PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1206-435-Z3CStud,turnlock Fastener

Southco Inc · NSN 5325-00-449-3061 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-449-3061 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-449-3061. Primary manufacturer part number: 1206-435-Z3C.
Features
  • Stud,turnlock Fastener — FSC 5325
  • Diameter: 0.437 INCHES NOMINAL IN
  • Stud Shank Major Diameter: 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OVERALL
  • Material: STEEL OVERALL
  • Material Accommodated Thickness: 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
  • Grip Length: 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
  • Drive Type: SLOTTED
Applications
  • Applications requiring Steel Overall construction
General Description

The Stud,turnlock Fastener, cataloged under National Stock Number 5325-00-449-3061, 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 10 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
NSN5325-00-449-3061
Primary Part Number1206-435-Z3C
Item NameStud,turnlock Fastener
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerSouthco Inc
StatusACTIVE
Diameter0.437 INCHES NOMINAL IN
Stud Shank Major Diameter0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
MaterialSTEEL OVERALL
Material Accommodated Thickness0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
Grip Length0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
Drive TypeSLOTTED
Shank Neck Length0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
Turnlock Stud Shank StyleSTUD SHANK
Turnlock Stud Head StyleFLAT COUNTERSUNK
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3120-00-294-1008BB1056 INTERCHANGEABLE
Bearing,sleeve
Bae Systems Information and Electronic Systems Integration Inc.
5305-00-988-1171 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
F4-35 Land Electronic Supply Inc (USA)
1206-435-Z3C PRIMARY Southco Inc (USA)
F4-35 Southco Inc (USA)
Related Parts
3120-00-294-1008INTERCHANGEABLE
BEARING,SLEEVE
BB1056
5305-00-988-1171INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5325-00-449-3061?

NSN 5325-00-449-3061 is a Stud,turnlock Fastener, manufactured by Southco Inc, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-449-3061?

NSN 5325-00-449-3061 has 3 cross-referenced part numbers: F4-35 (Land Electronic Supply Inc), 1206-435-Z3C (Southco Inc), F4-35 (Southco Inc).

What NSN replaces 5325-00-449-3061?

There are 2 known substitutes for 5325-00-449-3061: 3120-00-294-1008, 5305-00-988-1171. Verify interchangeability with system specifications before substitution.

What are the specifications of 1206-435-Z3C?

Key specifications for 1206-435-Z3C: Diameter: 0.437 INCHES NOMINAL IN; Stud Shank Major Diameter: 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Surface Treatment: CADMIUM OVERALL; Material: STEEL OVERALL. 10 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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