PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40175Nut,self-Locking,hexagon

Fastenal Company Dba Fastenal Co · NSN 5310-01-556-3210 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-556-3210 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-556-3210. Primary manufacturer part number: 40175.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Hole Configuration Style: CONFIGURATION B
  • Material: STEEL OVERALL
  • Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT
  • Thread Direction: RIGHT-HAND
  • Thread Series: M
  • 3 verified cross-references
  • Primary manufacturer: Fastenal Company Dba Fastenal Co
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 5310-01-556-3210, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-556-3210
Primary Part Number40175
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Hole Configuration StyleCONFIGURATION B
MaterialSTEEL OVERALL
Locking FeaturePREVAILING TORQUE WITH NONMETALLIC INSERT
Thread DirectionRIGHT-HAND
Thread SeriesM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-221-1066 INTERCHANGEABLE
Vise,pipe
5330-00-842-8251BA3975 INTERCHANGEABLE
Gasket
Stillman Seal Corporation Div Stillman Seal Corperation
4820-01-047-539550154-04 INTERCHANGEABLE
Regulator,thermostatic Temperatu
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5975-01-097-4698 INTERCHANGEABLE
Panel,blank
5310-01-105-5720158-00 INTERCHANGEABLE
Nut,bracket,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-120-4528160-00 INTERCHANGEABLE
Piston,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5905-01-215-1142301290 INTERCHANGEABLE
Resistor Network,fixed,film
Vishay Intertechnology, Inc.
5360-01-227-559340175 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace, Llc Dba Jackson South
5120-01-367-9744 INTERCHANGEABLE
Handle,socket Wrench
6240-01-492-207440175 INTERCHANGEABLE
Collar
The Boeing Company
Cross-Reference Index
Part NumberManufacturer
40175 PRIMARY Fastenal Company Dba Fastenal Co (USA)
12759-00464 Fastenal Company Dba Fastenal Co (USA)
3003395 General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA)
Related Parts
5120-00-221-1066INTERCHANGEABLE
VISE,PIPE
5330-00-842-8251INTERCHANGEABLE
GASKET
BA3975
4820-01-047-5395INTERCHANGEABLE
REGULATOR,THERMOSTATIC TEMPERATU
50154-04
5975-01-097-4698INTERCHANGEABLE
PANEL,BLANK
5310-01-105-5720INTERCHANGEABLE
NUT,BRACKET,VALVE
158-00
4820-01-120-4528INTERCHANGEABLE
PISTON,VALVE
160-00
5905-01-215-1142INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
301290
5360-01-227-5593INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
40175
5120-01-367-9744INTERCHANGEABLE
HANDLE,SOCKET WRENCH
6240-01-492-2074INTERCHANGEABLE
COLLAR
40175

Frequently Asked Questions

What is NSN 5310-01-556-3210?

NSN 5310-01-556-3210 is a Nut,self-Locking,hexagon, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-556-3210?

NSN 5310-01-556-3210 has 3 cross-referenced part numbers: 40175 (Fastenal Company Dba Fastenal Co), 12759-00464 (Fastenal Company Dba Fastenal Co), 3003395 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp).

What NSN replaces 5310-01-556-3210?

There are 10 known substitutes for 5310-01-556-3210: 5120-00-221-1066, 5330-00-842-8251, 4820-01-047-5395 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40175?

Key specifications for 40175: Special Features: M14-2.0 DIN 985 ZINC PLATED NYLON INSERT LOCK NUT;DIAMETER: M14; THICKNESS: 14MM; COARSE THREAD; THREAD SIZE: 2.0; WRENCH SIZE: 22MM; SYSTEM OF MEASUREMENT: METRIC MM; Hole Configuration Style: CONFIGURATION B; Material: STEEL OVERALL; Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT. 7 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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