PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

521-4Stud,continuous Thread

Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) · NSN 5307-01-170-3644 · FSC 5307 · No Item Name Available
Verified by PartsTable
NSN 5307-01-170-3644 — this item is cataloged by the U.S. Government under National Stock Number 5307-01-170-3644. Primary manufacturer part number: 521-4.
Features
  • Stud,continuous Thread — FSC 5307
  • Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
  • Thread Quantity Per Inch: 32 LOCATION NOT OTHERWISE SPECIFIED
  • Material: STEEL CORROSION RESISTING
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
  • Nominal Thread Size: 0.164 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
  • Thread Class: 2A LOCATION NOT OTHERWISE SPECIFIED A
  • 1 verified cross-reference
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Stud,continuous Thread, cataloged under National Stock Number 5307-01-170-3644, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes). Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5307-01-170-3644
Primary Part Number521-4
Item NameStud,continuous Thread
FSC / FSG5307 / 53 — No Item Name Available
ManufacturerGoodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
StatusACTIVE
Thread DirectionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
Thread Quantity Per Inch32 LOCATION NOT OTHERWISE SPECIFIED
MaterialSTEEL CORROSION RESISTING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
Nominal Thread Size0.164 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
Thread Class2A LOCATION NOT OTHERWISE SPECIFIED A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-4750 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-7950 INTERCHANGEABLE
Bearing,ball,annular
2940-00-213-06915214 INTERCHANGEABLE
Filter Body,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
3455-00-228-5284716-080619 INTERCHANGEABLE
Cutter,milling,end
Doall Baltimore Company
6645-00-274-127910515403 INTERCHANGEABLE
Timer,interval
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5330-00-318-43178331183 INTERCHANGEABLE
Gasket
U S Army Tank Automotive Command Amsta-Im-Mm
5950-00-346-46635214 INTERCHANGEABLE
Coil,radio Frequency
Eder Flag Mfg Co Inc
6625-00-479-4758 INTERCHANGEABLE
Galvanometer
5935-00-716-3297 INTERCHANGEABLE
Connector,receptacle,electrical
4030-01-200-1094 INTERCHANGEABLE
Kit Parts Cable
Cross-Reference Index
Part NumberManufacturer
521-4 PRIMARY Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) (USA)
Related Parts
3110-00-156-4750INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-7950INTERCHANGEABLE
BEARING,BALL,ANNULAR
2940-00-213-0691INTERCHANGEABLE
FILTER BODY,FLUID
5214
3455-00-228-5284INTERCHANGEABLE
CUTTER,MILLING,END
716-080619
6645-00-274-1279INTERCHANGEABLE
TIMER,INTERVAL
10515403
5330-00-318-4317INTERCHANGEABLE
GASKET
8331183
5950-00-346-4663INTERCHANGEABLE
COIL,RADIO FREQUENCY
5214
6625-00-479-4758INTERCHANGEABLE
GALVANOMETER
5935-00-716-3297INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4030-01-200-1094INTERCHANGEABLE
KIT PARTS CABLE
2920-01-224-3153INTERCHANGEABLE
END BELL,ELECTRICAL ROTATING EQU
1986464
5330-01-249-8638INTERCHANGEABLE
GASKET
5214

Frequently Asked Questions

What is NSN 5307-01-170-3644?

NSN 5307-01-170-3644 is a Stud,continuous Thread, manufactured by Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes), classified under FSC 5307 (No Item Name Available). Status: active.

What are the part numbers for NSN 5307-01-170-3644?

NSN 5307-01-170-3644 has 1 cross-referenced part number: 521-4 (Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)).

What NSN replaces 5307-01-170-3644?

There are 12 known substitutes for 5307-01-170-3644: 3110-00-156-4750, 3110-00-156-7950, 2940-00-213-0691 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 521-4?

Key specifications for 521-4: Overall Length: 2.800 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Thread Quantity Per Inch: 32 LOCATION NOT OTHERWISE SPECIFIED; Material: STEEL CORROSION RESISTING. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com