PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101251Spring,helical,compression

American Turbo Systems Inc · NSN 5360-01-128-4272 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-128-4272 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-128-4272. Primary manufacturer part number: 101251.
Features
  • Spring,helical,compression — FSC 5360
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Spring Deflection Rate: 13.000 POUNDS PER INCH NOMINAL LBS
  • Material Document and Classification: ASTM A228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Spring Free Outside Diameter: 1.345 INCHES MAXIMUM IN
  • Material: STEEL UNS K08500 OVERALL
  • Spring Free Length: 4.080 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Uns K08500 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-01-128-4272, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American Turbo Systems Inc. Government technical data includes 11 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-128-4272
Primary Part Number101251
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerAmerican Turbo Systems Inc
StatusACTIVE
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Spring Deflection Rate13.000 POUNDS PER INCH NOMINAL LBS
Material Document and ClassificationASTM A228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Spring Free Outside Diameter1.345 INCHES MAXIMUM IN
MaterialSTEEL UNS K08500 OVERALL
Spring Free Length4.080 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Spring Solid Length0.950 INCHES MAXIMUM IN
Style DesignatorCYLINDRICAL
Coil Quantity9
Inside Diameter1.110 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-00-114-4281 INTERCHANGEABLE
Connector,receptacle,electrical
5930-00-448-972910125-1 INTERCHANGEABLE
Switch,pressure
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
5330-00-449-2653101251 INTERCHANGEABLE
Gasket
Waltham Aircraft Clock Corp
2540-01-277-3433101251PS INTERCHANGEABLE
Track,seat,adjustable
Seats Inc Div Seats Incorporated
4820-01-651-870710125-1 INTERCHANGEABLE
Repair Kit,valve
Fairchild Industrial Products Company
Cross-Reference Index
Part NumberManufacturer
101251 Walker Power Systems, Inc. Dba Tiernay Turbines (USA)
101251 PRIMARY American Turbo Systems Inc (USA)
Related Parts
5935-00-114-4281INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5930-00-448-9729INTERCHANGEABLE
SWITCH,PRESSURE
10125-1
5330-00-449-2653INTERCHANGEABLE
GASKET
101251
2540-01-277-3433INTERCHANGEABLE
TRACK,SEAT,ADJUSTABLE
101251PS
4820-01-651-8707INTERCHANGEABLE
REPAIR KIT,VALVE
10125-1

Frequently Asked Questions

What is NSN 5360-01-128-4272?

NSN 5360-01-128-4272 is a Spring,helical,compression, manufactured by American Turbo Systems Inc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-128-4272?

NSN 5360-01-128-4272 has 2 cross-referenced part numbers: 101251 (Walker Power Systems, Inc. Dba Tiernay Turbines), 101251 (American Turbo Systems Inc).

What NSN replaces 5360-01-128-4272?

There are 5 known substitutes for 5360-01-128-4272: 5935-00-114-4281, 5930-00-448-9729, 5330-00-449-2653 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 101251?

Key specifications for 101251: End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Deflection Rate: 13.000 POUNDS PER INCH NOMINAL LBS; Material Document and Classification: ASTM A228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Spring Free Outside Diameter: 1.345 INCHES MAXIMUM IN. 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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