PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3519-Z3BSpring,helical,compression

Southco Inc · NSN 5360-00-889-7764 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-889-7764 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-889-7764. Primary manufacturer part number: 3519-Z3B.
Features
  • Spring,helical,compression — FSC 5360
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Spring Free Length: 0.281 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Inside Diameter: 0.228 INCHES NOMINAL IN
  • Coil Quantity: 2-1/2
  • Material: STEEL OVERALL
  • Spring Free Outside Diameter: 0.328 INCHES NOMINAL IN
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 5360-00-889-7764, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Southco Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5360-00-889-7764
Primary Part Number3519-Z3B
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerSouthco Inc
StatusCANCELLED
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Spring Free Length0.281 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Inside Diameter0.228 INCHES NOMINAL IN
Coil Quantity2-1/2
MaterialSTEEL OVERALL
Spring Free Outside Diameter0.328 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Material Document and ClassificationMIL-S-6101 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentOXIDE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5360-00-009-3929 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
PS35RB Southco Inc (USA)
3519-BOC Southco Inc (USA)
PS3 1/2 IB Harvard Industries Inc (USA)
3519-Z3B PRIMARY Southco Inc (USA)
PS3 1-2BLACK Southco Inc (USA)
Related Parts
5360-00-009-3929INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 5360-00-889-7764?

NSN 5360-00-889-7764 is a Spring,helical,compression, manufactured by Southco Inc, classified under FSC 5360 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5360-00-889-7764?

NSN 5360-00-889-7764 has 5 cross-referenced part numbers: PS35RB (Southco Inc), 3519-BOC (Southco Inc), PS3 1/2 IB (Harvard Industries Inc), 3519-Z3B (Southco Inc), PS3 1-2BLACK (Southco Inc).

What NSN replaces 5360-00-889-7764?

There is 1 known substitute for 5360-00-889-7764: 5360-00-009-3929. Verify interchangeability with system specifications before substitution.

What are the specifications of 3519-Z3B?

Key specifications for 3519-Z3B: End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Free Length: 0.281 INCHES NOMINAL IN; Coil Helix Direction: RIGHT-HAND OR LEFT-HAND; Inside Diameter: 0.228 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5360-00-889-7764 still in active supply?

NSN 5360-00-889-7764 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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