PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12803Washer,flat

Tld Wollard Llc · NSN 5310-00-843-3150 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-843-3150 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-843-3150. Primary manufacturer part number: 12803.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Material: STEEL OVERALL
  • Thickness: 0.150 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 1.193 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Overall Diameter: 2.235 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 5310-00-843-3150, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Tld Wollard Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5310-00-843-3150
Primary Part Number12803
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTld Wollard Llc
StatusACTIVE
Peripheral Shape StyleROUND
MaterialSTEEL OVERALL
Thickness0.150 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Hole Diameter1.193 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Overall Diameter2.235 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4820-00-036-164712803 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
5905-00-506-4202 INTERCHANGEABLE
Resistor Network,fixed,film
5136-00-580-715854767 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
5950-00-806-930812803 INTERCHANGEABLE
Transformer,power
Robert M. Hadley Company, Inc.
5360-01-142-0243 INTERCHANGEABLE
Spring,helical,compression
4320-01-179-440212803 INTERCHANGEABLE
Gear Rotor Set,rotary Pump
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
5340-01-350-727112803 INTERCHANGEABLE
Bracket,mounting
Brunswick Corp Dba Mercury Marine Div Mercury Marine
4920-01-505-1118907-12803 INTERCHANGEABLE
Target Tape Reflct,
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
Cross-Reference Index
Part NumberManufacturer
12803 Tld Wollard Llc (USA)
Related Parts
4820-00-036-1647INTERCHANGEABLE
DISK,VALVE
12803
5905-00-506-4202INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
5136-00-580-7158INTERCHANGEABLE
TAP,THREAD CUTTING
54767
5950-00-806-9308INTERCHANGEABLE
TRANSFORMER,POWER
12803
5360-01-142-0243INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4320-01-179-4402INTERCHANGEABLE
GEAR ROTOR SET,ROTARY PUMP
12803
5340-01-350-7271INTERCHANGEABLE
BRACKET,MOUNTING
12803
4920-01-505-1118INTERCHANGEABLE
TARGET TAPE REFLCT,
907-12803

Frequently Asked Questions

What is NSN 5310-00-843-3150?

NSN 5310-00-843-3150 is a Washer,flat, manufactured by Tld Wollard Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-843-3150?

NSN 5310-00-843-3150 has 1 cross-referenced part number: 12803 (Tld Wollard Llc).

What NSN replaces 5310-00-843-3150?

There are 8 known substitutes for 5310-00-843-3150: 4820-00-036-1647, 5905-00-506-4202, 5136-00-580-7158 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12803?

Key specifications for 12803: Peripheral Shape Style: ROUND; Material: STEEL OVERALL; Thickness: 0.150 INCHES NOMINAL IN; Center Hole Shape Style: ROUND. 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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