PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101-16-9Nut,plain,hexagon

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5310-00-973-8173 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-973-8173 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-973-8173. Primary manufacturer part number: 101-16-9.
Features
  • Nut,plain,hexagon — FSC 5310
  • Nominal Thread Size: 0.312 INCHES IN
  • Bearing Surface Type: CHAMFERED
  • Thread Series: UNEF
  • Thread Quantity Per Inch: 32
  • Width Across Flats: 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
  • Thread Class: 2B
  • Nut Style: HEXAGON
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 268 or Copper Alloy 260 or Copper Alloy 240 or Copper Alloy 377 or Copper Alloy 360 or Copper Alloy 342 or Copper Alloy 353 or Copper Alloy 262 or Copper Alloy 270 or Copper Alloy 274 or Copper Alloy 280 or Copper Alloy 330 or Copper Alloy 331 or Copper Alloy 332 or Copper Alloy 335 or Copper Alloy 340 or Copper Alloy 344 or Copper Alloy 345 or Copper Alloy 347 or Copper Alloy 348 or Copper Alloy 350 or Copper Alloy 356 or Copper Alloy 370 or Copper Alloy 462 or Copper Alloy 464 or Copper Alloy 465 or Copper Alloy 466 or Copper Alloy 467 or Copper Alloy 482 or Copper Alloy 485 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-973-8173, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5310-00-973-8173
Primary Part Number101-16-9
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
StatusCANCELLED
Nominal Thread Size0.312 INCHES IN
Bearing Surface TypeCHAMFERED
Thread SeriesUNEF
Thread Quantity Per Inch32
Width Across Flats0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
Thread Class2B
Nut StyleHEXAGON
Nut Height0.088 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
Precious Material and LocationEXTERNAL SURFACE SILVER
Surface TreatmentSILVER OVERALL
Thread DirectionRIGHT-HAND
MaterialCOPPER ALLOY 268 OR COPPER ALLOY 260 OR COPPER ALLOY 240 OR COPPER ALLOY 377 OR COPPER ALLOY 360 OR COPPER ALLOY 342 OR COPPER ALLOY 353 OR COPPER ALLOY 262 OR COPPER ALLOY 270 OR COPPER ALLOY 274 OR COPPER ALLOY 280 OR COPPER ALLOY 330 OR COPPER ALLOY 331 OR COPPER ALLOY 332 OR COPPER ALLOY 335 OR COPPER ALLOY 340 OR COPPER ALLOY 344 OR COPPER ALLOY 345 OR COPPER ALLOY 347 OR COPPER ALLOY 348 OR COPPER ALLOY 350 OR COPPER ALLOY 356 OR COPPER ALLOY 370 OR COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 465 OR COPPER ALLOY 466 OR COPPER ALLOY 467 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL
Precious MaterialSILVER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2990-00-148-749410-1169 INTERCHANGEABLE
Muffler,exhaust
Department of Defense Project Manager-Mobile Electric Power
2810-00-210-5595153113 INTERCHANGEABLE
Damper,crankshaft
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5999-00-434-8912 INTERCHANGEABLE
Heat Sink,electrical-Electronic
5998-00-523-9843101169 INTERCHANGEABLE
Circuit Card Assembly
Aimtron Systems, Llc
5340-01-042-2491101169 INTERCHANGEABLE
Plunger,quick Release
Hollingsead International, Llc
1680-01-072-0056 INTERCHANGEABLE
Roller,guide
5830-01-121-0155 INTERCHANGEABLE
Intercommunication Station
5315-01-201-5604101169 INTERCHANGEABLE
Pin,drive,guided
Hollingsead International, Llc
5330-01-251-055010-1169 INTERCHANGEABLE
Gasket
Fabwright Inc
6685-01-352-7241101-169 INTERCHANGEABLE
Calibrator,thermometer
Electro Optical Industries Inc
Cross-Reference Index
Part NumberManufacturer
101-16-9 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
M6328 Kalamazoo Machine Co (USA)
101-16-9 Litton Systems Inc Amecom Div (USA)
Related Parts
2990-00-148-7494INTERCHANGEABLE
MUFFLER,EXHAUST
10-1169
2810-00-210-5595INTERCHANGEABLE
DAMPER,CRANKSHAFT
153113
5999-00-434-8912INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
5998-00-523-9843INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
101169
5340-01-042-2491INTERCHANGEABLE
PLUNGER,QUICK RELEASE
101169
1680-01-072-0056INTERCHANGEABLE
ROLLER,GUIDE
5830-01-121-0155INTERCHANGEABLE
INTERCOMMUNICATION STATION
5315-01-201-5604INTERCHANGEABLE
PIN,DRIVE,GUIDED
101169
5330-01-251-0550INTERCHANGEABLE
GASKET
10-1169
6685-01-352-7241INTERCHANGEABLE
CALIBRATOR,THERMOMETER
101-169
5935-01-566-8101INTERCHANGEABLE
GUIDE,ELECTRICAL CONNECTOR
101169
1630-01-581-3467INTERCHANGEABLE
WHEEL HALF,AIRCRAFT
10-1169

Frequently Asked Questions

What is NSN 5310-00-973-8173?

NSN 5310-00-973-8173 is a Nut,plain,hexagon, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-973-8173?

NSN 5310-00-973-8173 has 3 cross-referenced part numbers: 101-16-9 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp), M6328 (Kalamazoo Machine Co), 101-16-9 (Litton Systems Inc Amecom Div).

What NSN replaces 5310-00-973-8173?

There are 12 known substitutes for 5310-00-973-8173: 2990-00-148-7494, 2810-00-210-5595, 5999-00-434-8912 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 101-16-9?

Key specifications for 101-16-9: Nominal Thread Size: 0.312 INCHES IN; Bearing Surface Type: CHAMFERED; Thread Series: UNEF; Thread Quantity Per Inch: 32. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-973-8173 still in active supply?

NSN 5310-00-973-8173 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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