PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37FT1018Nut,self-Locking,hexagon

Sps Technologies, Llc Dba PB Fasteners · NSN 5310-00-422-0711 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-422-0711 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-422-0711. Primary manufacturer part number: 37FT1018.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Thread Class: 3B
  • Surface Treatment: CADMIUM OVERALL
  • Nut Height: 0.379 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
  • Width Across Flats: 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
  • Bearing Surface Type: CHAMFERED
  • Nominal Thread Size: 0.625 INCHES IN
  • Locking Feature: PREVAILING TORQUE ALL METAL DESIGN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-422-0711, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-422-0711
Primary Part Number37FT1018
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSps Technologies, Llc Dba PB Fasteners
StatusCANCELLED
Thread Class3B
Surface TreatmentCADMIUM OVERALL
Nut Height0.379 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
Width Across Flats0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
Bearing Surface TypeCHAMFERED
Nominal Thread Size0.625 INCHES IN
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
LubricationSOLUBLE LUBRICANT
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialSTEEL OVERALL
Thread SeriesUNF
Nut StyleHEXAGON
Thread Quantity Per Inch18
Temp Rating450.0 FAHRENHEIT NOMINAL DEGF
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
9540-00-251-1896 INTERCHANGEABLE
Angle,structural
6640-00-290-6790 INTERCHANGEABLE
Crucible,ignition,laboratory
9540-00-528-4767LS3498-3 INTERCHANGEABLE
Angle,structural
Lockheed Martin Corp
6680-01-150-49098250315R001 INTERCHANGEABLE
Tube,overflow and Guide
Ametek Inc Schutte and Koerting Div
3120-01-197-1049908-00 INTERCHANGEABLE
Bushing,sleeve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
2530-01-237-0043 INTERCHANGEABLE
Spindle,wheel,driving-Nondriving
5940-01-395-492460136 INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
4730-01-697-832077727 INTERCHANGEABLE
Cap,pipe
Viega Llc
5610-01-700-379560136 INTERCHANGEABLE
Sand,water Filter
Recovered Energy, Inc.
Cross-Reference Index
Part NumberManufacturer
37FT1018 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
77727 PRIMARY Prestolite Electric Inc (USA)
77727 Prestolite Electric Inc (USA)
60136 Prestolite Electric Inc (USA)
Related Parts
9540-00-251-1896INTERCHANGEABLE
ANGLE,STRUCTURAL
6640-00-290-6790INTERCHANGEABLE
CRUCIBLE,IGNITION,LABORATORY
9540-00-528-4767INTERCHANGEABLE
ANGLE,STRUCTURAL
LS3498-3
6680-01-150-4909INTERCHANGEABLE
TUBE,OVERFLOW AND GUIDE
8250315R001
3120-01-197-1049INTERCHANGEABLE
BUSHING,SLEEVE
908-00
2530-01-237-0043INTERCHANGEABLE
SPINDLE,WHEEL,DRIVING-NONDRIVING
5940-01-395-4924INTERCHANGEABLE
TERMINAL,LUG
60136
4730-01-697-8320INTERCHANGEABLE
CAP,PIPE
77727
5610-01-700-3795INTERCHANGEABLE
SAND,WATER FILTER
60136

Frequently Asked Questions

What is NSN 5310-00-422-0711?

NSN 5310-00-422-0711 is a Nut,self-Locking,hexagon, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-422-0711?

NSN 5310-00-422-0711 has 4 cross-referenced part numbers: 37FT1018 (Sps Technologies, Llc Dba PB Fasteners), 77727 (Prestolite Electric Inc), 77727 (Prestolite Electric Inc), 60136 (Prestolite Electric Inc).

What NSN replaces 5310-00-422-0711?

There are 9 known substitutes for 5310-00-422-0711: 9540-00-251-1896, 6640-00-290-6790, 9540-00-528-4767 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37FT1018?

Key specifications for 37FT1018: Thread Class: 3B; Surface Treatment: CADMIUM OVERALL; Nut Height: 0.379 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN; Width Across Flats: 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-422-0711 still in active supply?

NSN 5310-00-422-0711 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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