1/4"-28 x 1-13/32" AN4 Hex Head Airframe Bolt, Cadmium Plated - Undrilled Shank - Hi-Line Inc.
AN-fittings measurement - A guide to the right size
AN4-17A AIRFRAME BOLT - 1/4 X 1-29/32 INCH - Univair Aircraft Corporation
AN-fittings measurement - A guide to the right size
AN4 Airframe Bolt, 1/4-28 Thread | Pegasus Auto Racing Supplies
Red Braided Hose Male Reducer Adapter (PICK SIZE) For AN4 AN6 AN8 AN10 Fitting | eBay
EPMAN 10PCS Straight Male Flare AN4 To AN6 Thread Fuel Fitting Adapter Hose Fitting Bare Aluminum
Thread Guide-Dash Sizes - Checkfluid
Motamec AN -4 AN4 JIC to M14x1.50 Metric Thread Alloy Fitting Adapter - Motamec.com
4AN Aluminum 45 Degree Swivel Female AN4 7/16-20 Thread to barb 1/4" 1/4 inch 6.35mm Push Lock/Push On Barb Hose End Oil Fuel Line Fitting, with Amercian Type Clamp, Black : Amazon.co.uk:
AN4-3A AIRFRAME BOLT - 1/4 X 3/8 INCH - Univair Aircraft Corporation
An04 To 1/8" Npt Male Straight Hose Fitting Adapter An4
AN Fittings & Hose Sizes - Pegasus
AN4) -4 7/16" x 20 UNF Stainless Steel Banjo Bolt 32mm Long
Black Aluminum -4 AN Female to Male -3 AN Flare Hose Union Reducer Reducing Fuel Fitting Adapter with AN4 ORB O-Ring Boss, Thread AN4 (7/16-20) to AN3 (3/8-24) Automotive
Tech Tip: Thread Size Chart for AN Fittings
Russell Performance Tech Support & Discussion - Russell Performance