The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-050-3209, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Diamond Reo Truck Co. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-050-3209 |
| Primary Part Number | 187B1 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Diamond Reo Truck Co |
| Status | CANCELLED |
| Material | STEEL COMP 1212 NUT |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Thread Quantity Per Inch | 32 |
| Nominal Thread Size | 0.190 INCHES IN |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3B |
| Material | FIBER LOCKING INSERT |
| Surface Treatment | CADMIUM OR ZINC NUT |
| Nut Height | 0.234 INCHES NOMINAL IN |
| Width Across Flats | 0.375 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-+633,CANC FED SPEC SINGLE MATERIAL RESPONSE NUT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 187B1 | Diamond Reo Truck Co (USA) |
| 6101792 | General Motors Corp (USA) |
| A18442-7 | Raytheon Company Dba Raytheon Co (USA) |
| 1884130 | General Motors Corp (USA) |
| 1884130 | Borgwarner Pds (anderson), L.l.c. (USA) |
| A215217 | CAGE 00000 |
| 503209 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 5911931 | General Motors Corp (USA) |
| 21M02 | Harvard Industries Inc (USA) |
| 503567 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 21M02 | Esna, Llc (USA) |
| A9876 | Parker-Hannifin Corporation (USA) |
| 11748 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 1884130 | General Motors Corp Delco Remy Div (USA) |
NSN 5310-00-050-3209 is a Nut,self-Locking,hexagon, manufactured by Diamond Reo Truck Co, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-050-3209 has 14 cross-referenced part numbers: 187B1 (Diamond Reo Truck Co), 6101792 (General Motors Corp), A18442-7 (Raytheon Company Dba Raytheon Co), 1884130 (General Motors Corp), 1884130 (Borgwarner Pds (anderson), L.l.c.) and 9 more.
There are 11 known substitutes for 5310-00-050-3209: 4320-00-078-2522, 5365-00-187-7357, 5110-00-234-6549 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 187B1: Material: STEEL COMP 1212 NUT; Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT; Thread Quantity Per Inch: 32; Nominal Thread Size: 0.190 INCHES IN. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-050-3209 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.