PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81411Spring,helical,extension

Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company · NSN 5360-00-326-2407 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-326-2407 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-326-2407. Primary manufacturer part number: 81411.
Features
  • Spring,helical,extension — FSC 5360
  • Inside Diameter: 0.376 INCHES NOMINAL IN
  • Design Type: CLOSED
  • Style Designator: CYLINDRICAL
  • Spring Free Length: 4.749 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-00-326-2407, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-326-2407
Primary Part Number81411
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerPiper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
StatusACTIVE
Inside Diameter0.376 INCHES NOMINAL IN
Design TypeCLOSED
Style DesignatorCYLINDRICAL
Spring Free Length4.749 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Spring Free Outside Diameter0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5930-00-806-5744 INTERCHANGEABLE
Switch,toggle
4920-00-870-52138-14-1-1 INTERCHANGEABLE
Adapter Kit,test
Celtech Corporation Div Use CAGE 65552 for All Orders
6515-01-089-7245 INTERCHANGEABLE
Blood Recipient Set,indirect Tra
5331-01-523-644581487-001 INTERCHANGEABLE
O-Ring
Thales Defense & Security Inc Dba Thales Communications Inc
5940-01-624-505819221-0224 INTERCHANGEABLE
Terminal,lug
Molex, Llc
Cross-Reference Index
Part NumberManufacturer
81411 PRIMARY Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (USA)
81411-00 Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (USA)
Related Parts
5930-00-806-5744INTERCHANGEABLE
SWITCH,TOGGLE
4920-00-870-5213INTERCHANGEABLE
ADAPTER KIT,TEST
8-14-1-1
6515-01-089-7245INTERCHANGEABLE
BLOOD RECIPIENT SET,INDIRECT TRA
5331-01-523-6445INTERCHANGEABLE
O-RING
81487-001
5940-01-624-5058INTERCHANGEABLE
TERMINAL,LUG
19221-0224

Frequently Asked Questions

What is NSN 5360-00-326-2407?

NSN 5360-00-326-2407 is a Spring,helical,extension, manufactured by Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-326-2407?

NSN 5360-00-326-2407 has 2 cross-referenced part numbers: 81411 (Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company), 81411-00 (Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company).

What NSN replaces 5360-00-326-2407?

There are 5 known substitutes for 5360-00-326-2407: 5930-00-806-5744, 4920-00-870-5213, 6515-01-089-7245 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81411?

Key specifications for 81411: Inside Diameter: 0.376 INCHES NOMINAL IN; Design Type: CLOSED; Style Designator: CYLINDRICAL; Spring Free Length: 4.749 INCHES NOMINAL IN. 7 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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