PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5685-5Piston,landing Gear Strut

Goodrich Aerospace Canada Ltd · NSN 1620-00-757-4843 · FSC 1620 · No Item Name Available
Verified by PartsTable
NSN 1620-00-757-4843 — this item is cataloged by the U.S. Government under National Stock Number 1620-00-757-4843. Primary manufacturer part number: 5685-5.
Features
  • Piston,landing Gear Strut — FSC 1620
  • Nominal Overall Length: 2.125 INCHES IN
  • Cylinder Outside Diameter: 3.872 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Goodrich Aerospace Canada Ltd
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Piston,landing Gear Strut, cataloged under National Stock Number 1620-00-757-4843, is classified within Federal Supply Class 1620 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Goodrich Aerospace Canada Ltd. Government technical data includes 2 verified specifications, 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
NSN1620-00-757-4843
Primary Part Number5685-5
Item NamePiston,landing Gear Strut
FSC / FSG1620 / 16 — No Item Name Available
ManufacturerGoodrich Aerospace Canada Ltd
StatusACTIVE
Nominal Overall Length2.125 INCHES IN
Cylinder Outside Diameter3.872 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-00-909-3136N56855 INTERCHANGEABLE
Parts Kit,pressure Regulating VA
Leslie Controls, Inc. Dba Leslie Controls Inc
5360-01-067-720056855 INTERCHANGEABLE
Spring,helical,compression
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
5685-5 PRIMARY Goodrich Aerospace Canada Ltd (CAN)
Related Parts
4820-00-909-3136INTERCHANGEABLE
PARTS KIT,PRESSURE REGULATING VA
N56855
5360-01-067-7200INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
56855

Frequently Asked Questions

What is NSN 1620-00-757-4843?

NSN 1620-00-757-4843 is a Piston,landing Gear Strut, manufactured by Goodrich Aerospace Canada Ltd, classified under FSC 1620 (No Item Name Available). Status: active.

What are the part numbers for NSN 1620-00-757-4843?

NSN 1620-00-757-4843 has 1 cross-referenced part number: 5685-5 (Goodrich Aerospace Canada Ltd).

What NSN replaces 1620-00-757-4843?

There are 2 known substitutes for 1620-00-757-4843: 4820-00-909-3136, 5360-01-067-7200. Verify interchangeability with system specifications before substitution.

What are the specifications of 5685-5?

Key specifications for 5685-5: Special Features: ALUMINUM ALLOY QQ-A-266; Nominal Overall Length: 2.125 INCHES IN; Cylinder Outside Diameter: 3.872 INCHES NOMINAL IN. 3 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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