PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-2224Washer

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 5310-01-182-5427 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-182-5427 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-182-5427. Primary manufacturer part number: 20-2224.
Features
  • Washer — FSC 5310
  • 4 verified cross-references
  • Primary manufacturer: Ontic Engineering & Manufacturing, Inc Dba Ontic Us
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer, cataloged under National Stock Number 5310-01-182-5427, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersUnison Industries, Llc Dba Unison Industries Inc (CAGE 83311); Ontic Engineering & Manufacturing, Inc Dba Ontic Us (CAGE 45934); Donallco Inc (CAGE 56705); Ametek Inc Lamb Electric Div (CAGE 75511)
Technical Specifications
ParameterValue
NSN5310-01-182-5427
Primary Part Number20-2224
Item NameWasher
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5905-00-105-7765 INTERCHANGEABLE
Resistor,fixed,composition
5920-01-051-2239 INTERCHANGEABLE
Arrester,electrical Surge
6515-01-590-1042202.224 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
20-2224 Unison Industries, Llc Dba Unison Industries Inc (USA)
20-2224 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
20-2224 Donallco Inc (USA)
20-2224 Ametek Inc Lamb Electric Div (USA)
Related Parts
5905-00-105-7765INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5920-01-051-2239INTERCHANGEABLE
ARRESTER,ELECTRICAL SURGE
6515-01-590-1042INTERCHANGEABLE
SCREW,BONE
202.224

Frequently Asked Questions

What is NSN 5310-01-182-5427?

NSN 5310-01-182-5427 is a Washer, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-182-5427?

NSN 5310-01-182-5427 has 4 cross-referenced part numbers: 20-2224 (Unison Industries, Llc Dba Unison Industries Inc), 20-2224 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 20-2224 (Donallco Inc), 20-2224 (Ametek Inc Lamb Electric Div).

What NSN replaces 5310-01-182-5427?

There are 3 known substitutes for 5310-01-182-5427: 5905-00-105-7765, 5920-01-051-2239, 6515-01-590-1042. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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