PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103525Spring,helical,extension

Northrop Grumman Systems Corporation · NSN 5360-01-035-0850 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-035-0850 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-035-0850. Primary manufacturer part number: 103525.
Features
  • Spring,helical,extension — FSC 5360
  • Hook Radius: 0.172 INCHES NOMINAL BOTH ENDS IN
  • Coil Quantity: 19-1/2
  • End Style: SHORT TWISTED HOOK BOTH ENDS
  • Coil Helix Direction: LEFT-HAND
  • Inside Diameter: 0.341 INCHES NOMINAL IN
  • Spring Free Length: 1.445 INCHES NOMINAL IN
  • Load Rating: 2.750 POUNDS NOMINAL LBS
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 5360-01-035-0850, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-035-0850
Primary Part Number103525
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Hook Radius0.172 INCHES NOMINAL BOTH ENDS IN
Coil Quantity19-1/2
End StyleSHORT TWISTED HOOK BOTH ENDS
Coil Helix DirectionLEFT-HAND
Inside Diameter0.341 INCHES NOMINAL IN
Spring Free Length1.445 INCHES NOMINAL IN
Load Rating2.750 POUNDS NOMINAL LBS
Spring Free Outside Diameter0.411 INCHES NOMINAL IN
Spring Length Under Load1.375 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorCYLINDRICAL
Design TypeCLOSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4130-00-740-9505 INTERCHANGEABLE
Canister
5330-01-129-8932103525 INTERCHANGEABLE
Gasket
Allianz Sweeper Company
5930-01-663-8552103525 INTERCHANGEABLE
Push Button
Marotta Controls Inc
Cross-Reference Index
Part NumberManufacturer
103525 PRIMARY Northrop Grumman Systems Corporation (USA)
Related Parts
4130-00-740-9505INTERCHANGEABLE
CANISTER
5330-01-129-8932INTERCHANGEABLE
GASKET
103525
5930-01-663-8552INTERCHANGEABLE
PUSH BUTTON
103525

Frequently Asked Questions

What is NSN 5360-01-035-0850?

NSN 5360-01-035-0850 is a Spring,helical,extension, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-035-0850?

NSN 5360-01-035-0850 has 1 cross-referenced part number: 103525 (Northrop Grumman Systems Corporation).

What NSN replaces 5360-01-035-0850?

There are 3 known substitutes for 5360-01-035-0850: 4130-00-740-9505, 5330-01-129-8932, 5930-01-663-8552. Verify interchangeability with system specifications before substitution.

What are the specifications of 103525?

Key specifications for 103525: Hook Radius: 0.172 INCHES NOMINAL BOTH ENDS IN; Coil Quantity: 19-1/2; End Style: SHORT TWISTED HOOK BOTH ENDS; Coil Helix Direction: LEFT-HAND. 12 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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