The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-189-4420, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dresser Industries Inc Waukesha Engine Div. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-189-4420 |
| Primary Part Number | 53-31 |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Dresser Industries Inc Waukesha Engine Div |
| Status | ACTIVE |
| Thread Series | UNF |
| Thread Quantity Per Inch | 20 |
| Hardness Rating | 19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM |
| Bearing Surface Type | WASHER FACED |
| Nominal Thread Size | 0.438 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nut Height | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Material | STEEL COMP 1040 OVERALL |
| Width Across Flats | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN |
| Thread Class | 3B |
| Nut Style | SLOTTED, HEXAGON |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-189-4420 is a Nut,plain,slotted,hexagon, manufactured by Dresser Industries Inc Waukesha Engine Div, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-189-4420 has 2 cross-referenced part numbers: 53-31 (Dresser Industries Inc Waukesha Engine Div), 53-31 (Dresser Industries Inc Leroi Div).
There are 12 known substitutes for 5310-00-189-4420: 4730-00-218-5825, 2030-00-393-3721, 4510-00-482-4660 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 53-31: Thread Series: UNF; Thread Quantity Per Inch: 20; Hardness Rating: 19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM; Bearing Surface Type: WASHER FACED. 12 total characteristics are documented in the Federal Logistics Information System.