PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS35690-630Nut,plain,hexagon

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 5310-00-655-9623 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-655-9623 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-655-9623. Primary manufacturer part number: MS35690-630.
Features
  • Nut,plain,hexagon — FSC 5310
  • Material: STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 410 OR STEEL COMP 416 OR STEEL COMP 430 OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Thread Class: 2B
  • Nominal Thread Size: 0.375 INCHES IN
  • Thread Quantity Per Inch: 24
  • Thread Series: UNF
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 or Steel Comp 304 or Steel Comp 305 or Steel Comp 410 or Steel Comp 416 or Steel Comp 430 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-655-9623, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN5310-00-655-9623
Primary Part NumberMS35690-630
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
MaterialSTEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 410 OR STEEL COMP 416 OR STEEL COMP 430 OVERALL
Surface TreatmentPASSIVATE OVERALL
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Thread Class2B
Nominal Thread Size0.375 INCHES IN
Thread Quantity Per Inch24
Thread SeriesUNF
Bearing Surface TypeCHAMFERED OR WASHER FACED
Thread DirectionRIGHT-HAND
Width Across Flats0.5510 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM IN
Nut StyleHEXAGON
Nut Height0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5310-00-012-2002122002 INTERCHANGEABLE
Nut,plain,hexagon
Rolls-Royce Solutions America Inc
5310-00-012-20061N93082H INTERCHANGEABLE
Nut,plain,hexagon
Fwd Seagrave Holdings Lp
5310-00-262-5581299813PC5 INTERCHANGEABLE
Nut,plain,hexagon
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5310-00-543-4568 INTERCHANGEABLE
Nut,plain,hexagon
5310-00-579-1867 INTERCHANGEABLE
Nut,plain,hexagon
5310-00-584-5249 INTERCHANGEABLE
Nut,plain,hexagon
5310-00-584-7791 INTERCHANGEABLE
Nut,plain,hexagon
5310-00-655-6457 INTERCHANGEABLE
Nut,plain,hexagon
5310-00-754-0963 INTERCHANGEABLE
Nut,plain,hexagon
Cross-Reference Index
Part NumberManufacturer
MS35690-630 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
FFN836TYPE2STYLE1 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5310-00-012-2002INTERCHANGEABLE
NUT,PLAIN,HEXAGON
122002
5310-00-012-2006INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1N93082H
5310-00-262-5581INTERCHANGEABLE
NUT,PLAIN,HEXAGON
299813PC5
5310-00-543-4568INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-00-579-1867INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-00-584-5249INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-00-584-7791INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-00-655-6457INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-00-754-0963INTERCHANGEABLE
NUT,PLAIN,HEXAGON

Frequently Asked Questions

What is NSN 5310-00-655-9623?

NSN 5310-00-655-9623 is a Nut,plain,hexagon, manufactured by Military Standards Promulgated by Military Departments 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 5310-00-655-9623?

NSN 5310-00-655-9623 has 2 cross-referenced part numbers: MS35690-630 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FFN836TYPE2STYLE1 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5310-00-655-9623?

There are 9 known substitutes for 5310-00-655-9623: 5310-00-012-2002, 5310-00-012-2006, 5310-00-262-5581 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS35690-630?

Key specifications for MS35690-630: Material: STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 410 OR STEEL COMP 416 OR STEEL COMP 430 OVERALL; Surface Treatment: PASSIVATE OVERALL; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Class: 2B. 12 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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