PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN320-5Nut,plain,slotted,hexagon

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-00-176-8109 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-176-8109 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-176-8109. Primary manufacturer part number: AN320-5.
Features
  • Nut,plain,slotted,hexagon — FSC 5310
  • Thread Series: UNF
  • Thread Quantity Per Inch: 24
  • Nominal Thread Size: 0.312 INCHES IN
  • Bearing Surface Finish: 125.0 MICROINCHES
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Nut Height: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
  • Width Across Flats: 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-176-8109, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 30 commercial cross-references from 24 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-176-8109
Primary Part NumberAN320-5
Item NameNut,plain,slotted,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Thread SeriesUNF
Thread Quantity Per Inch24
Nominal Thread Size0.312 INCHES IN
Bearing Surface Finish125.0 MICROINCHES
Bearing Surface TypeCHAMFERED OR WASHER FACED
Nut Height0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
Width Across Flats0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialSTEEL OVERALL
Nut StyleSLOTTED, HEXAGON
Thread Class3B
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6250-00-048-6367502X64 INTERCHANGEABLE
Lampholder
General Electric Company
5905-00-101-802624BG113D INTERCHANGEABLE
Resistor,fixed,wire Wound
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5310-00-111-3639 INTERCHANGEABLE
Nut,sleeve
4720-00-139-396828412 INTERCHANGEABLE
Hose,nonmetallic
Gates Corporation
5950-00-147-1398304441 INTERCHANGEABLE
Reactor
Naval Ship Systems Command
6105-00-164-1046114098 INTERCHANGEABLE
Motor,direct Current
Symetrics Industries, Llc Dba Extant Aerospace Div Symetrics Industries Dba Extant Aerospace
7320-00-216-9544 INTERCHANGEABLE
Blade,slicer
5360-00-257-30251756 INTERCHANGEABLE
Spring,helical,compression
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5950-00-268-8999LT1031 INTERCHANGEABLE
Transformer Assembly
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
5130-00-430-22064377 INTERCHANGEABLE
Shaft,drive,worm Ge
Skil Corp
Cross-Reference Index
Part NumberManufacturer
2210304 Embraer Empresa Brasileira De Aeronautica Sa (BRA)
437-7 Donallco Inc (USA)
F3721 Winco, Inc. (USA)
175S6 Goodrich Corporation (USA)
21533 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
F52SC320-524 Greer Stop Nut, Inc. (USA)
2210304 Embraer S.a. (BRA)
AN320-5 Aeronautical Standards Group Dept of Navy and Air Force (USA)
430-18 Hamilton Sundstrand Corporation (USA)
A63-36 Goodrich Corporation (USA)
F52SCM320-820 Harvard Industries Inc (USA)
175S6 Goodrich Corp Dba Goodrich Corp (USA)
6628433P10 General Electric Company (USA)
6628469P10 General Electric Company (USA)
175S6 Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA)
175S6 Bendix Corp the (USA)
5310PL0715310 Jednolity Indeks Materialowy - Uniform Material Index (POL)
AN320-5 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
7602360 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
404 394 Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (USA)
Related Parts
6250-00-048-6367INTERCHANGEABLE
LAMPHOLDER
502X64
5905-00-101-8026INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
24BG113D
5310-00-111-3639INTERCHANGEABLE
NUT,SLEEVE
4720-00-139-3968INTERCHANGEABLE
HOSE,NONMETALLIC
28412
5950-00-147-1398INTERCHANGEABLE
REACTOR
304441
6105-00-164-1046INTERCHANGEABLE
MOTOR,DIRECT CURRENT
114098
7320-00-216-9544INTERCHANGEABLE
BLADE,SLICER
5360-00-257-3025INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1756
5950-00-268-8999INTERCHANGEABLE
TRANSFORMER ASSEMBLY
LT1031
5130-00-430-2206INTERCHANGEABLE
SHAFT,DRIVE,WORM GE
4377
5905-00-456-5331INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
93J40R
5910-00-487-2862INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
10669632-001

Frequently Asked Questions

What is NSN 5310-00-176-8109?

NSN 5310-00-176-8109 is a Nut,plain,slotted,hexagon, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-176-8109?

NSN 5310-00-176-8109 has 30 cross-referenced part numbers: 2210304 (Embraer Empresa Brasileira De Aeronautica Sa), 437-7 (Donallco Inc), F3721 (Winco, Inc.), 175S6 (Goodrich Corporation), 21533 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems) and 25 more.

What NSN replaces 5310-00-176-8109?

There are 12 known substitutes for 5310-00-176-8109: 6250-00-048-6367, 5905-00-101-8026, 5310-00-111-3639 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AN320-5?

Key specifications for AN320-5: Thread Series: UNF; Thread Quantity Per Inch: 24; Nominal Thread Size: 0.312 INCHES IN; Bearing Surface Finish: 125.0 MICROINCHES. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-176-8109 still in active supply?

NSN 5310-00-176-8109 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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