PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

310800Spring,helical,torsion

Lockheed Martin Corp · NSN 5360-00-315-0812 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-315-0812 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-315-0812. Primary manufacturer part number: 310800.
Features
  • Spring,helical,torsion — FSC 5360
  • Coil Quantity: 2-1/4
  • Style Designator: SINGLE TORSION LEFT HAND
  • Spring Free Length: 0.300 INCHES NOMINAL IN
  • Inside Diameter: 0.465 INCHES NOMINAL IN
  • Spring Free Outside Diameter: 0.575 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring,helical,torsion, cataloged under National Stock Number 5360-00-315-0812, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN5360-00-315-0812
Primary Part Number310800
Item NameSpring,helical,torsion
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Coil Quantity2-1/4
Style DesignatorSINGLE TORSION LEFT HAND
Spring Free Length0.300 INCHES NOMINAL IN
Inside Diameter0.465 INCHES NOMINAL IN
Spring Free Outside Diameter0.575 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5342-00-151-7098310800 INTERCHANGEABLE
Retainer,hold Down
Eaton Aerospace, Llc Dba Jackson South
5310-00-595-7297310800 INTERCHANGEABLE
Washer,spring Tension
Lockheed Martin Corporation Div Rms - Mitchel Field
5905-00-776-4954310-8001 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Vishay Sprague Inc
5355-00-889-9625 INTERCHANGEABLE
Dial,control
Cross-Reference Index
Part NumberManufacturer
310800 Lockheed Martin Corp (USA)
310800 Lockheed Martin Corp Lockheed Martin Aeronautical Systems Burbank Opns (USA)
Related Parts
5342-00-151-7098INTERCHANGEABLE
RETAINER,HOLD DOWN
310800
5310-00-595-7297INTERCHANGEABLE
WASHER,SPRING TENSION
310800
5905-00-776-4954INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
310-8001
5355-00-889-9625INTERCHANGEABLE
DIAL,CONTROL

Frequently Asked Questions

What is NSN 5360-00-315-0812?

NSN 5360-00-315-0812 is a Spring,helical,torsion, manufactured by Lockheed Martin Corp, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-315-0812?

NSN 5360-00-315-0812 has 2 cross-referenced part numbers: 310800 (Lockheed Martin Corp), 310800 (Lockheed Martin Corp Lockheed Martin Aeronautical Systems Burbank Opns).

What NSN replaces 5360-00-315-0812?

There are 4 known substitutes for 5360-00-315-0812: 5342-00-151-7098, 5310-00-595-7297, 5905-00-776-4954 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 310800?

Key specifications for 310800: Coil Quantity: 2-1/4; Style Designator: SINGLE TORSION LEFT HAND; Spring Free Length: 0.300 INCHES NOMINAL IN; Inside Diameter: 0.465 INCHES NOMINAL IN. 5 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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