PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4247085Nut,plain,hexagon

Oshkosh Defense Llc · NSN 5310-01-661-2791 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-661-2791 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-661-2791. Primary manufacturer part number: 4247085.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Series: UNF
  • Nominal Thread Size: 0.190 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Nut Style: HEXAGON
  • Nut Height: 0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
  • Thread Class: 2B
  • Width Across Flats: 0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper and Zinc Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-661-2791, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-661-2791
Primary Part Number4247085
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusACTIVE
Thread SeriesUNF
Nominal Thread Size0.190 INCHES IN
Thread DirectionRIGHT-HAND
Nut StyleHEXAGON
Nut Height0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Thread Class2B
Width Across Flats0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Thread Quantity Per Inch32
Bearing Surface TypeFLAT
MaterialCOPPER AND ZINC OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5365-00-365-20001K3620 INTERCHANGEABLE
Ring,clutch Cone
Caterpillar Inc Div Caterpillar Defense
5925-01-122-7983 INTERCHANGEABLE
Circuit Breaker
5307-01-149-552975109 INTERCHANGEABLE
Stud,plain
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5930-01-442-878775109 INTERCHANGEABLE
Switch,rotary
Cole Hersee Company
2530-01-483-292375109 INTERCHANGEABLE
Piston,hydraulic Brake
Ausco Products Inc
Cross-Reference Index
Part NumberManufacturer
75109 Fastenal Company Dba Fastenal Co (USA)
4247085 PRIMARY Oshkosh Defense Llc (USA)
Related Parts
5365-00-365-2000INTERCHANGEABLE
RING,CLUTCH CONE
1K3620
5925-01-122-7983INTERCHANGEABLE
CIRCUIT BREAKER
5307-01-149-5529INTERCHANGEABLE
STUD,PLAIN
75109
5930-01-442-8787INTERCHANGEABLE
SWITCH,ROTARY
75109
2530-01-483-2923INTERCHANGEABLE
PISTON,HYDRAULIC BRAKE
75109

Frequently Asked Questions

What is NSN 5310-01-661-2791?

NSN 5310-01-661-2791 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 5310-01-661-2791?

NSN 5310-01-661-2791 has 2 cross-referenced part numbers: 75109 (Fastenal Company Dba Fastenal Co), 4247085 (Oshkosh Defense Llc).

What NSN replaces 5310-01-661-2791?

There are 5 known substitutes for 5310-01-661-2791: 5365-00-365-2000, 5925-01-122-7983, 5307-01-149-5529 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4247085?

Key specifications for 4247085: Thread Series: UNF; Nominal Thread Size: 0.190 INCHES IN; Thread Direction: RIGHT-HAND; Nut Style: HEXAGON. 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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