The Setscrew, cataloged under National Stock Number 5305-00-840-3968, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-840-3968 |
| Primary Part Number | 25718 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Hdt Expeditionary Systems Inc |
| Status | ACTIVE |
| Point Style | CONE |
| Material Document and Classification | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material | STEEL COMP 1010 OR STEEL COMP 1020 OVERALL |
| Features Provided | CASEHARDENED |
| Head Style | HEADLESS (SETSCREW) |
| Point Chamfer Angle | 90.0 DEGREES NOMINAL |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Point Length | 0.125 INCHES NOMINAL IN |
| Fastener Length | 0.875 INCHES NOMINAL IN |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Quantity Per Inch | 20 |
| Thread Length | 0.750 INCHES MINIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 25718 | Davey Compressor Co Div of Keco Industries Inc (USA) |
| FF-S-210B TY II ST 2 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 25718 PRIMARY | Hdt Expeditionary Systems Inc (USA) |
| 25718 | Drs Environmental Systems Inc (USA) |
NSN 5305-00-840-3968 is a Setscrew, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-840-3968 has 4 cross-referenced part numbers: 25718 (Davey Compressor Co Div of Keco Industries Inc), FF-S-210B TY II ST 2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 25718 (Hdt Expeditionary Systems Inc), 25718 (Drs Environmental Systems Inc).
There are 8 known substitutes for 5305-00-840-3968: 3110-00-100-0805, 5962-00-138-1478, 5330-00-181-4799 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25718: Point Style: CONE; Material Document and Classification: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material: STEEL COMP 1010 OR STEEL COMP 1020 OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.