PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37FFHNSNut,plain,hexagon

Motor City Fasteners Inc · NSN 5310-00-367-1799 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-367-1799 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-367-1799. Primary manufacturer part number: 37FFHNS.
Features
  • Nut,plain,hexagon — FSC 5310
  • Nominal Thread Size: 0.375 INCHES IN
  • Bearing Surface Type: CHAMFERED
  • Thread Series: UNF
  • Thread Quantity Per Inch: 24
  • Nut Height: 0.326 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Material: COPPER ALLOY OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-367-1799, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Motor City Fasteners Inc. Government technical data includes 10 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-367-1799
Primary Part Number37FFHNS
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMotor City Fasteners Inc
StatusACTIVE
Nominal Thread Size0.375 INCHES IN
Bearing Surface TypeCHAMFERED
Thread SeriesUNF
Thread Quantity Per Inch24
Nut Height0.326 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
MaterialCOPPER ALLOY OVERALL
Nut StyleHEXAGON
Thread Class2B
Width Across Flats0.560 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5998-00-179-0735GS514W1B INTERCHANGEABLE
Holder,electrical Card
Northrop Grumman Systems Corporation
3110-00-183-719521268 INTERCHANGEABLE
Bearing,roller,needle
Hyster-Yale Group, Inc.
5945-00-184-9651P7455 INTERCHANGEABLE
Relay,electromagnetic
Projects Unlimited Inc
5930-00-612-6993A218-100957-00 INTERCHANGEABLE
Switch Subassembly
Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co
2835-00-654-672321230 INTERCHANGEABLE
Door Assembly,fire Enclosure
Solar Turbines Incorporated Dba Solar Turbines Incorporated
1660-00-862-224721230 INTERCHANGEABLE
Valve,pressure Control
Mission Systems Orchard Park Inc
4810-01-136-073121-230 INTERCHANGEABLE
Seat,valve
Automatic Switch Company Dba Asco
6665-01-226-652621230 INTERCHANGEABLE
Tritium Chamber
Mirion Technologies (canberra), Inc.
4720-01-241-173421268 INTERCHANGEABLE
Hose,preformed
Gates Corporation
7350-01-332-21117350013322111 INTERCHANGEABLE
Bowl,eating
National Industries for the Blind
Cross-Reference Index
Part NumberManufacturer
37FFHNS PRIMARY Motor City Fasteners Inc (USA)
21230 Industrial Technologies and Services Llc (USA)
21268 Industrial Technologies and Services Llc (USA)
239 Industrial Technologies and Services Llc (USA)
Related Parts
5998-00-179-0735INTERCHANGEABLE
HOLDER,ELECTRICAL CARD
GS514W1B
3110-00-183-7195INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
21268
5945-00-184-9651INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
P7455
5930-00-612-6993INTERCHANGEABLE
SWITCH SUBASSEMBLY
A218-100957-00
2835-00-654-6723INTERCHANGEABLE
DOOR ASSEMBLY,FIRE ENCLOSURE
21230
1660-00-862-2247INTERCHANGEABLE
VALVE,PRESSURE CONTROL
21230
4810-01-136-0731INTERCHANGEABLE
SEAT,VALVE
21-230
6665-01-226-6526INTERCHANGEABLE
TRITIUM CHAMBER
21230
4720-01-241-1734INTERCHANGEABLE
HOSE,PREFORMED
21268
7350-01-332-2111INTERCHANGEABLE
BOWL,EATING
7350013322111
4140-01-502-4457INTERCHANGEABLE
IMPELLER,FAN,AXIAL
2-1268
4910-01-604-7753INTERCHANGEABLE
TEST SET,PNEUMATIC SYSTEM COMPON
21230

Frequently Asked Questions

What is NSN 5310-00-367-1799?

NSN 5310-00-367-1799 is a Nut,plain,hexagon, manufactured by Motor City Fasteners Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-367-1799?

NSN 5310-00-367-1799 has 4 cross-referenced part numbers: 37FFHNS (Motor City Fasteners Inc), 21230 (Industrial Technologies and Services Llc), 21268 (Industrial Technologies and Services Llc), 239 (Industrial Technologies and Services Llc).

What NSN replaces 5310-00-367-1799?

There are 12 known substitutes for 5310-00-367-1799: 5998-00-179-0735, 3110-00-183-7195, 5945-00-184-9651 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37FFHNS?

Key specifications for 37FFHNS: Nominal Thread Size: 0.375 INCHES IN; Bearing Surface Type: CHAMFERED; Thread Series: UNF; Thread Quantity Per Inch: 24. 10 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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