PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3151Spring,helical,extension

Kearflex Engineering Company · NSN 5360-00-436-6805 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-436-6805 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-436-6805. Primary manufacturer part number: 3151.
Features
  • Spring,helical,extension — FSC 5360
  • Design Type: CLOSED
  • Material Document and Classification: ASTM A167-63,TYPE 304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 304 OVERALL
  • End Style: MACHINE CUT-OFF BOTH ENDS
  • Style Designator: CYLINDRICAL
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Coil Quantity: 8
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 5360-00-436-6805, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kearflex Engineering Company. Government technical data includes 9 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-436-6805
Primary Part Number3151
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerKearflex Engineering Company
StatusACTIVE
Design TypeCLOSED
Material Document and ClassificationASTM A167-63,TYPE 304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 304 OVERALL
End StyleMACHINE CUT-OFF BOTH ENDS
Style DesignatorCYLINDRICAL
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Coil Quantity8
Inside Diameter0.016 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN
Spring Free Outside Diameter0.033 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-170-964976-3504-75 INTERCHANGEABLE
Terminal Board
Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions
5305-00-426-17759221 INTERCHANGEABLE
Setscrew
Terex Reedrill Dba Reedrill Texoma Div Terex Mining
5310-00-432-38523151 INTERCHANGEABLE
Washer,flat
Roller Bearing Co of America, Inc Div Pic Design
5935-00-687-0663 INTERCHANGEABLE
Connector,receptacle,electrical
3910-01-027-2311 INTERCHANGEABLE
Felt Head,pneumatic Tube
4820-01-030-8826 INTERCHANGEABLE
Valve,globe
4820-01-031-0421 INTERCHANGEABLE
Diaphragm,valve,flat
3910-01-050-9782 INTERCHANGEABLE
Air Disk,carrier
3910-01-051-7897 INTERCHANGEABLE
Carrier Assembly
5120-01-055-2678 INTERCHANGEABLE
Screwdriver and Nutdriver Set
Cross-Reference Index
Part NumberManufacturer
3151 PRIMARY Kearflex Engineering Company (USA)
Related Parts
5940-00-170-9649INTERCHANGEABLE
TERMINAL BOARD
76-3504-75
5305-00-426-1775INTERCHANGEABLE
SETSCREW
9221
5310-00-432-3852INTERCHANGEABLE
WASHER,FLAT
3151
5935-00-687-0663INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3910-01-027-2311INTERCHANGEABLE
FELT HEAD,PNEUMATIC TUBE
4820-01-030-8826INTERCHANGEABLE
VALVE,GLOBE
4820-01-031-0421INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
3910-01-050-9782INTERCHANGEABLE
AIR DISK,CARRIER
3910-01-051-7897INTERCHANGEABLE
CARRIER ASSEMBLY
5120-01-055-2678INTERCHANGEABLE
SCREWDRIVER AND NUTDRIVER SET
1650-01-173-8156INTERCHANGEABLE
CLAMP BLOCK,HYDRAUL
3151
4820-01-219-3342INTERCHANGEABLE
DISK,RUPTURABLE
315-1

Frequently Asked Questions

What is NSN 5360-00-436-6805?

NSN 5360-00-436-6805 is a Spring,helical,extension, manufactured by Kearflex Engineering Company, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-436-6805?

NSN 5360-00-436-6805 has 1 cross-referenced part number: 3151 (Kearflex Engineering Company).

What NSN replaces 5360-00-436-6805?

There are 12 known substitutes for 5360-00-436-6805: 5940-00-170-9649, 5305-00-426-1775, 5310-00-432-3852 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3151?

Key specifications for 3151: Design Type: CLOSED; Material Document and Classification: ASTM A167-63,TYPE 304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 304 OVERALL; End Style: MACHINE CUT-OFF BOTH ENDS. 9 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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