PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-45913/3Nut,self-Locking,hexagon

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5310-01-137-7062 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-137-7062 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-137-7062. Primary manufacturer part number: MIL-DTL-45913/3.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Thread Quantity Per Inch: 18
  • Thread Direction: RIGHT-HAND
  • Nut Style: HEXAGON
  • Surface Treatment: PHOSPHATE ZINC OVERALL EXCEPT INSERT
  • Nominal Thread Size: 0.562 INCHES IN
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Surface Treatment Document and Classification: MIL-P-16232,TY Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polyamide Nylon Locking Insert construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-137-7062, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 17 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-137-7062
Primary Part NumberMIL-DTL-45913/3
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Thread Quantity Per Inch18
Thread DirectionRIGHT-HAND
Nut StyleHEXAGON
Surface TreatmentPHOSPHATE ZINC OVERALL EXCEPT INSERT
Nominal Thread Size0.562 INCHES IN
Bearing Surface TypeCHAMFERED OR WASHER FACED
Surface Treatment Document and ClassificationMIL-P-16232,TY Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
MaterialPLASTIC POLYAMIDE NYLON LOCKING INSERT
Width Across Flats0.861 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN
Thread Class3B
Locking FeaturePREVAILING TORQUE WITH NONMETALLIC INSERT
MaterialSTEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1524 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 OR STEEL COMP 1536 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OR STEEL COMP 1541 NUT
Nut Height0.473 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
Material Document and ClassificationSAE ASSN STD ALL MATERIAL RESPONSES NUT
LubricationDRY FILM LUBRICANT
Thread SeriesUNF
Temp Rating250.0 FAHRENHEIT MAXIMUM DEGF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5310-00-340-4953 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-00-814-0672 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-01-249-0904 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-01-501-3086 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-01-501-3090 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-01-505-0239 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-01-522-0301 INTERCHANGEABLE
Nut,self-Locking,hexagon
4820-01-529-2488PX11337 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5310-01-545-317312387349-33 INTERCHANGEABLE
Nut,self-Locking,hexagon
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-45913/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS51943-12 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
M45913/3-9FG8P Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5310-00-340-4953INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-00-814-0672INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-01-249-0904INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-01-501-3086INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-01-501-3090INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-01-505-0239INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-01-522-0301INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
4820-01-529-2488INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
PX11337
5310-01-545-3173INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
12387349-33

Frequently Asked Questions

What is NSN 5310-01-137-7062?

NSN 5310-01-137-7062 is a Nut,self-Locking,hexagon, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-137-7062?

NSN 5310-01-137-7062 has 3 cross-referenced part numbers: MIL-DTL-45913/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS51943-12 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), M45913/3-9FG8P (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5310-01-137-7062?

There are 9 known substitutes for 5310-01-137-7062: 5310-00-340-4953, 5310-00-814-0672, 5310-01-249-0904 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-45913/3?

Key specifications for MIL-DTL-45913/3: Thread Quantity Per Inch: 18; Thread Direction: RIGHT-HAND; Nut Style: HEXAGON; Surface Treatment: PHOSPHATE ZINC OVERALL EXCEPT INSERT. 17 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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