information System.