PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

68518Washer,lock

Textron Lycoming Inc Williamsport Plant · NSN 5310-00-436-1404 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-436-1404 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-436-1404. Primary manufacturer part number: 68518.
Features
  • Washer,lock — FSC 5310
  • Style Designator: FLAT EXTERNAL TEETH
  • 1 verified cross-reference
  • Primary manufacturer: Textron Lycoming Inc Williamsport Plant
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-436-1404, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Textron Lycoming Inc Williamsport Plant. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-436-1404
Primary Part Number68518
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTextron Lycoming Inc Williamsport Plant
StatusACTIVE
Style DesignatorFLAT EXTERNAL TEETH
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3455-00-228-5223ASME B94.19 TABLE 41 INTERCHANGEABLE
Cutter,milling,end
The American Society of Mechanical Engineers
1610-00-347-020168518 INTERCHANGEABLE
Body,governor Propeller
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
68518 PRIMARY Textron Lycoming Inc Williamsport Plant (USA)
Related Parts
3455-00-228-5223INTERCHANGEABLE
CUTTER,MILLING,END
ASME B94.19 TABLE 41
1610-00-347-0201INTERCHANGEABLE
BODY,GOVERNOR PROPELLER
68518

Frequently Asked Questions

What is NSN 5310-00-436-1404?

NSN 5310-00-436-1404 is a Washer,lock, manufactured by Textron Lycoming Inc Williamsport Plant, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-436-1404?

NSN 5310-00-436-1404 has 1 cross-referenced part number: 68518 (Textron Lycoming Inc Williamsport Plant).

What NSN replaces 5310-00-436-1404?

There are 2 known substitutes for 5310-00-436-1404: 3455-00-228-5223, 1610-00-347-0201. Verify interchangeability with system specifications before substitution.

What are the specifications of 68518?

Key specifications for 68518: Style Designator: FLAT EXTERNAL TEETH. 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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