PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

704821PC407Spring,helical,torsion

L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. · NSN 5360-01-494-0939 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-494-0939 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-494-0939. Primary manufacturer part number: 704821PC407.
Features
  • Spring,helical,torsion — FSC 5360
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • 3 verified cross-references
  • Primary manufacturer: L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring,helical,torsion, cataloged under National Stock Number 5360-01-494-0939, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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
NSN5360-01-494-0939
Primary Part Number704821PC407
Item NameSpring,helical,torsion
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerL3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5960-00-106-0545 INTERCHANGEABLE
Electron Tube
6135-00-125-5255 INTERCHANGEABLE
Battery,nonrechargeable
5975-00-153-6775 INTERCHANGEABLE
Cover,junction Box
5310-00-250-99258403 INTERCHANGEABLE
Nut,plain,hexagon
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
2530-00-450-9276 INTERCHANGEABLE
Brake Shoe
5960-00-899-9353910596 INTERCHANGEABLE
Electron Tube
Bae Systems Information and Electronic Systems Integration Inc.
5360-00-905-2896707458A INTERCHANGEABLE
Spring,helical,torsion
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
6145-01-007-715500798-038 INTERCHANGEABLE
Cable,special Purpose,electrical
Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
6150-01-216-78588403 INTERCHANGEABLE
Cable Assembly,power,electrical
Carlisle & Finch Co
7510-01-251-37417000123422 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
Cross-Reference Index
Part NumberManufacturer
704821PC407 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
8-40-3 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
707458A L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
Related Parts
5960-00-106-0545INTERCHANGEABLE
ELECTRON TUBE
6135-00-125-5255INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
5975-00-153-6775INTERCHANGEABLE
COVER,JUNCTION BOX
5310-00-250-9925INTERCHANGEABLE
NUT,PLAIN,HEXAGON
8403
2530-00-450-9276INTERCHANGEABLE
BRAKE SHOE
5960-00-899-9353INTERCHANGEABLE
ELECTRON TUBE
910596
5360-00-905-2896INTERCHANGEABLE
SPRING,HELICAL,TORSION
707458A
6145-01-007-7155INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
00798-038
6150-01-216-7858INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
8403
7510-01-251-3741INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
7000123422
5930-01-264-8327INTERCHANGEABLE
SWITCH,PRESSURE
8403
5985-01-385-5576INTERCHANGEABLE
ANTENNA
AA03

Frequently Asked Questions

What is NSN 5360-01-494-0939?

NSN 5360-01-494-0939 is a Spring,helical,torsion, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-494-0939?

NSN 5360-01-494-0939 has 3 cross-referenced part numbers: 704821PC407 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 8-40-3 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 707458A (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).

What NSN replaces 5360-01-494-0939?

There are 12 known substitutes for 5360-01-494-0939: 5960-00-106-0545, 6135-00-125-5255, 5975-00-153-6775 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 704821PC407?

Key specifications for 704821PC407: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 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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