The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-865-9889, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-865-9889 |
| Primary Part Number | 21FK624 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Lubrication | SOLUBLE LUBRICANT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Nominal Thread Size | 0.375 INCHES IN |
| Thread Quantity Per Inch | 24 |
| Bearing Surface Type | CHAMFERED |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Width Across Flats | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Nut Height | 0.282 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3B |
| Nut Style | HEXAGON |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21FK624 | Apollo Aerospace Components Llc (USA) |
| CJ1-21-FK-624 | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| 21FK624 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 120-11000PC37 & | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| CJ1-20FK-624 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 21FK624 | Sps Technologies Inc (USA) |
| 80129 | Federal Screw Products, Inc. (USA) |
NSN 5310-00-865-9889 is a Nut,self-Locking,hexagon, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-865-9889 has 7 cross-referenced part numbers: 21FK624 (Apollo Aerospace Components Llc), CJ1-21-FK-624 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company), 21FK624 (Sps Technologies, Llc Dba PB Fasteners), 120-11000PC37 & (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company), CJ1-20FK-624 (Zf Industrieantriebe Witten Gmbh) and 2 more.
There are 7 known substitutes for 5310-00-865-9889: 5330-00-071-4865, 1710-01-311-8547, 5365-01-342-0520 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21FK624: Material: STEEL OVERALL; Lubrication: SOLUBLE LUBRICANT; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Nominal Thread Size: 0.375 INCHES IN. 14 total characteristics are documented in the Federal Logistics Information System.