PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

814051Spring,helical,extension

L3harris Cincinnati Electronics Corporation · NSN 5360-00-884-2493 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-884-2493 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-884-2493. Primary manufacturer part number: 814051.
Features
  • Spring,helical,extension — FSC 5360
  • Material: STEEL COMP 304 OVERALL
  • Material Document and Classification: QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Coil Quantity: 12-1/2
  • Design Type: CLOSED
  • Surface Treatment: PASSIVATE OVERALL
  • Load Rating: 0.688 POUNDS NOMINAL LBS
  • Hook Radius: 0.039 INCHES NOMINAL BOTH ENDS IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 304 Overall construction
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-00-884-2493, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Cincinnati Electronics Corporation. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-884-2493
Primary Part Number814051
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerL3harris Cincinnati Electronics Corporation
StatusACTIVE
MaterialSTEEL COMP 304 OVERALL
Material Document and ClassificationQQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Coil Quantity12-1/2
Design TypeCLOSED
Surface TreatmentPASSIVATE OVERALL
Load Rating0.688 POUNDS NOMINAL LBS
Hook Radius0.039 INCHES NOMINAL BOTH ENDS IN
Inside Diameter0.077 INCHES NOMINAL IN
Spring Free Outside Diameter0.109 INCHES NOMINAL IN
Spring Length Under Load0.500 INCHES NOMINAL IN
Spring Free Length0.438 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND
End StyleSHORT TWISTED HOOK BOTH ENDS
Style DesignatorCYLINDRICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4140-00-540-1561724345 INTERCHANGEABLE
Fan,circulating
Lockheed Martin Corporation Div Rms - Mitchel Field
5996-00-944-918581405-1 INTERCHANGEABLE
Amplifier Assembly
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5310-01-414-9571814051 INTERCHANGEABLE
Washer,flat
Caterpillar Inc Div Caterpillar Defense
4810-01-695-422581405-1 INTERCHANGEABLE
Valve,solenoid
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
814051 PRIMARY L3harris Cincinnati Electronics Corporation (USA)
SMB414661 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
4140-00-540-1561INTERCHANGEABLE
FAN,CIRCULATING
724345
5996-00-944-9185INTERCHANGEABLE
AMPLIFIER ASSEMBLY
81405-1
5310-01-414-9571INTERCHANGEABLE
WASHER,FLAT
814051
4810-01-695-4225INTERCHANGEABLE
VALVE,SOLENOID
81405-1

Frequently Asked Questions

What is NSN 5360-00-884-2493?

NSN 5360-00-884-2493 is a Spring,helical,extension, manufactured by L3harris Cincinnati Electronics Corporation, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-884-2493?

NSN 5360-00-884-2493 has 2 cross-referenced part numbers: 814051 (L3harris Cincinnati Electronics Corporation), SMB414661 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 5360-00-884-2493?

There are 4 known substitutes for 5360-00-884-2493: 4140-00-540-1561, 5996-00-944-9185, 5310-01-414-9571 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 814051?

Key specifications for 814051: Material: STEEL COMP 304 OVERALL; Material Document and Classification: QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Coil Quantity: 12-1/2; Design Type: CLOSED. 14 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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