PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

190362Washer,flat

Eaton Aerospace, Llc Dba Jackson South · NSN 5310-00-203-1111 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-203-1111 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-203-1111. Primary manufacturer part number: 190362.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 2.000 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Center Hole Shape Style: ROUND
  • Thickness: 0.022 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Hole Diameter: 1.375 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 5310-00-203-1111, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 7 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-203-1111
Primary Part Number190362
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Overall Diameter2.000 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Center Hole Shape StyleROUND
Thickness0.022 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter1.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3455-00-232-418219840 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
2530-00-469-7847 INTERCHANGEABLE
Tank,pressure
5950-00-752-2508PP2792ARN30D INTERCHANGEABLE
Transformer,power
Joint Electronics Type Designation System
5930-00-823-2033198866-H2 INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
6105-00-899-342419840 INTERCHANGEABLE
Motor,alternating Current
Ward Leonard Ct Llc
5331-01-212-442919840 INTERCHANGEABLE
O-Ring
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4820-01-261-1082F-46770 PIECE 11 INTERCHANGEABLE
Stem,fluid Valve
Flowserve Inc
4310-01-315-506819840 INTERCHANGEABLE
Tank,pressure
Isometrics Inc
Cross-Reference Index
Part NumberManufacturer
19840 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
190362 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
3455-00-232-4182INTERCHANGEABLE
REAMER,MACHINE
19840
2530-00-469-7847INTERCHANGEABLE
TANK,PRESSURE
5950-00-752-2508INTERCHANGEABLE
TRANSFORMER,POWER
PP2792ARN30D
5930-00-823-2033INTERCHANGEABLE
SWITCH,ROTARY
198866-H2
6105-00-899-3424INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
19840
5331-01-212-4429INTERCHANGEABLE
O-RING
19840
4820-01-261-1082INTERCHANGEABLE
STEM,FLUID VALVE
F-46770 PIECE 11
4310-01-315-5068INTERCHANGEABLE
TANK,PRESSURE
19840

Frequently Asked Questions

What is NSN 5310-00-203-1111?

NSN 5310-00-203-1111 is a Washer,flat, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-203-1111?

NSN 5310-00-203-1111 has 2 cross-referenced part numbers: 19840 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 190362 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 5310-00-203-1111?

There are 8 known substitutes for 5310-00-203-1111: 3455-00-232-4182, 2530-00-469-7847, 5950-00-752-2508 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 190362?

Key specifications for 190362: Overall Diameter: 2.000 INCHES NOMINAL IN; Material: STEEL OVERALL; Center Hole Shape Style: ROUND; Thickness: 0.022 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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