PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5305000190163Screw,assembled Washer

E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales · NSN 5305-00-019-0163 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-019-0163 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-019-0163. Primary manufacturer part number: 5305000190163.
Features
  • Screw,assembled Washer — FSC 5305
  • Thread Class: 2A A
  • Head Height: 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Primary Washer Style: SPLIT HELICAL RING
  • Hardness Rating: 53.0 ROCKWELL C MAXIMUM TOP OF HEAD
  • Material: STEEL OVERALL
  • Primary Washer Outside Diameter: 0.283 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,assembled Washer, cataloged under National Stock Number 5305-00-019-0163, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales. Government technical data includes 19 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-019-0163
Primary Part Number5305000190163
Item NameScrew,assembled Washer
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerE.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
StatusACTIVE
Thread Class2A A
Head Height0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Primary Washer StyleSPLIT HELICAL RING
Hardness Rating53.0 ROCKWELL C MAXIMUM TOP OF HEAD
MaterialSTEEL OVERALL
Primary Washer Outside Diameter0.283 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN
Hardness Rating45.0 ROCKWELL C MINIMUM THREADS
Washer Quantity1
Primary Washer Material Thickness0.040 INCHES NOMINAL IN
Material Document and ClassificationSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
Thread Length1.210 INCHES MAXIMUM IN
Nominal Thread Diameter0.190 INCHES IN
Head StyleFILLISTER
Fastener Length1.250 INCHES NOMINAL IN
Thread Quantity Per Inch24
Head Diameter0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Internal Drive StyleCROSS RECESS TYPE 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5940-00-782-8942 INTERCHANGEABLE
Terminal,feedthru
5325-01-205-4354190163 INTERCHANGEABLE
Ring,retaining
Woodward, Inc.
Cross-Reference Index
Part NumberManufacturer
5305000190163 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
190163 Army Weapons Command Attn Amswe-Ree-S (USA)
Related Parts
5940-00-782-8942INTERCHANGEABLE
TERMINAL,FEEDTHRU
5325-01-205-4354INTERCHANGEABLE
RING,RETAINING
190163

Frequently Asked Questions

What is NSN 5305-00-019-0163?

NSN 5305-00-019-0163 is a Screw,assembled Washer, manufactured by E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-019-0163?

NSN 5305-00-019-0163 has 2 cross-referenced part numbers: 5305000190163 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 190163 (Army Weapons Command Attn Amswe-Ree-S).

What NSN replaces 5305-00-019-0163?

There are 2 known substitutes for 5305-00-019-0163: 5940-00-782-8942, 5325-01-205-4354. Verify interchangeability with system specifications before substitution.

What are the specifications of 5305000190163?

Key specifications for 5305000190163: Thread Class: 2A A; Head Height: 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Primary Washer Style: SPLIT HELICAL RING. 19 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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