The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-00-720-8685, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division. Government technical data includes 20 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-720-8685 |
| Primary Part Number | A7686 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — No Item Name Available |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division |
| Status | ACTIVE |
| Surface Treatment | CADMIUM OVERALL |
| Thread Series Designator | UNF STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Shoulder Length | 0.125 INCHES NOMINAL IN |
| Hardness Rating | 20.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| Thread Quantity Per Inch | 24 STUD THREAD |
| Material | COPPER |
| Nominal Thread Size | 0.312 INCHES STUD THREAD IN |
| Thread Class | 2A NUT THREAD A |
| Style Designator | SHOULDERED AND STEPPED |
| Thread Quantity Per Inch | 24 NUT THREAD |
| Thread Class | 2A STUD THREAD A |
| Thread Length | 1.183 INCHES NOMINAL NUT THREAD IN |
| Distance Across Flats | 0.375 INCHES NOMINAL IN |
| Thread Series Designator | UNF NUT THREAD |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Nut End Shank Diameter | 0.493 INCHES NOMINAL IN |
| Nominal Thread Size | 0.312 INCHES NUT THREAD IN |
| Nut End Shank Length | 0.536 INCHES NOMINAL IN |
| Thread Length | 0.344 INCHES NOMINAL STUD THREAD IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5307-00-720-8685 is a Stud,shouldered and Stepped, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division, classified under FSC 5307 (No Item Name Available). Status: active.
NSN 5307-00-720-8685 has 3 cross-referenced part numbers: A7686 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division), A7686 (Eaton Motor Site), 9151297 (Us Army Aviation and Missile Command).
There are 2 known substitutes for 5307-00-720-8685: 3120-00-516-1932, 5305-00-537-8625. Verify interchangeability with system specifications before substitution.
Key specifications for A7686: Surface Treatment: CADMIUM OVERALL; Thread Series Designator: UNF STUD THREAD; Thread Direction: RIGHT-HAND NUT THREAD; Overall Length: 2.188 INCHES NOMINAL IN. 21 total characteristics are documented in the Federal Logistics Information System.