The Setscrew, cataloged under National Stock Number 5305-00-484-6978, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-484-6978 |
| Primary Part Number | 8344 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL32.0 ROCKWELL C MAXIMUM OVERALL |
| Material | STEEL COMP 416 OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Point Diameter | 0.129 INCHES NOMINAL0.129 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Head Style | HEADLESS (SETSCREW) |
| Point Style | DOGDOG |
| Thread Class | 3A A |
| Fastener Length | 1.250 INCHES NOMINAL1.250 INCHES NOMINAL IN |
| Thread Length | 1.000 INCHES MINIMUM IN |
| Internal Drive Style | CROSS RECESS TYPE 1CROSS RECESS TYPE 1 |
| Point Length | 0.250 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 24 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8344 PRIMARY | Triumph Engine Control Systems Llc (USA) |
NSN 5305-00-484-6978 is a Setscrew, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-484-6978 has 1 cross-referenced part number: 8344 (Triumph Engine Control Systems Llc).
There are 11 known substitutes for 5305-00-484-6978: 5331-00-171-8266, 4720-00-580-7470, 5310-00-591-3172 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8344: Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL32.0 ROCKWELL C MAXIMUM OVERALL; Material: STEEL COMP 416 OVERALL; Surface Treatment: PASSIVATE OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 16 total characteristics are documented in the Federal Logistics Information System.