PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11142-190Washer,flat

Astronautics Corporation of America · NSN 5310-00-147-9290 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-147-9290 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-147-9290. Primary manufacturer part number: 11142-190.
Features
  • Washer,flat — FSC 5310
  • Material Document and Classification: QQ-S-766 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 301 OVERALL
  • Thickness: 0.015 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Hole Diameter: 0.091 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 301 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-147-9290, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Astronautics Corporation of America. Government technical data includes 8 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-147-9290
Primary Part Number11142-190
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Material Document and ClassificationQQ-S-766 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 301 OVERALL
Thickness0.015 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter0.091 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Overall Diameter0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-01-075-850011142-190 INTERCHANGEABLE
Washer,flat
Ace Stamping and Machine Co Inc
Cross-Reference Index
Part NumberManufacturer
11142-190 PRIMARY Astronautics Corporation of America (USA)
PALZZ 190 Astronautics Corporation of America (USA)
Related Parts
5310-01-075-8500INTERCHANGEABLE
WASHER,FLAT
11142-190

Frequently Asked Questions

What is NSN 5310-00-147-9290?

NSN 5310-00-147-9290 is a Washer,flat, manufactured by Astronautics Corporation of America, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-147-9290?

NSN 5310-00-147-9290 has 2 cross-referenced part numbers: 11142-190 (Astronautics Corporation of America), PALZZ 190 (Astronautics Corporation of America).

What NSN replaces 5310-00-147-9290?

There is 1 known substitute for 5310-00-147-9290: 5310-01-075-8500. Verify interchangeability with system specifications before substitution.

What are the specifications of 11142-190?

Key specifications for 11142-190: Material Document and Classification: QQ-S-766 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 301 OVERALL; Thickness: 0.015 INCHES NOMINAL IN; Center Hole Shape Style: ROUND. 8 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