PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3330156-14Spring,helical,extension

Naval Sea Systems Command · NSN 5360-00-732-8421 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-732-8421 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-732-8421. Primary manufacturer part number: 3330156-14.
Features
  • Spring,helical,extension — FSC 5360
  • Inside Diameter: 0.155 INCHES NOMINAL IN
  • Load Rating: 2.500 POUNDS NOMINAL LBS
  • Spring Free Outside Diameter: 0.219 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • Spring Length Under Load: 8.125 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Hook Radius: 0.078 INCHES NOMINAL BOTH ENDS 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 5360-00-732-8421, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5360-00-732-8421
Primary Part Number3330156-14
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Inside Diameter0.155 INCHES NOMINAL IN
Load Rating2.500 POUNDS NOMINAL LBS
Spring Free Outside Diameter0.219 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Spring Length Under Load8.125 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Hook Radius0.078 INCHES NOMINAL BOTH ENDS IN
Spring Deflection Rate0.900 POUNDS PER INCH NOMINAL LBS
End StyleFULL HOOK BOTH ENDS
Spring Free Length7.625 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Design TypeCLOSED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5905-00-079-16171JB6138H17 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
2530-00-274-4443647712 INTERCHANGEABLE
Brake Lining Kit
Am General Llc
5330-00-983-437044517 INTERCHANGEABLE
Seal,plain Encased
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5930-01-254-2147GS837GW14 INTERCHANGEABLE
Switch,push
Northrop Grumman Systems Corporation
2530-01-315-5076 INTERCHANGEABLE
Drag Link,steering
4730-01-617-2653 INTERCHANGEABLE
Bushing,pipe
5310-01-670-740544517 INTERCHANGEABLE
Washer,flat
Goodridge Usa Inc Div Goodridge Usa
Cross-Reference Index
Part NumberManufacturer
44517 Terry Corp of Connecticut Sub of Ingersoll-Rand Co (USA)
E3709PC14 Terry Corp of Connecticut Sub of Ingersoll-Rand Co (USA)
3330156-14 PRIMARY Naval Sea Systems Command (USA)
Related Parts
5905-00-079-1617INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
1JB6138H17
2530-00-274-4443INTERCHANGEABLE
BRAKE LINING KIT
647712
5330-00-983-4370INTERCHANGEABLE
SEAL,PLAIN ENCASED
44517
5930-01-254-2147INTERCHANGEABLE
SWITCH,PUSH
GS837GW14
2530-01-315-5076INTERCHANGEABLE
DRAG LINK,STEERING
4730-01-617-2653INTERCHANGEABLE
BUSHING,PIPE
5310-01-670-7405INTERCHANGEABLE
WASHER,FLAT
44517

Frequently Asked Questions

What is NSN 5360-00-732-8421?

NSN 5360-00-732-8421 is a Spring,helical,extension, manufactured by Naval Sea Systems Command, classified under FSC 5360 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5360-00-732-8421?

NSN 5360-00-732-8421 has 3 cross-referenced part numbers: 44517 (Terry Corp of Connecticut Sub of Ingersoll-Rand Co), E3709PC14 (Terry Corp of Connecticut Sub of Ingersoll-Rand Co), 3330156-14 (Naval Sea Systems Command).

What NSN replaces 5360-00-732-8421?

There are 7 known substitutes for 5360-00-732-8421: 5905-00-079-1617, 2530-00-274-4443, 5330-00-983-4370 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3330156-14?

Key specifications for 3330156-14: Inside Diameter: 0.155 INCHES NOMINAL IN; Load Rating: 2.500 POUNDS NOMINAL LBS; Spring Free Outside Diameter: 0.219 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5360-00-732-8421 still in active supply?

NSN 5360-00-732-8421 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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