PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8173Nut,plain,extended Washer,hexago

M.t. Davidson Company · NSN 5310-00-596-8163 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-596-8163 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-596-8163. Primary manufacturer part number: 8173.
Features
  • Nut,plain,extended Washer,hexago — FSC 5310
  • Washer Outside Diameter: 1.500 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Size: 0.500 INCHES IN
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 13
  • Width Across Flats: 0.875 INCHES NOMINAL IN
  • 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,extended Washer,hexago, cataloged under National Stock Number 5310-00-596-8163, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is M.t. Davidson Company. Government technical data includes 11 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-596-8163
Primary Part Number8173
Item NameNut,plain,extended Washer,hexago
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerM.t. Davidson Company
StatusACTIVE
Washer Outside Diameter1.500 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Nominal Thread Size0.500 INCHES IN
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch13
Width Across Flats0.875 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Nut StyleHEXAGON
Washer Thickness0.125 INCHES NOMINAL IN
Departure From Cited Designator5ONE
Thread Class2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2825-00-390-13118173 INTERCHANGEABLE
Bushing with Key
Northrop Grumman Systems Corporation Div Marine Systems
5940-00-549-86698168879 INTERCHANGEABLE
Terminal Board
Us Army Aviation and Missile Command
9390-00-878-2787S1055-1-96 INTERCHANGEABLE
Nonmetallic Channel
Textron Aviation Inc
5340-00-981-870168173 INTERCHANGEABLE
Cap,filler Opening
Shaw Development, Llc
5355-00-988-21635020-5621 INTERCHANGEABLE
Knob
Hewlett-Packard Company Dba HP
2990-00-992-6808T-8173 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
4140-01-123-6066 INTERCHANGEABLE
Fan,cooling
5985-01-216-2311300-T-MN INTERCHANGEABLE
Dummy Load,electrical
Bird Electronic Corporation Div Bird Electronic Corp
6665-01-425-167221940-00 INTERCHANGEABLE
Water Testing Kit,bacteriologica
Hach Company Dba Hach Co
1680-01-600-04778173 INTERCHANGEABLE
Clamp Assembly
Keystone Electronics Corp
Cross-Reference Index
Part NumberManufacturer
8173 PRIMARY M.t. Davidson Company (USA)
G103-141 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
2825-00-390-1311INTERCHANGEABLE
BUSHING WITH KEY
8173
5940-00-549-8669INTERCHANGEABLE
TERMINAL BOARD
8168879
9390-00-878-2787INTERCHANGEABLE
NONMETALLIC CHANNEL
S1055-1-96
5340-00-981-8701INTERCHANGEABLE
CAP,FILLER OPENING
68173
5355-00-988-2163INTERCHANGEABLE
KNOB
5020-5621
2990-00-992-6808INTERCHANGEABLE
MUFFLER,EXHAUST
T-8173
4140-01-123-6066INTERCHANGEABLE
FAN,COOLING
5985-01-216-2311INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
300-T-MN
6665-01-425-1672INTERCHANGEABLE
WATER TESTING KIT,BACTERIOLOGICA
21940-00
1680-01-600-0477INTERCHANGEABLE
CLAMP ASSEMBLY
8173

Frequently Asked Questions

What is NSN 5310-00-596-8163?

NSN 5310-00-596-8163 is a Nut,plain,extended Washer,hexago, manufactured by M.t. Davidson Company, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-596-8163?

NSN 5310-00-596-8163 has 2 cross-referenced part numbers: 8173 (M.t. Davidson Company), G103-141 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5310-00-596-8163?

There are 10 known substitutes for 5310-00-596-8163: 2825-00-390-1311, 5940-00-549-8669, 9390-00-878-2787 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8173?

Key specifications for 8173: Washer Outside Diameter: 1.500 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.500 INCHES IN; Thread Series: UNIFIED NATIONAL COARSE (UNC). 13 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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