PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3638Nut,self-Locking,cone Seat,hexag

Kelsey-Hayes Co French and Hecht Div · NSN 5310-00-354-5795 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-354-5795 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-354-5795. Primary manufacturer part number: 3638.
Features
  • Nut,self-Locking,cone Seat,hexag — FSC 5310
  • Thread Class: 2B
  • Thread Quantity Per Inch: 20
  • Thread Series: UNF
  • Cone Seat Angle: 59.50 DEGREES MINIMUM AND 60.50 DEGREES MAXIMUM
  • Nominal Thread Size: 0.500 INCHES IN
  • Surface Treatment: CADMIUM OR ZINC OVERALL
  • Nut Style: CONE SEAT, HEXAGON
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,self-Locking,cone Seat,hexag, cataloged under National Stock Number 5310-00-354-5795, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kelsey-Hayes Co French and Hecht Div. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-354-5795
Primary Part Number3638
Item NameNut,self-Locking,cone Seat,hexag
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKelsey-Hayes Co French and Hecht Div
StatusACTIVE
Thread Class2B
Thread Quantity Per Inch20
Thread SeriesUNF
Cone Seat Angle59.50 DEGREES MINIMUM AND 60.50 DEGREES MAXIMUM
Nominal Thread Size0.500 INCHES IN
Surface TreatmentCADMIUM OR ZINC OVERALL
Nut StyleCONE SEAT, HEXAGON
MaterialSTEEL OVERALL
Locking FeatureFREE-RUNNING ALL METAL DESIGN
Width Across Flats0.781 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Nut Height0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-154-77643638 INTERCHANGEABLE
Seal,plain Encased
Westinghouse Electric Corp
5940-00-204-87430360-0017 INTERCHANGEABLE
Terminal Board
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
5120-00-240-52325120-00-240-5232 INTERCHANGEABLE
Screwdriver,offset
General Services Administration Federal Supply Service
5930-00-361-8762 INTERCHANGEABLE
Switch,code Indicating Wheel
3020-00-671-0941 INTERCHANGEABLE
Sprocket Wheel
5330-00-841-5208 INTERCHANGEABLE
Seal,plain Encased
5360-00-902-72943638 INTERCHANGEABLE
Spring,helical,compression
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
5977-01-091-5926S249 INTERCHANGEABLE
Brush,electrical,special
Parvalux Electric Motors Ltd (was Parvalux F H P Ltd)
2530-01-161-2506 INTERCHANGEABLE
Cylinder,hydraulic Brake,wheel
5310-01-202-8336S249 INTERCHANGEABLE
Nut,plain,hexagon
Cummins Inc.
Cross-Reference Index
Part NumberManufacturer
3638 Kelsey-Hayes Co French and Hecht Div (USA)
S249 Grace W E Mfg Co (USA)
Related Parts
5330-00-154-7764INTERCHANGEABLE
SEAL,PLAIN ENCASED
3638
5940-00-204-8743INTERCHANGEABLE
TERMINAL BOARD
0360-0017
5120-00-240-5232INTERCHANGEABLE
SCREWDRIVER,OFFSET
5120-00-240-5232
5930-00-361-8762INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
3020-00-671-0941INTERCHANGEABLE
SPROCKET WHEEL
5330-00-841-5208INTERCHANGEABLE
SEAL,PLAIN ENCASED
5360-00-902-7294INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
3638
5977-01-091-5926INTERCHANGEABLE
BRUSH,ELECTRICAL,SPECIAL
S249
2530-01-161-2506INTERCHANGEABLE
CYLINDER,HYDRAULIC BRAKE,WHEEL
5310-01-202-8336INTERCHANGEABLE
NUT,PLAIN,HEXAGON
S249
5120-01-229-9134INTERCHANGEABLE
WRENCH,SPANNER
12355454
5120-01-399-9181INTERCHANGEABLE
SCREWDRIVER,OFFSET
J363/8

Frequently Asked Questions

What is NSN 5310-00-354-5795?

NSN 5310-00-354-5795 is a Nut,self-Locking,cone Seat,hexag, manufactured by Kelsey-Hayes Co French and Hecht Div, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-354-5795?

NSN 5310-00-354-5795 has 2 cross-referenced part numbers: 3638 (Kelsey-Hayes Co French and Hecht Div), S249 (Grace W E Mfg Co).

What NSN replaces 5310-00-354-5795?

There are 12 known substitutes for 5310-00-354-5795: 5330-00-154-7764, 5940-00-204-8743, 5120-00-240-5232 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3638?

Key specifications for 3638: Thread Class: 2B; Thread Quantity Per Inch: 20; Thread Series: UNF; Cone Seat Angle: 59.50 DEGREES MINIMUM AND 60.50 DEGREES MAXIMUM. 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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