The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-021-8570, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Maremont Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 11 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 | 5310-00-021-8570 |
| Primary Part Number | N14A |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Maremont Corp |
| Status | ACTIVE |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Thread Series | UNF |
| Thread Quantity Per Inch | 20 |
| Nominal Thread Size | 0.437 INCHES IN |
| Material Document and Classification | QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Departure From Cited Document | AS MODIFIED BY HGT |
| Nondefinitive Spec/std Data | A TYPE |
| Material | STEEL OVERALL |
| Thread Class | 2B |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.359 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2904 | Gate City Steel Corp (USA) |
| N12311J | Diamond Reo Truck Co (USA) |
| 101048H | Navistar International Corporation Dba Navistar (USA) |
| N14A PRIMARY | Maremont Corp (USA) |
| 2019 PRIMARY | Abm Equipment, Llc (USA) |
| FFB571TYPEA | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| DX599C | Diamond Reo Truck Co (USA) |
| 218570 | General Motors Llc Dba General Motors Llc (USA) |
| 218570 | General Motors Corp (USA) |
| 1883 PRIMARY | Kentucky Mfg Co (USA) |
| NU135 | Gerstenlager Co the (USA) |
| 2109 | Empire Electric Brake Co |
NSN 5310-00-021-8570 is a Nut,plain,hexagon, manufactured by Maremont Corp, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-021-8570 has 12 cross-referenced part numbers: 2904 (Gate City Steel Corp), N12311J (Diamond Reo Truck Co), 101048H (Navistar International Corporation Dba Navistar), N14A (Maremont Corp), 2019 (Abm Equipment, Llc) and 7 more.
There are 12 known substitutes for 5310-00-021-8570: 5340-00-049-8030, 5975-00-100-8730, 3110-00-108-7465 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for N14A: Width Across Flats: 0.750 INCHES NOMINAL IN; Nut Style: HEXAGON; Bearing Surface Type: CHAMFERED OR WASHER FACED; Thread Series: UNF. 13 total characteristics are documented in the Federal Logistics Information System.