PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1239Spring,helical,compression

Kunkle Industries Inc Lonergan Valve Div · NSN 5360-00-974-7736 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-974-7736 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-974-7736. Primary manufacturer part number: 1239.
Features
  • Spring,helical,compression — FSC 5360
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Material Document and Classification: MIL-S-16410,GRADE A TYPE 2,COND 1-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Inside Diameter: 0.500 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: CYLINDRICAL
  • Spring Free Length: 2.500 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-974-7736, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kunkle Industries Inc Lonergan Valve Div. 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
NSN5360-00-974-7736
Primary Part Number1239
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerKunkle Industries Inc Lonergan Valve Div
StatusACTIVE
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Material Document and ClassificationMIL-S-16410,GRADE A TYPE 2,COND 1-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Inside Diameter0.500 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorCYLINDRICAL
Spring Free Length2.500 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Coil Quantity10-1/2
Spring Free Outside Diameter0.854 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6145-00-066-8640 INTERCHANGEABLE
Braid,wire
5935-00-254-5131CW123U INTERCHANGEABLE
Cover,electrical Connector
Joint Electronics Type Designation System
2520-00-377-88301-2-39 INTERCHANGEABLE
Yoke,universal Joint,vehicular
Dana Corp Spicer Transmission Div
4540-00-408-9409 INTERCHANGEABLE
Heating Element
4320-00-420-68311239 INTERCHANGEABLE
Valve,slide,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
6145-00-475-69097689501 INTERCHANGEABLE
Braid,wire
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
4310-00-521-6155 INTERCHANGEABLE
Screen,air Cleaner
5910-00-829-27331846F2-60 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Viking Technologies, Ltd.
5920-01-042-50561239 INTERCHANGEABLE
Fuse,cartridge
Micro Devices Corp Sub of Emerson Electric Co
7510-01-060-5891 INTERCHANGEABLE
Pencil
Cross-Reference Index
Part NumberManufacturer
1239 Kunkle Industries Inc Lonergan Valve Div (USA)
Related Parts
6145-00-066-8640INTERCHANGEABLE
BRAID,WIRE
5935-00-254-5131INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
CW123U
2520-00-377-8830INTERCHANGEABLE
YOKE,UNIVERSAL JOINT,VEHICULAR
1-2-39
4540-00-408-9409INTERCHANGEABLE
HEATING ELEMENT
4320-00-420-6831INTERCHANGEABLE
VALVE,SLIDE,PUMP
1239
6145-00-475-6909INTERCHANGEABLE
BRAID,WIRE
7689501
4310-00-521-6155INTERCHANGEABLE
SCREEN,AIR CLEANER
5910-00-829-2733INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
1846F2-60
5920-01-042-5056INTERCHANGEABLE
FUSE,CARTRIDGE
1239
7510-01-060-5891INTERCHANGEABLE
PENCIL
5325-01-139-0638INTERCHANGEABLE
RING,RETAINING
1239
6515-01-156-3390INTERCHANGEABLE
SURGICAL PACK,DISPOSABLE

Frequently Asked Questions

What is NSN 5360-00-974-7736?

NSN 5360-00-974-7736 is a Spring,helical,compression, manufactured by Kunkle Industries Inc Lonergan Valve Div, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-974-7736?

NSN 5360-00-974-7736 has 1 cross-referenced part number: 1239 (Kunkle Industries Inc Lonergan Valve Div).

What NSN replaces 5360-00-974-7736?

There are 12 known substitutes for 5360-00-974-7736: 6145-00-066-8640, 5935-00-254-5131, 2520-00-377-8830 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1239?

Key specifications for 1239: End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Material Document and Classification: MIL-S-16410,GRADE A TYPE 2,COND 1-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Inside Diameter: 0.500 INCHES NOMINAL IN; Material: STEEL OVERALL. 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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