PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3254Spring,helical,extension

New Haven Mfg Corp · NSN 5360-00-840-1943 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-840-1943 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-840-1943. Primary manufacturer part number: 3254.
Features
  • Spring,helical,extension — FSC 5360
  • Spring Free Outside Diameter: 0.0937 INCHES NOMINAL IN
  • End Style: SHORT TWISTED HOOK BOTH ENDS
  • Style Designator: CYLINDRICAL
  • Coil Helix Direction: RIGHT-HAND
  • Hook Radius: 0.0312 INCHES NOMINAL BOTH ENDS IN
  • Coil to Hook Inside Length: 0.0625 INCHES NOMINAL BOTH ENDS IN
  • Spring Free Length: 0.500 INCHES NOMINAL IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-00-840-1943, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is New Haven Mfg Corp. Government technical data includes 11 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-840-1943
Primary Part Number3254
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerNew Haven Mfg Corp
StatusACTIVE
Spring Free Outside Diameter0.0937 INCHES NOMINAL IN
End StyleSHORT TWISTED HOOK BOTH ENDS
Style DesignatorCYLINDRICAL
Coil Helix DirectionRIGHT-HAND
Hook Radius0.0312 INCHES NOMINAL BOTH ENDS IN
Coil to Hook Inside Length0.0625 INCHES NOMINAL BOTH ENDS IN
Spring Free Length0.500 INCHES NOMINAL IN
Inside Diameter0.0625 INCHES NOMINAL IN
Surface TreatmentPASSIVATE OVERALL
Design TypeOPEN
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4310-00-148-44733254 INTERCHANGEABLE
Pilot Assembly,reli
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
3110-00-156-485010098 INTERCHANGEABLE
Bearing,ball,annular
Klauer Manufacturing Company
3940-00-294-29423254 INTERCHANGEABLE
Adapter,hoisting
Allison Transmission Inc Dba Allison Transmission, Inc
3120-00-447-53983-25-4 INTERCHANGEABLE
Bearing,sleeve
Trailmobile Inc Sub of the Pullman Co
5310-00-768-0319 INTERCHANGEABLE
Nut,plain,hexagon
2530-00-848-51735457160 INTERCHANGEABLE
Cylinder
General Motors Llc Dba General Motors Llc
5950-01-196-183817252-0021 INTERCHANGEABLE
Reactor
Telephonics Corporation
9330-01-337-29773254 INTERCHANGEABLE
Fitting,cord,pigtai
Heyco Inc Dba Heyco Products
5962-01-364-54293254 INTERCHANGEABLE
Microcircuit,memory
Trig-Tek, Incorporated
6625-01-661-52313254 INTERCHANGEABLE
Reflectometer,optical Time Domai
Jewell Instruments Llc
Cross-Reference Index
Part NumberManufacturer
3254 New Haven Mfg Corp (USA)
Related Parts
4310-00-148-4473INTERCHANGEABLE
PILOT ASSEMBLY,RELI
3254
3110-00-156-4850INTERCHANGEABLE
BEARING,BALL,ANNULAR
10098
3940-00-294-2942INTERCHANGEABLE
ADAPTER,HOISTING
3254
3120-00-447-5398INTERCHANGEABLE
BEARING,SLEEVE
3-25-4
5310-00-768-0319INTERCHANGEABLE
NUT,PLAIN,HEXAGON
2530-00-848-5173INTERCHANGEABLE
CYLINDER
5457160
5950-01-196-1838INTERCHANGEABLE
REACTOR
17252-0021
9330-01-337-2977INTERCHANGEABLE
FITTING,CORD,PIGTAI
3254
5962-01-364-5429INTERCHANGEABLE
MICROCIRCUIT,MEMORY
3254
6625-01-661-5231INTERCHANGEABLE
REFLECTOMETER,OPTICAL TIME DOMAI
3254

Frequently Asked Questions

What is NSN 5360-00-840-1943?

NSN 5360-00-840-1943 is a Spring,helical,extension, manufactured by New Haven Mfg Corp, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-840-1943?

NSN 5360-00-840-1943 has 1 cross-referenced part number: 3254 (New Haven Mfg Corp).

What NSN replaces 5360-00-840-1943?

There are 10 known substitutes for 5360-00-840-1943: 4310-00-148-4473, 3110-00-156-4850, 3940-00-294-2942 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3254?

Key specifications for 3254: Spring Free Outside Diameter: 0.0937 INCHES NOMINAL IN; End Style: SHORT TWISTED HOOK BOTH ENDS; Style Designator: CYLINDRICAL; Coil Helix Direction: RIGHT-HAND. 11 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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