The Stud,stepped, cataloged under National Stock Number 5307-00-682-5770, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-682-5770 |
| Primary Part Number | 25945 |
| Item Name | Stud,stepped |
| FSC / FSG | 5307 / 53 — No Item Name Available |
| Manufacturer | Napco International Llc Dba Napco International Inc |
| Status | ACTIVE |
| Thread Series Designator | UNS STUD THREAD |
| Thread Pitch Diameters | +0.5696 TO 0.5716 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.500 INCHES NUT THREAD IN |
| Thread Class | 3A NUT THREAD A |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Thread Quantity Per Inch | 11 STUD THREAD |
| Thread Length | 0.875 INCHES MINIMUM NUT THREAD IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Length | 1.188 INCHES MINIMUM STUD THREAD IN |
| Thread Series Designator | UNF NUT THREAD |
| Thread Quantity Per Inch | 20 NUT THREAD |
| Material | STEEL COMP 4140 |
| Shank Diameter | 0.337 INCHES MINIMUM AND 0.342 INCHES MAXIMUM IN |
| Style Designator | STEPPED |
| Nominal Thread Size | 0.625 INCHES STUD THREAD IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5307-00-682-5770 is a Stud,stepped, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5307 (No Item Name Available). Status: active.
NSN 5307-00-682-5770 has 2 cross-referenced part numbers: 25945 (Napco International Llc Dba Napco International Inc), T25945B (Napco International Llc Dba Napco International Inc).
There are 6 known substitutes for 5307-00-682-5770: 5905-00-138-1120, 6150-00-500-3924, 5905-00-892-0304 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25945: Thread Series Designator: UNS STUD THREAD; Thread Pitch Diameters: +0.5696 TO 0.5716 INCHES STUD THREAD IN; Nominal Thread Size: 0.500 INCHES NUT THREAD IN; Thread Class: 3A NUT THREAD A. 17 total characteristics are documented in the Federal Logistics Information System.