PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS35649-286NNut,plain,hexagon

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 5310-00-274-7758 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-274-7758 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-274-7758. Primary manufacturer part number: MS35649-286N.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Nominal Thread Size: 0.164 INCHES IN
  • Bearing Surface Type: CHAMFERED
  • Thread Quantity Per Inch: 32
  • Nut Height: 0.125 INCHES NOMINAL IN
  • Nut Style: HEXAGON
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 462 or Copper Alloy 464 or Copper Alloy 482 or Copper Alloy 485 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-274-7758, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-274-7758
Primary Part NumberMS35649-286N
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
StatusCANCELLED
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Size0.164 INCHES IN
Bearing Surface TypeCHAMFERED
Thread Quantity Per Inch32
Nut Height0.125 INCHES NOMINAL IN
Nut StyleHEXAGON
Thread DirectionRIGHT-HAND
Width Across Flats0.343 INCHES NOMINAL IN
Material Document and ClassificationQQ-B-637 FED SPEC ALL MATERIAL RESPONSES OVERALL
MaterialCOPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL
Departure From Cited DesignatorAS MODIFIED BY SURFACE TREATMENT AND BEARING SURFACE TYPE
Nondefinitive Spec/std Data2 TYPE AND 10 STYLE
Thread Class2B
Surface TreatmentNICKEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5310-00-274-7757265561PC87 INTERCHANGEABLE
Nut,plain,hexagon
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5310-00-275-5159300477PC6 INTERCHANGEABLE
Nut,plain,hexagon
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5310-00-275-5161148683PC19 INTERCHANGEABLE
Nut,plain,hexagon
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5310-00-275-5484323615PC3 INTERCHANGEABLE
Nut,plain,hexagon
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5360-00-308-8064EV5762 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
MS35649-286N Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
10515 Kleinschmidt Inc (USA)
265561PC88 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1581000062 Navcom Defense Electronics, Inc. (USA)
522-566 Rs Components Limited (GBR)
1581000062 Airco Republic Electronics, Inc. Div the Aeronautical Instrument & Radio Co (USA)
FFN836GPCTYPE2STYLE2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
N448 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5310-00-274-7757INTERCHANGEABLE
NUT,PLAIN,HEXAGON
265561PC87
5310-00-275-5159INTERCHANGEABLE
NUT,PLAIN,HEXAGON
300477PC6
5310-00-275-5161INTERCHANGEABLE
NUT,PLAIN,HEXAGON
148683PC19
5310-00-275-5484INTERCHANGEABLE
NUT,PLAIN,HEXAGON
323615PC3
5360-00-308-8064INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
EV5762

Frequently Asked Questions

What is NSN 5310-00-274-7758?

NSN 5310-00-274-7758 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: cancelled.

What are the part numbers for NSN 5310-00-274-7758?

NSN 5310-00-274-7758 has 8 cross-referenced part numbers: MS35649-286N (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 10515 (Kleinschmidt Inc), 265561PC88 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1581000062 (Navcom Defense Electronics, Inc.), 522-566 (Rs Components Limited) and 3 more.

What NSN replaces 5310-00-274-7758?

There are 5 known substitutes for 5310-00-274-7758: 5310-00-274-7757, 5310-00-275-5159, 5310-00-275-5161 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS35649-286N?

Key specifications for MS35649-286N: Thread Series: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Size: 0.164 INCHES IN; Bearing Surface Type: CHAMFERED; Thread Quantity Per Inch: 32. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-274-7758 still in active supply?

NSN 5310-00-274-7758 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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