PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M45938/1-1Nut,plain,clinch

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-01-124-1257 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-124-1257 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-124-1257. Primary manufacturer part number: M45938/1-1.
Features
  • Nut,plain,clinch — FSC 5310
  • Pilot Length: 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
  • Material: STEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1023 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1034 OR STEEL COMP 1035 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OVERALL
  • Nominal Thread Size: 0.086 INCHES IN
  • Thread Quantity Per Inch: 56
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1005 or Steel Comp 1006 or Steel Comp 1008 or Steel Comp 1010 or Steel Comp 1011 or Steel Comp 1016 or Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1019 or Steel Comp 1020 or Steel Comp 1023 or Steel Comp 1026 or Steel Comp 1029 or Steel Comp 1030 or Steel Comp 1034 or Steel Comp 1035 or Steel Comp 1037 or Steel Comp 1038 or Steel Comp 1039 or Steel Comp 1040 Overall construction
General Description

The Nut,plain,clinch, cataloged under National Stock Number 5310-01-124-1257, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 14 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-124-1257
Primary Part NumberM45938/1-1
Item NameNut,plain,clinch
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Pilot Length0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
MaterialSTEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1023 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1034 OR STEEL COMP 1035 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OVERALL
Nominal Thread Size0.086 INCHES IN
Thread Quantity Per Inch56
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Pilot Diameter0.161 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
Nut Height0.072 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Nut Diameter0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
Thread Class2B
Nut StyleCLINCH
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-01-044-6570 INTERCHANGEABLE
Nut,plain,clinch
5310-01-252-3101 INTERCHANGEABLE
Nut,plain,clinch
5310-01-277-6232 INTERCHANGEABLE
Nut,plain,clinch
5310-01-522-7551M45938-1-4 INTERCHANGEABLE
Nut,plain,clinch
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
MIL-N-45938/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M45938/1-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
NASM45938/1 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
M45938/1-1 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5310-01-044-6570INTERCHANGEABLE
NUT,PLAIN,CLINCH
5310-01-252-3101INTERCHANGEABLE
NUT,PLAIN,CLINCH
5310-01-277-6232INTERCHANGEABLE
NUT,PLAIN,CLINCH
5310-01-522-7551INTERCHANGEABLE
NUT,PLAIN,CLINCH
M45938-1-4

Frequently Asked Questions

What is NSN 5310-01-124-1257?

NSN 5310-01-124-1257 is a Nut,plain,clinch, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-124-1257?

NSN 5310-01-124-1257 has 4 cross-referenced part numbers: MIL-N-45938/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M45938/1-1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), NASM45938/1 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), M45938/1-1 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5310-01-124-1257?

There are 4 known substitutes for 5310-01-124-1257: 5310-01-044-6570, 5310-01-252-3101, 5310-01-277-6232 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M45938/1-1?

Key specifications for M45938/1-1: Pilot Length: 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL; Material: STEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1023 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1034 OR STEEL COMP 1035 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OVERALL. 14 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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