PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2YJE2Washer,flat

Te-Co · NSN 5310-01-688-0101 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-688-0101 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-688-0101. Primary manufacturer part number: 2YJE2.
Features
  • Washer,flat — FSC 5310
  • Color: BLACK OVERALL
  • Material: STEEL OVERALL
  • Surface Treatment: OXIDE OVERALL
  • Peripheral Shape Style: ROUND
  • Thickness: 0.094 INCHES NOMINAL IN
  • Overall Diameter: 0.50 INCHES NOMINAL IN
  • Hole Diameter: 0.203 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 5310-01-688-0101, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Te-Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-688-0101
Primary Part Number2YJE2
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTe-Co
StatusACTIVE
ColorBLACK OVERALL
MaterialSTEEL OVERALL
Surface TreatmentOXIDE OVERALL
Peripheral Shape StyleROUND
Thickness0.094 INCHES NOMINAL IN
Overall Diameter0.50 INCHES NOMINAL IN
Hole Diameter0.203 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6680-00-053-4963C-42600 INTERCHANGEABLE
Adjuster Assembly
Liquid Controls, L.l.c. Div Idex Corporation
6220-00-815-019142600 INTERCHANGEABLE
Light,taxiing,aircraft
Grimes Aerospace Company
6530-01-257-2914 INTERCHANGEABLE
Brush-Sponge,surgical Scrub
Cross-Reference Index
Part NumberManufacturer
2YJE2 PRIMARY Te-Co (USA)
42600 PRIMARY Te-Co (USA)
Related Parts
6680-00-053-4963INTERCHANGEABLE
ADJUSTER ASSEMBLY
C-42600
6220-00-815-0191INTERCHANGEABLE
LIGHT,TAXIING,AIRCRAFT
42600
6530-01-257-2914INTERCHANGEABLE
BRUSH-SPONGE,SURGICAL SCRUB

Frequently Asked Questions

What is NSN 5310-01-688-0101?

NSN 5310-01-688-0101 is a Washer,flat, manufactured by Te-Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-688-0101?

NSN 5310-01-688-0101 has 2 cross-referenced part numbers: 2YJE2 (Te-Co), 42600 (Te-Co).

What NSN replaces 5310-01-688-0101?

There are 3 known substitutes for 5310-01-688-0101: 6680-00-053-4963, 6220-00-815-0191, 6530-01-257-2914. Verify interchangeability with system specifications before substitution.

What are the specifications of 2YJE2?

Key specifications for 2YJE2: Color: BLACK OVERALL; Material: STEEL OVERALL; Surface Treatment: OXIDE OVERALL; Part Name Assigned by Controlling Agency: HARDENED FLAT WASHER. 8 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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