PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300-311346-3Spring,helical,compression

Rockwell International Corp North American Aircraft Opns · NSN 5360-00-881-2510 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-881-2510 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-881-2510. Primary manufacturer part number: 300-311346-3.
Features
  • Spring,helical,compression — FSC 5360
  • Inside Diameter: 0.562 INCHES NOMINAL IN
  • Spring Deflection Rate: 3.200 POUNDS PER INCH NOMINAL LBS
  • Spring Solid Length: 1.300 INCHES NOMINAL IN
  • Spring Free Length: 6.910 INCHES NOMINAL IN
  • Spring Free Outside Diameter: 0.680 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
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 5360-00-881-2510, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rockwell International Corp North American Aircraft Opns. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-881-2510
Primary Part Number300-311346-3
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerRockwell International Corp North American Aircraft Opns
StatusACTIVE
Inside Diameter0.562 INCHES NOMINAL IN
Spring Deflection Rate3.200 POUNDS PER INCH NOMINAL LBS
Spring Solid Length1.300 INCHES NOMINAL IN
Spring Free Length6.910 INCHES NOMINAL IN
Spring Free Outside Diameter0.680 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Coil Quantity24
Material Document and ClassificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL UNS K08500 OVERALL
Style DesignatorCYLINDRICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3020-01-181-379930031-1346 INTERCHANGEABLE
Gear,helical
Republic Machinery Co Inc Dba Republic Lagun Machine Tool Co
Cross-Reference Index
Part NumberManufacturer
300-311346-3 Rockwell International Corp North American Aircraft Opns (USA)
300-311346 Rockwell International Corp North American Aircraft Opns (USA)
Related Parts
3020-01-181-3799INTERCHANGEABLE
GEAR,HELICAL
30031-1346

Frequently Asked Questions

What is NSN 5360-00-881-2510?

NSN 5360-00-881-2510 is a Spring,helical,compression, manufactured by Rockwell International Corp North American Aircraft Opns, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-881-2510?

NSN 5360-00-881-2510 has 2 cross-referenced part numbers: 300-311346-3 (Rockwell International Corp North American Aircraft Opns), 300-311346 (Rockwell International Corp North American Aircraft Opns).

What NSN replaces 5360-00-881-2510?

There is 1 known substitute for 5360-00-881-2510: 3020-01-181-3799. Verify interchangeability with system specifications before substitution.

What are the specifications of 300-311346-3?

Key specifications for 300-311346-3: Inside Diameter: 0.562 INCHES NOMINAL IN; Spring Deflection Rate: 3.200 POUNDS PER INCH NOMINAL LBS; Spring Solid Length: 1.300 INCHES NOMINAL IN; Spring Free Length: 6.910 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com