PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15803Spring,helical,extension

Forenta Lp · NSN 5360-01-141-1821 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-141-1821 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-141-1821. Primary manufacturer part number: 15803.
Features
  • Spring,helical,extension — FSC 5360
  • Spring Free Outside Diameter: 0.750 INCHES NOMINAL IN
  • Spring Free Length: 28.160 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • Coil Quantity: 335
  • End Style: SHORT TWISTED HOOK BOTH ENDS
  • Material: STEEL OVERALL
  • Load Rating: 10.00 POUNDS NOMINAL LBS
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-01-141-1821, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Forenta Lp. Government technical data includes 12 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-141-1821
Primary Part Number15803
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerForenta Lp
StatusACTIVE
Spring Free Outside Diameter0.750 INCHES NOMINAL IN
Spring Free Length28.160 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Coil Quantity335
End StyleSHORT TWISTED HOOK BOTH ENDS
MaterialSTEEL OVERALL
Load Rating10.00 POUNDS NOMINAL LBS
Coil Helix DirectionRIGHT-HAND
Inside Diameter0.590 INCHES NOMINAL IN
Design TypeCLOSED
Hook Radius0.295 INCHES NOMINAL BOTH ENDS IN
Spring Length Under Load8.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-231-5280SCC85284 INTERCHANGEABLE
Transformer,power
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5365-00-924-773715803 INTERCHANGEABLE
Ring,cargo Cylinder
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6130-01-449-5246 INTERCHANGEABLE
Power Supply
6130-01-518-1524DMPS-5A INTERCHANGEABLE
Power Supply
Adc Telecommunications Inc P.o. Box 1101 Minneapolis, Mn 55440-1101
Cross-Reference Index
Part NumberManufacturer
15803 PRIMARY Forenta Lp (USA)
Related Parts
5950-00-231-5280INTERCHANGEABLE
TRANSFORMER,POWER
SCC85284
5365-00-924-7737INTERCHANGEABLE
RING,CARGO CYLINDER
15803
6130-01-449-5246INTERCHANGEABLE
POWER SUPPLY
6130-01-518-1524INTERCHANGEABLE
POWER SUPPLY
DMPS-5A

Frequently Asked Questions

What is NSN 5360-01-141-1821?

NSN 5360-01-141-1821 is a Spring,helical,extension, manufactured by Forenta Lp, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-141-1821?

NSN 5360-01-141-1821 has 1 cross-referenced part number: 15803 (Forenta Lp).

What NSN replaces 5360-01-141-1821?

There are 4 known substitutes for 5360-01-141-1821: 5950-00-231-5280, 5365-00-924-7737, 6130-01-449-5246 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15803?

Key specifications for 15803: Spring Free Outside Diameter: 0.750 INCHES NOMINAL IN; Spring Free Length: 28.160 INCHES NOMINAL IN; Style Designator: CYLINDRICAL; Coil Quantity: 335. 12 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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