PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S5A-200-I8Lock Spring,turnlock Fastener

Southco Inc · NSN 5325-00-926-0726 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-926-0726 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-926-0726. Primary manufacturer part number: S5A-200-I8.
Features
  • Lock Spring,turnlock Fastener — FSC 5325
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Stock Diameter: 0.062 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Center to Center Distance Between Eyes: 1.000 INCHES NOMINAL IN
  • Lockspring Style: LOCKSPRING
  • Eye Diameter: 0.120 INCHES NOMINAL IN
  • Lockspring Overall Height: 0.200 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 5325-00-926-0726, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-926-0726
Primary Part NumberS5A-200-I8
Item NameLock Spring,turnlock Fastener
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerSouthco Inc
StatusACTIVE
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Stock Diameter0.062 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Center to Center Distance Between Eyes1.000 INCHES NOMINAL IN
Lockspring StyleLOCKSPRING
Eye Diameter0.120 INCHES NOMINAL IN
Lockspring Overall Height0.200 INCHES NOMINAL IN
Material Document and ClassificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5325-00-682-1520012-1609-000 INTERCHANGEABLE
Insert,screw Thread
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5305-01-132-04409350021 INTERCHANGEABLE
Screw,machine
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Cross-Reference Index
Part NumberManufacturer
S5A-200-I8 PRIMARY Southco Inc (USA)
935002-1 Lockheed Martin Corp Electronics and Missiles Div (USA)
S5A200-8P Southco Inc (USA)
Related Parts
5325-00-682-1520INTERCHANGEABLE
INSERT,SCREW THREAD
012-1609-000
5305-01-132-0440INTERCHANGEABLE
SCREW,MACHINE
9350021

Frequently Asked Questions

What is NSN 5325-00-926-0726?

NSN 5325-00-926-0726 is a Lock Spring,turnlock Fastener, manufactured by Southco Inc, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-926-0726?

NSN 5325-00-926-0726 has 3 cross-referenced part numbers: S5A-200-I8 (Southco Inc), 935002-1 (Lockheed Martin Corp Electronics and Missiles Div), S5A200-8P (Southco Inc).

What NSN replaces 5325-00-926-0726?

There are 2 known substitutes for 5325-00-926-0726: 5325-00-682-1520, 5305-01-132-0440. Verify interchangeability with system specifications before substitution.

What are the specifications of S5A-200-I8?

Key specifications for S5A-200-I8: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Stock Diameter: 0.062 INCHES NOMINAL IN; Material: STEEL OVERALL; Center to Center Distance Between Eyes: 1.000 INCHES NOMINAL IN. 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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