The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-276-3420, is classified within Federal Supply Class 5310 (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 11 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-276-3420 |
| Primary Part Number | 10859 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Napco International Llc Dba Napco International Inc |
| Status | CANCELLED |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Thread Series | UNF |
| Nominal Thread Size | 0.500 INCHES IN |
| Bearing Surface Type | FLAT |
| Nut Style | HEXAGON |
| Width Across Flats | 0.688 INCHES NOMINAL IN |
| Nut Height | 0.188 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Material | STEEL COMP 4140 OVERALL |
| Material Document and Classification | QQ-S-624 COMP 4140 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5310-00-276-3420 is a Nut,plain,hexagon, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-276-3420 has 3 cross-referenced part numbers: 10859 (Napco International Llc Dba Napco International Inc), 10859 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), 10859 (Morris Material Handling, Inc.).
There are 8 known substitutes for 5310-00-276-3420: 5315-00-187-3290, 6695-00-320-8312, 5360-00-573-0016 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 10859: Thread Class: 3B; Thread Quantity Per Inch: 20; Thread Series: UNF; Nominal Thread Size: 0.500 INCHES IN. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-276-3420 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.