PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10143Washer,flat

Triumph Engine Control Systems Llc · NSN 5310-00-888-7378 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-888-7378 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-888-7378. Primary manufacturer part number: 10143.
Features
  • Washer,flat — FSC 5310
  • Material Document and Classification: AMS 5515 OR 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 302 OVERALL
  • Heat Treatment: AS FABRICATED
  • Overall Diameter: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
  • Surface Treatment: OXIDE FILM OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-888-7378, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 10 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-888-7378
Primary Part Number10143
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Material Document and ClassificationAMS 5515 OR 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 302 OVERALL
Heat TreatmentAS FABRICATED
Overall Diameter0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
Surface TreatmentOXIDE FILM OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Thickness0.006 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
Hole Diameter0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2810-00-048-716110143 INTERCHANGEABLE
Cover
Mcculloch Corp
3110-00-100-31004553 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Federal-Mogul Corp Government Sales Dept
4820-00-305-224110143 INTERCHANGEABLE
Valve,pneumatic Tank
Tactair Fluid Controls Inc
5985-00-357-07371014-3 INTERCHANGEABLE
Attenuator,fixed
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
5962-00-454-645548P233245 INTERCHANGEABLE
Microcircuit,digital
Herley Chicago Dba Stewart Warner Electronics
5945-00-552-3449 INTERCHANGEABLE
Relay,electromagnetic
5136-00-729-5694 INTERCHANGEABLE
Tap,thread Cutting
4820-00-780-979310243 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Fairchild Industrial Products Company
6240-00-962-996110143 INTERCHANGEABLE
Lamp,incandescent
Westron Corporation Dba Westron Lighting
5950-01-027-3281 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
CM-10143 Cmp Hydraulics Inc. (USA)
10143 PRIMARY Triumph Engine Control Systems Llc (USA)
S8154-96C010 Honeywell International Inc. Div Aerospace - Torrance (USA)
10143 Goodrich Control Systems Gmbh (DEU)
Related Parts
2810-00-048-7161INTERCHANGEABLE
COVER
10143
3110-00-100-3100INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
4553
4820-00-305-2241INTERCHANGEABLE
VALVE,PNEUMATIC TANK
10143
5985-00-357-0737INTERCHANGEABLE
ATTENUATOR,FIXED
1014-3
5962-00-454-6455INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
48P233245
5945-00-552-3449INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5136-00-729-5694INTERCHANGEABLE
TAP,THREAD CUTTING
4820-00-780-9793INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
10243
6240-00-962-9961INTERCHANGEABLE
LAMP,INCANDESCENT
10143
5950-01-027-3281INTERCHANGEABLE
TRANSFORMER,POWER
5315-01-039-8780INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
6220-01-081-5849INTERCHANGEABLE
PLATE,COVER
10143

Frequently Asked Questions

What is NSN 5310-00-888-7378?

NSN 5310-00-888-7378 is a Washer,flat, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-888-7378?

NSN 5310-00-888-7378 has 4 cross-referenced part numbers: CM-10143 (Cmp Hydraulics Inc.), 10143 (Triumph Engine Control Systems Llc), S8154-96C010 (Honeywell International Inc. Div Aerospace - Torrance), 10143 (Goodrich Control Systems Gmbh).

What NSN replaces 5310-00-888-7378?

There are 12 known substitutes for 5310-00-888-7378: 2810-00-048-7161, 3110-00-100-3100, 4820-00-305-2241 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10143?

Key specifications for 10143: Material Document and Classification: AMS 5515 OR 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 302 OVERALL; Heat Treatment: AS FABRICATED; Overall Diameter: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com