PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S-23Washer,convex

Fabco Fastening Systems Townsend Div Div of Textron Inc · NSN 5310-01-365-4138 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-365-4138 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-365-4138. Primary manufacturer part number: S-23.
Features
  • Washer,convex — FSC 5310
  • Material: STEEL CORROSION RESISTING OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Fabco Fastening Systems Townsend Div Div of Textron Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Washer,convex, cataloged under National Stock Number 5310-01-365-4138, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fabco Fastening Systems Townsend Div Div of Textron Inc. Government technical data includes 1 verified specification, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-365-4138
Primary Part NumberS-23
Item NameWasher,convex
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFabco Fastening Systems Townsend Div Div of Textron Inc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-042-7849S23D2 INTERCHANGEABLE
Die,crimping Tool
Souriau Usa, Inc. Dba Souriau Usa Inc
3110-00-066-0575S23 INTERCHANGEABLE
Bearing,ball,pivot
New Hampshire Ball Bearings Inc Div Hitech Division
6680-00-146-8696S2-3 INTERCHANGEABLE
Drive Shaft
Schulze Mfg., Inc.
5130-00-293-1412 INTERCHANGEABLE
Socket,socket Wrench
3433-00-355-6245 INTERCHANGEABLE
Tip,welding Torch
5930-00-501-3795S2-3 INTERCHANGEABLE
Switch,sensitive
Safran Power Usa, Llc
4730-00-507-6889400-0406 INTERCHANGEABLE
Coupling,hose
Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division
5950-00-646-0750S23 INTERCHANGEABLE
Reactor
Magnetika Inc
5961-00-809-0903 INTERCHANGEABLE
Semiconductor Device,diode
5998-01-195-1127 INTERCHANGEABLE
Retainer-Ejector,electrical Card
Cross-Reference Index
Part NumberManufacturer
S-23 Fabco Fastening Systems Townsend Div Div of Textron Inc (USA)
Related Parts
5120-00-042-7849INTERCHANGEABLE
DIE,CRIMPING TOOL
S23D2
3110-00-066-0575INTERCHANGEABLE
BEARING,BALL,PIVOT
S23
6680-00-146-8696INTERCHANGEABLE
DRIVE SHAFT
S2-3
5130-00-293-1412INTERCHANGEABLE
SOCKET,SOCKET WRENCH
3433-00-355-6245INTERCHANGEABLE
TIP,WELDING TORCH
5930-00-501-3795INTERCHANGEABLE
SWITCH,SENSITIVE
S2-3
4730-00-507-6889INTERCHANGEABLE
COUPLING,HOSE
400-0406
5950-00-646-0750INTERCHANGEABLE
REACTOR
S23
5961-00-809-0903INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5998-01-195-1127INTERCHANGEABLE
RETAINER-EJECTOR,ELECTRICAL CARD
5985-01-514-8596INTERCHANGEABLE
ANTENNA
S-23
4730-01-651-6258INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
S23

Frequently Asked Questions

What is NSN 5310-01-365-4138?

NSN 5310-01-365-4138 is a Washer,convex, manufactured by Fabco Fastening Systems Townsend Div Div of Textron Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-365-4138?

NSN 5310-01-365-4138 has 1 cross-referenced part number: S-23 (Fabco Fastening Systems Townsend Div Div of Textron Inc).

What NSN replaces 5310-01-365-4138?

There are 12 known substitutes for 5310-01-365-4138: 5120-00-042-7849, 3110-00-066-0575, 6680-00-146-8696 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S-23?

Key specifications for S-23: Material: STEEL CORROSION RESISTING OVERALL. 1 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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