PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19AS388Nut,plain,hexagon

Oshkosh Defense Llc · NSN 5310-01-059-0086 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-059-0086 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-059-0086. Primary manufacturer part number: 19AS388.
Features
  • Nut,plain,hexagon — FSC 5310
  • Width Across Flats: 0.875 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Nut Height: 0.490 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 20
  • Thread Series: UNF
  • Nominal Thread Size: 0.500 INCHES IN
  • Bearing Surface Type: CHAMFERED
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-059-0086, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Oshkosh Defense Llc. Government technical data includes 10 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: Active.

Technical Specifications
ParameterValue
NSN5310-01-059-0086
Primary Part Number19AS388
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusACTIVE
Width Across Flats0.875 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Nut Height0.490 INCHES NOMINAL IN
Thread Quantity Per Inch20
Thread SeriesUNF
Nominal Thread Size0.500 INCHES IN
Bearing Surface TypeCHAMFERED
Thread Class2B
Thread DirectionRIGHT-HAND
Nut StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5210-00-221-2072 INTERCHANGEABLE
Gage,drill Point
5935-00-913-75515070 INTERCHANGEABLE
Connector,receptacle,electrical
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
4920-00-957-68825070 INTERCHANGEABLE
Piston,focusing
Chicago Steel Tape Co Inc Berger Instruments Co Inc
4820-01-050-68535070 INTERCHANGEABLE
Valve,shuttle,hydraulic
Pneudraulics, Inc.
5985-01-127-19205070 INTERCHANGEABLE
Attenuator,variable
Wavetek Rf Products, Inc
5935-01-272-38725070 INTERCHANGEABLE
Adapter,cable Breakout
Fluke Electronics Corp
5331-01-351-63923180988-03 INTERCHANGEABLE
O-Ring
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-01-438-8330CW 7066-1/7066-2 ITEM 10 INTERCHANGEABLE
Gasket
Megator Corp
6625-01-530-25595170 INTERCHANGEABLE
Fluxmeter
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
4920-01-539-38145070 INTERCHANGEABLE
Recycling Screen,ai
Ccrco, Llc Dba C C R C O
Cross-Reference Index
Part NumberManufacturer
19AS388 PRIMARY Oshkosh Defense Llc (USA)
19AS388 Oshkosh Corp (USA)
5070 Hme, Inc. Dba Hme Ahrens-Fox (USA)
Related Parts
5210-00-221-2072INTERCHANGEABLE
GAGE,DRILL POINT
5935-00-913-7551INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5070
4920-00-957-6882INTERCHANGEABLE
PISTON,FOCUSING
5070
4820-01-050-6853INTERCHANGEABLE
VALVE,SHUTTLE,HYDRAULIC
5070
5985-01-127-1920INTERCHANGEABLE
ATTENUATOR,VARIABLE
5070
5935-01-272-3872INTERCHANGEABLE
ADAPTER,CABLE BREAKOUT
5070
5331-01-351-6392INTERCHANGEABLE
O-RING
3180988-03
5330-01-438-8330INTERCHANGEABLE
GASKET
CW 7066-1/7066-2 ITEM 10
6625-01-530-2559INTERCHANGEABLE
FLUXMETER
5170
4920-01-539-3814INTERCHANGEABLE
RECYCLING SCREEN,AI
5070
7025-01-554-2858INTERCHANGEABLE
SUPPLEMENTARY KIT,COMPUTER
5895-01-600-7780INTERCHANGEABLE
COMMAND SYSTEM,TACTICAL
5070

Frequently Asked Questions

What is NSN 5310-01-059-0086?

NSN 5310-01-059-0086 is a Nut,plain,hexagon, manufactured by Oshkosh Defense Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-059-0086?

NSN 5310-01-059-0086 has 3 cross-referenced part numbers: 19AS388 (Oshkosh Defense Llc), 19AS388 (Oshkosh Corp), 5070 (Hme, Inc. Dba Hme Ahrens-Fox).

What NSN replaces 5310-01-059-0086?

There are 12 known substitutes for 5310-01-059-0086: 5210-00-221-2072, 5935-00-913-7551, 4920-00-957-6882 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 19AS388?

Key specifications for 19AS388: Width Across Flats: 0.875 INCHES NOMINAL IN; End Item Identification: M977 SERIES, 8 X 8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT); Material: STEEL OVERALL; Nut Height: 0.490 INCHES NOMINAL IN. 11 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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