PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1219-A5225-Z3YLock Spring,turnlock Fastener

Southco Inc · NSN 5325-00-285-3374 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-285-3374 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-285-3374. Primary manufacturer part number: 1219-A5225-Z3Y.
Features
  • Lock Spring,turnlock Fastener — FSC 5325
  • Center to Center Distance Between Eyes: 1.000 INCHES NOMINAL IN
  • Lockspring Style: LOCKSPRING
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Stock Diameter: 0.080 INCHES NOMINAL IN
  • Lockspring Overall Height: 0.225 INCHES NOMINAL IN
  • Eye Diameter: 0.125 INCHES NOMINAL IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Lock Spring,turnlock Fastener, cataloged under National Stock Number 5325-00-285-3374, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Southco Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-285-3374
Primary Part Number1219-A5225-Z3Y
Item NameLock Spring,turnlock Fastener
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerSouthco Inc
StatusCANCELLED
Center to Center Distance Between Eyes1.000 INCHES NOMINAL IN
Lockspring StyleLOCKSPRING
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OVERALL
Stock Diameter0.080 INCHES NOMINAL IN
Lockspring Overall Height0.225 INCHES NOMINAL IN
Eye Diameter0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5331-01-046-06273-906N756-75 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
1560-01-560-338990-6775-7 INTERCHANGEABLE
Support Front Spar
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
S5-225 Dzus Fastener Gmbh (DEU)
2048521-6 Zf Industrieantriebe Witten Gmbh (DEU)
12977P5 Bell and Howell Phillipsburg Co Corporate Offices (USA)
1219-A5225-Z3Y PRIMARY Southco Inc (USA)
S5-225 Southco Inc (USA)
26373-5 PRIMARY Raytheon Company Dba Raytheon (USA)
97-5993 L3harris Technologies, Inc. Dba Harris Corporation (USA)
C374777055 Rheinmetall Air Defence Ag (CHE)
BX67-7 Bendix Corp the (USA)
S5A225 Southco Inc (USA)
206-9-422 PRIMARY Kearfott Corporation Div Guidance and Navigation Division (USA)
BX67-7 Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA)
FD-T00-44-006 Raytheon E-Systems, Inc (USA)
9067757 Southco Inc (USA)
9067757 Us Army Aviation and Missile Command (USA)
441-8794 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5331-01-046-0627INTERCHANGEABLE
O-RING
3-906N756-75
1560-01-560-3389INTERCHANGEABLE
SUPPORT FRONT SPAR
90-6775-7

Frequently Asked Questions

What is NSN 5325-00-285-3374?

NSN 5325-00-285-3374 is a Lock Spring,turnlock Fastener, manufactured by Southco Inc, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-285-3374?

NSN 5325-00-285-3374 has 16 cross-referenced part numbers: S5-225 (Dzus Fastener Gmbh), 2048521-6 (Zf Industrieantriebe Witten Gmbh), 12977P5 (Bell and Howell Phillipsburg Co Corporate Offices), 1219-A5225-Z3Y (Southco Inc), S5-225 (Southco Inc) and 11 more.

What NSN replaces 5325-00-285-3374?

There are 2 known substitutes for 5325-00-285-3374: 5331-01-046-0627, 1560-01-560-3389. Verify interchangeability with system specifications before substitution.

What are the specifications of 1219-A5225-Z3Y?

Key specifications for 1219-A5225-Z3Y: Center to Center Distance Between Eyes: 1.000 INCHES NOMINAL IN; Lockspring Style: LOCKSPRING; Material: STEEL OVERALL; Surface Treatment: CADMIUM OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-285-3374 still in active supply?

NSN 5325-00-285-3374 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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