The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-01-038-4699, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 14 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-01-038-4699 |
| Primary Part Number | 74640-8 |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | CANCELLED |
| Width Across Flats | 0.730 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Material | IRON ALLOY 660 OVERALL |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 20 |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Nominal Thread Size | 0.500 INCHES IN |
| Hardness Rating | 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| Bearing Surface Type | WASHER FACED |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Nut Style | SLOTTED, HEXAGON |
| Thread Class | 3B |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5310-01-038-4699 is a Nut,plain,slotted,hexagon, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-01-038-4699 has 4 cross-referenced part numbers: ST3M404-8 (Nelson Stud Welding, Inc), ST3M404-8 (The Boeing Company Div Defense), 10122018 (Nimikkeistokeskus Ncb Finland), 74640-8 (Sps Technologies, Llc Dba PB Fasteners).
There are 2 known substitutes for 5310-01-038-4699: 2010-00-461-4574, 5945-01-511-8994. Verify interchangeability with system specifications before substitution.
Key specifications for 74640-8: Width Across Flats: 0.730 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN; Material: IRON ALLOY 660 OVERALL; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-01-038-4699 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.