The Nut,plain,cone Seat,hexagon, cataloged under National Stock Number 5310-01-021-9027, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Am General Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-01-021-9027 |
| Primary Part Number | EC12339403 |
| Item Name | Nut,plain,cone Seat,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Am General Llc |
| Status | CANCELLED |
| Width Across Flats | 0.861 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.562 INCHES IN |
| Cone Seat Angle | 59.00 DEGREES NOMINAL |
| Features Provided | CASEHARDENED |
| Thread Quantity Per Inch | 18 |
| Thread Series | UNF |
| Material | STEEL COMP 1110 OVERALL |
| Surface Treatment | ZINC OVERALL |
| Countersink Angle | 45.0 DEGREES NOMINAL NUT |
| Surface Treatment Document and Classification | GM 4342-M CODE 20,FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Class | 2B |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.760 INCHES NOMINAL IN |
| Nut Style | CONE SEAT, HEXAGON |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1567442 | General Motors Llc Dba General Motors Llc (USA) |
| 5589268 | Am General Llc (USA) |
| EC12339403 PRIMARY | Am General Llc (USA) |
| 3978901 | General Motors Corp Chevrolet Motor Div Special Products Dept (USA) |
| 5310PL0776923 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 15674442 | General Motors Llc Dba General Motors Llc (USA) |
| 1564442 | General Motors Llc Dba General Motors Llc (USA) |
| 3978901 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 5310010219027 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 7072 | Transact Intl Inc (USA) |
| 1567442 | General Motors Corp Chevrolet Motor Div Special Products Dept (USA) |
| 7072 | Aeroforge, Inc (USA) |
| 5310011812442 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5310-01-021-9027 is a Nut,plain,cone Seat,hexagon, manufactured by Am General Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-01-021-9027 has 13 cross-referenced part numbers: 1567442 (General Motors Llc Dba General Motors Llc), 5589268 (Am General Llc), EC12339403 (Am General Llc), 3978901 (General Motors Corp Chevrolet Motor Div Special Products Dept), 5310PL0776923 (Jednolity Indeks Materialowy - Uniform Material Index) and 8 more.
There are 12 known substitutes for 5310-01-021-9027: 5910-00-128-3305, 2810-00-165-6653, 5975-00-240-2757 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for EC12339403: Width Across Flats: 0.861 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN; Nominal Thread Size: 0.562 INCHES IN; Cone Seat Angle: 59.00 DEGREES NOMINAL; Features Provided: CASEHARDENED. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-01-021-9027 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.