PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2BA568Washer,flat

Oshkosh Defense Llc · NSN 5310-01-155-1702 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-155-1702 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-155-1702. Primary manufacturer part number: 2BA568.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
  • Material: STEEL OVERALL
  • Hole Diameter: 0.531 INCHES NOMINAL IN
  • Thickness: 0.095 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 0.688 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-155-1702, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-155-1702
Primary Part Number2BA568
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
MaterialSTEEL OVERALL
Hole Diameter0.531 INCHES NOMINAL IN
Thickness0.095 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Overall Diameter0.688 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5365-00-213-05213373479 INTERCHANGEABLE
Spacer,clutch
Hatch & Kirk, Inc.
5985-00-295-95224685 INTERCHANGEABLE
Antenna
Northrop Grumman Systems Corporation
5340-00-375-49692027 INTERCHANGEABLE
Snap Hook
Buhrke R H Co Inc Div Klein Tools
5996-00-416-0022468-5 INTERCHANGEABLE
Amplifier,radio Frequency
General Microwave Corporation Div Kratos Microwave Electronics
4920-00-707-56724-685 INTERCHANGEABLE
Spindle and Bracket
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
3455-00-808-42961741-2000 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
5998-00-857-45464685 INTERCHANGEABLE
Circuit Card Assembly
Lockheed Martin Corporation Div Rms
5330-00-877-7547053860 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5355-01-375-76884685 INTERCHANGEABLE
Knob
Pentair Filtration Solutions, Llc
Cross-Reference Index
Part NumberManufacturer
2BA568 Oshkosh Corp (USA)
122-2422339 PIECE 28 Naval Ship Systems Command (USA)
4685 Liquid Controls, L.l.c. Div Idex Corporation (USA)
2BA568 PRIMARY Oshkosh Defense Llc (USA)
Related Parts
5365-00-213-0521INTERCHANGEABLE
SPACER,CLUTCH
3373479
5985-00-295-9522INTERCHANGEABLE
ANTENNA
4685
5340-00-375-4969INTERCHANGEABLE
SNAP HOOK
2027
5996-00-416-0022INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
468-5
4920-00-707-5672INTERCHANGEABLE
SPINDLE AND BRACKET
4-685
3455-00-808-4296INTERCHANGEABLE
CUTTER,MILLING,END
1741-2000
5998-00-857-4546INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4685
5330-00-877-7547INTERCHANGEABLE
GASKET
053860
5355-01-375-7688INTERCHANGEABLE
KNOB
4685

Frequently Asked Questions

What is NSN 5310-01-155-1702?

NSN 5310-01-155-1702 is a Washer,flat, manufactured by Oshkosh Defense Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-155-1702?

NSN 5310-01-155-1702 has 4 cross-referenced part numbers: 2BA568 (Oshkosh Corp), 122-2422339 PIECE 28 (Naval Ship Systems Command), 4685 (Liquid Controls, L.l.c. Div Idex Corporation), 2BA568 (Oshkosh Defense Llc).

What NSN replaces 5310-01-155-1702?

There are 9 known substitutes for 5310-01-155-1702: 5365-00-213-0521, 5985-00-295-9522, 5340-00-375-4969 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2BA568?

Key specifications for 2BA568: Cross-Sectional Shape Style: RECTANGULAR; Center Hole Shape Style: ROUND; Material: STEEL OVERALL; Hole Diameter: 0.531 INCHES NOMINAL IN. 7 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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