PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

318851PC2Spring,helical,compression

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5360-00-209-9809 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-209-9809 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-209-9809. Primary manufacturer part number: 318851PC2.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Free Length: 5.118 INCHES MINIMUM AND 5.132 INCHES MAXIMUM IN
  • Inside Diameter: 0.571 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN
  • Coil Helix Direction: RIGHT-HAND
  • Material: STEEL OVERALL
  • Material Document and Classification: JAN-S-1160,GRADE 2,TYPE A,MATERIAL 2-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Spring Free Outside Diameter: 0.938 INCHES MAXIMUM IN
  • Style Designator: CYLINDRICAL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-209-9809, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-209-9809
Primary Part Number318851PC2
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Spring Free Length5.118 INCHES MINIMUM AND 5.132 INCHES MAXIMUM IN
Inside Diameter0.571 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN
Coil Helix DirectionRIGHT-HAND
MaterialSTEEL OVERALL
Material Document and ClassificationJAN-S-1160,GRADE 2,TYPE A,MATERIAL 2-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Spring Free Outside Diameter0.938 INCHES MAXIMUM IN
Style DesignatorCYLINDRICAL
Spring Deflection Rate171.000 POUNDS PER INCH MINIMUM AND 189.000 POUNDS PER INCH MAXIMUM LBS
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5360-00-768-0257 INTERCHANGEABLE
Spring,helical,compression
1650-00-849-59624406-5 INTERCHANGEABLE
Valve,special
Tactair Fluid Controls Inc
5120-01-398-7894TW301 INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
318851PC2 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
44065 Eaton Aerospace, Llc Dba Jackson South (USA)
3323088 PIECE 1 Naval Ship Systems Command (USA)
Related Parts
5360-00-768-0257INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1650-00-849-5962INTERCHANGEABLE
VALVE,SPECIAL
4406-5
5120-01-398-7894INTERCHANGEABLE
SOCKET,SOCKET WRENCH
TW301

Frequently Asked Questions

What is NSN 5360-00-209-9809?

NSN 5360-00-209-9809 is a Spring,helical,compression, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-209-9809?

NSN 5360-00-209-9809 has 3 cross-referenced part numbers: 318851PC2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 44065 (Eaton Aerospace, Llc Dba Jackson South), 3323088 PIECE 1 (Naval Ship Systems Command).

What NSN replaces 5360-00-209-9809?

There are 3 known substitutes for 5360-00-209-9809: 5360-00-768-0257, 1650-00-849-5962, 5120-01-398-7894. Verify interchangeability with system specifications before substitution.

What are the specifications of 318851PC2?

Key specifications for 318851PC2: Spring Free Length: 5.118 INCHES MINIMUM AND 5.132 INCHES MAXIMUM IN; Inside Diameter: 0.571 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN; Coil Helix Direction: RIGHT-HAND; Material: STEEL OVERALL. 9 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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