PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50FC624Nut,self-Locking,hexagon

Sps Technologies, Llc Dba PB Fasteners · NSN 5310-00-194-0839 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-194-0839 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-194-0839. Primary manufacturer part number: 50FC624.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Temp Rating: 800.0 FAHRENHEIT MAXIMUM DEGF
  • Thread Direction: RIGHT-HAND
  • Thread Series: UNF
  • Thread Class: 2B
  • Nominal Thread Size: 0.375 INCHES IN
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Thread Quantity Per Inch: 24
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-194-0839, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-194-0839
Primary Part Number50FC624
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSps Technologies, Llc Dba PB Fasteners
StatusACTIVE
Temp Rating800.0 FAHRENHEIT MAXIMUM DEGF
Thread DirectionRIGHT-HAND
Thread SeriesUNF
Thread Class2B
Nominal Thread Size0.375 INCHES IN
Bearing Surface TypeCHAMFERED OR WASHER FACED
Thread Quantity Per Inch24
Width Across Flats0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN
MaterialSTEEL CORROSION RESISTING OVERALL
Nut Height0.442 INCHES MINIMUM AND 0.462 INCHES MAXIMUM IN
Surface TreatmentPASSIVATE OVERALL
Nut StyleHEXAGON
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4810-00-564-723180206 INTERCHANGEABLE
Valve,solenoid
Hadley Products Corporation Div Hadley Truck Division
5962-01-084-5828 INTERCHANGEABLE
Microcircuit,linear
1710-01-311-578070684 INTERCHANGEABLE
Capsule Thermal
Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
4730-01-352-92928022 ITEM 11 INTERCHANGEABLE
Insert,gas
Blair Industries Inc
Cross-Reference Index
Part NumberManufacturer
80229 Federal Screw Products, Inc. (USA)
50FC624 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
50 FC-624 Zf Industrieantriebe Witten Gmbh (DEU)
23059412 ITEM 2 Rolls-Royce Corporation (USA)
Related Parts
4810-00-564-7231INTERCHANGEABLE
VALVE,SOLENOID
80206
5962-01-084-5828INTERCHANGEABLE
MICROCIRCUIT,LINEAR
1710-01-311-5780INTERCHANGEABLE
CAPSULE THERMAL
70684
4730-01-352-9292INTERCHANGEABLE
INSERT,GAS
8022 ITEM 11

Frequently Asked Questions

What is NSN 5310-00-194-0839?

NSN 5310-00-194-0839 is a Nut,self-Locking,hexagon, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-194-0839?

NSN 5310-00-194-0839 has 4 cross-referenced part numbers: 80229 (Federal Screw Products, Inc.), 50FC624 (Sps Technologies, Llc Dba PB Fasteners), 50 FC-624 (Zf Industrieantriebe Witten Gmbh), 23059412 ITEM 2 (Rolls-Royce Corporation).

What NSN replaces 5310-00-194-0839?

There are 4 known substitutes for 5310-00-194-0839: 4810-00-564-7231, 5962-01-084-5828, 1710-01-311-5780 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50FC624?

Key specifications for 50FC624: Temp Rating: 800.0 FAHRENHEIT MAXIMUM DEGF; Thread Direction: RIGHT-HAND; Thread Series: UNF; Thread Class: 2B. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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