The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-558-3694, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 14 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-558-3694 |
| Primary Part Number | 121787 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Width Between Flats | 0.4280 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Nondefinitive Spec/std Data | 2 TYPE AND 10P STYLE AND 2 GRADE |
| Material | STEEL OVERALL |
| Hardness Rating | 100.0 ROCKWELL B NOMINAL OVERALL |
| Thread Direction | RIGHT-HAND |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Head Height | 0.1500 INCHES MINIMUM AND 0.1630 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Quantity Per Inch | 20 |
| Minimum Tensile Strength | 69000 POUNDS PER SQUARE INCH LBS |
| Head Style | HEXAGON |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-558-3694 is a Screw,cap,hexagon Head, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-558-3694 has 3 cross-referenced part numbers: 121787 (Rolls-Royce Solutions America Inc), MS35289-1 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 121787 (General Motors Corp).
There are 3 known substitutes for 5305-00-558-3694: 3110-00-144-8605, 3610-00-779-1940, 5961-01-130-5193. Verify interchangeability with system specifications before substitution.
Key specifications for 121787: Width Between Flats: 0.4280 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.250 INCHES IN; Nondefinitive Spec/std Data: 2 TYPE AND 10P STYLE AND 2 GRADE; Material: STEEL OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.