PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0188-2-3053-1Washer,lock

Usacecom Intelligence Electronic Warfare Sensors Directorate · NSN 5310-00-188-0473 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-188-0473 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-188-0473. Primary manufacturer part number: 0188-2-3053-1.
Features
  • Washer,lock — FSC 5310
  • Material: STEEL OVERALL
  • Outside Diameter: 0.495 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
  • Hole Diameter: 0.195 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
  • Material Thickness: 0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
  • Style Designator: FLAT EXTERNAL AND INTERNAL TEETH
  • Surface Treatment: NICKEL OVERALL
  • 6 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-188-0473, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Usacecom Intelligence Electronic Warfare Sensors Directorate. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-188-0473
Primary Part Number0188-2-3053-1
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUsacecom Intelligence Electronic Warfare Sensors Directorate
StatusCANCELLED
MaterialSTEEL OVERALL
Outside Diameter0.495 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
Hole Diameter0.195 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
Material Thickness0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
Style DesignatorFLAT EXTERNAL AND INTERNAL TEETH
Surface TreatmentNICKEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-017-8627 INTERCHANGEABLE
Washer,lock
5310-00-019-0676MS35333-109 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-022-8834NASM35333-108 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-022-8847MS35333-110 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-198-9343 INTERCHANGEABLE
Washer,lock
5310-00-282-9059373-0083-000 INTERCHANGEABLE
Washer,lock
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6515-00-333-660067-1455 INTERCHANGEABLE
Forceps,ear
Sklar Corporation Dba Sklar Instruments
5310-00-432-9409 INTERCHANGEABLE
Washer,lock
5310-00-582-8716 INTERCHANGEABLE
Washer,lock
5310-00-814-4575 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
0188-2-3053-1 Usacecom Intelligence Electronic Warfare Sensors Directorate (USA)
4010-14-00 Itw Shakeproof Automotive Products (USA)
FF-W-100C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
193-70 Cnh Industrial America Llc Dba Cnh America (USA)
56-941-45 Kurz & Root Generator Company, Llc (USA)
JHP13-382 Hollingsworth John R Co (USA)
Related Parts
5310-00-017-8627INTERCHANGEABLE
WASHER,LOCK
5310-00-019-0676INTERCHANGEABLE
WASHER,LOCK
MS35333-109
5310-00-022-8834INTERCHANGEABLE
WASHER,LOCK
NASM35333-108
5310-00-022-8847INTERCHANGEABLE
WASHER,LOCK
MS35333-110
5310-00-198-9343INTERCHANGEABLE
WASHER,LOCK
5310-00-282-9059INTERCHANGEABLE
WASHER,LOCK
373-0083-000
6515-00-333-6600INTERCHANGEABLE
FORCEPS,EAR
67-1455
5310-00-432-9409INTERCHANGEABLE
WASHER,LOCK
5310-00-582-8716INTERCHANGEABLE
WASHER,LOCK
5310-00-814-4575INTERCHANGEABLE
WASHER,LOCK
4730-00-828-2739INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
19370
5310-00-978-6103INTERCHANGEABLE
WASHER,LOCK
16-1880

Frequently Asked Questions

What is NSN 5310-00-188-0473?

NSN 5310-00-188-0473 is a Washer,lock, manufactured by Usacecom Intelligence Electronic Warfare Sensors Directorate, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-188-0473?

NSN 5310-00-188-0473 has 6 cross-referenced part numbers: 0188-2-3053-1 (Usacecom Intelligence Electronic Warfare Sensors Directorate), 4010-14-00 (Itw Shakeproof Automotive Products), FF-W-100C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 193-70 (Cnh Industrial America Llc Dba Cnh America), 56-941-45 (Kurz & Root Generator Company, Llc) and 1 more.

What NSN replaces 5310-00-188-0473?

There are 12 known substitutes for 5310-00-188-0473: 5310-00-017-8627, 5310-00-019-0676, 5310-00-022-8834 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0188-2-3053-1?

Key specifications for 0188-2-3053-1: Material: STEEL OVERALL; Outside Diameter: 0.495 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN; Hole Diameter: 0.195 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN; Material Thickness: 0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-188-0473 still in active supply?

NSN 5310-00-188-0473 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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