PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74703Spring,helical,compression

Eaton Aerospace, Llc Dba Jackson South · NSN 5360-00-598-8427 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-598-8427 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-598-8427. Primary manufacturer part number: 74703.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Solid Length: 0.406 INCHES NOMINAL IN
  • Spring Free Length: 1.156 INCHES NOMINAL IN
  • Spring Deflection Rate: 14.500 POUNDS PER INCH NOMINAL LBS
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Style Designator: CYLINDRICAL
  • Spring Free Outside Diameter: 0.375 INCHES NOMINAL IN
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 5360-00-598-8427, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 24 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-598-8427
Primary Part Number74703
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Spring Solid Length0.406 INCHES NOMINAL IN
Spring Free Length1.156 INCHES NOMINAL IN
Spring Deflection Rate14.500 POUNDS PER INCH NOMINAL LBS
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Style DesignatorCYLINDRICAL
Spring Free Outside Diameter0.375 INCHES NOMINAL IN
MaterialSTEEL UNS K08500 OVERALL
Inside Diameter0.281 INCHES NOMINAL IN
Material Document and ClassificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5360-00-268-199774703 INTERCHANGEABLE
Spring,helical,compression
Telemechanics Inc
2805-00-391-3032220415BS INTERCHANGEABLE
Tappet,engine Poppet Valve
Brinkley Technology Group Llc Dba Hercules Manufacturing
6150-00-424-455774703 INTERCHANGEABLE
Lead,electrical
Cummins Power Generation Inc.
4920-00-792-8698 INTERCHANGEABLE
V0lvesafety Relief
5945-00-811-9481389AX-102 INTERCHANGEABLE
Relay,electromagnetic
Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft)
6645-00-816-1707 INTERCHANGEABLE
Timer,interval
Cross-Reference Index
Part NumberManufacturer
CR56147PC236 Eaton Aerospace, Llc Dba Jackson South (USA)
CR77091PC236 Eaton Aerospace, Llc Dba Jackson South (USA)
566396PC236 Naval Ship Systems Command (USA)
45812 Eaton Aerospace, Llc Dba Jackson South (USA)
CR77102PC236 Eaton Aerospace, Llc Dba Jackson South (USA)
CR100888PC236 Eaton Aerospace, Llc Dba Jackson South (USA)
DE339S7802-269578PC236 Naval Ship Systems Command (USA)
566407PC236 Naval Ship Systems Command (USA)
402155PC236 Naval Ship Systems Command (USA)
CR77042PC236 Eaton Aerospace, Llc Dba Jackson South (USA)
CR77053PC236 Eaton Aerospace, Llc Dba Jackson South (USA)
74703 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
402166PC236 Naval Ship Systems Command (USA)
S7802-943489PC236 Naval Ship Systems Command (USA)
DE339S7802-2695672PC36 Naval Ship Systems Command (USA)
CR59417PC282 Eaton Aerospace, Llc Dba Jackson South (USA)
CR56148PC236 Eaton Aerospace, Llc Dba Jackson South (USA)
CR77080PC236 Eaton Aerospace, Llc Dba Jackson South (USA)
CR59405PC282 Eaton Aerospace, Llc Dba Jackson South (USA)
CR77113PC236 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5360-00-268-1997INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
74703
2805-00-391-3032INTERCHANGEABLE
TAPPET,ENGINE POPPET VALVE
220415BS
6150-00-424-4557INTERCHANGEABLE
LEAD,ELECTRICAL
74703
4920-00-792-8698INTERCHANGEABLE
V0LVESAFETY RELIEF
5945-00-811-9481INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
389AX-102
6645-00-816-1707INTERCHANGEABLE
TIMER,INTERVAL

Frequently Asked Questions

What is NSN 5360-00-598-8427?

NSN 5360-00-598-8427 is a Spring,helical,compression, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-598-8427?

NSN 5360-00-598-8427 has 24 cross-referenced part numbers: CR56147PC236 (Eaton Aerospace, Llc Dba Jackson South), CR77091PC236 (Eaton Aerospace, Llc Dba Jackson South), 566396PC236 (Naval Ship Systems Command), 45812 (Eaton Aerospace, Llc Dba Jackson South), CR77102PC236 (Eaton Aerospace, Llc Dba Jackson South) and 19 more.

What NSN replaces 5360-00-598-8427?

There are 6 known substitutes for 5360-00-598-8427: 5360-00-268-1997, 2805-00-391-3032, 6150-00-424-4557 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 74703?

Key specifications for 74703: Spring Solid Length: 0.406 INCHES NOMINAL IN; Spring Free Length: 1.156 INCHES NOMINAL IN; Spring Deflection Rate: 14.500 POUNDS PER INCH NOMINAL LBS; Coil Helix Direction: RIGHT-HAND OR LEFT-HAND. 10 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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