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McFarlane Aviation Family
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Exhaust Nuts and Studs
68 products
1
PART NUMBER
DESCRIPTION
PRICE
STUD, 5/16-18X5/16-24X1-5/16O012
$15.82
Retail Price: $18.40
Must Order in Quantities of 2
In Stock
STUD, 1/4-20X1/4-28X1-1/4
$8.71
Retail Price: $0.000
Must Order in Quantities of 4
In Stock
STUD, 1/4-20X1/4-28X1-1/4O03
$9.16
Retail Price: $0.000
Must Order in Quantities of 2
In Stock
STUD, 1/4-20X1/4-28X1-1/4O07
$15.81
Retail Price: $0.000
Must Order in Quantities of 2
In Stock
STUD, 1/4-20X1/4-28X1-1/4O12
$16.16
Retail Price: $18.80
Must Order in Quantities of 2
In Stock
STUD, 5/16-18X5/16-24X1-3/8
$10.11
Retail Price: $0.000
Must Order in Quantities of 4
In Stock
STUD, 5/16-18X5/16-24X1-3/8O03
$12.28
Retail Price: $0.000
Must Order in Quantities of 2
In Stock
STUD, 5/16-18X5/16-24X1-3/8O07
$16.16
Retail Price: $0.000
Must Order in Quantities of 2
In Stock
STUD, 5/16-18X5/16-24X1-3/8O12
$16.60
Retail Price: $0.000
Must Order in Quantities of 2
In Stock
STUD, 5/16-18X5/16-24X1-3/8
$9.04
Retail Price: $0.000
Must Order in Quantities of 4
In Stock
STUD, 5/16-18X5/16-24X1-3/8O03
$12.35
Retail Price: $14.36
Must Order in Quantities of 2
In Stock
STUD, 5/16-18X5/16-24X1-3/8O07
$16.14
Retail Price: $0.000
Must Order in Quantities of 2
In Stock
STUD, 5/16-18X5/16-24X1-3/8O12
$16.14
Retail Price: $0.000
Must Order in Quantities of 2
In Stock
STUD, 1/4-20X1/4-28X1-3/8
$10.11
Retail Price: $0.000
Must Order in Quantities of 4
Expected ship date is 02-19-2026.<br>(Must be ordered in multiples of 4)
STUD, 1/4-20X1/4-28X1-3/8
$14.19
Retail Price: $0.000
Must Order in Quantities of 2
In Stock
STUD, 1/4-20X1/4-28X1-3/8O07
$14.09
Retail Price: $16.39
Must Order in Quantities of 2
Expected ship date is 01-09-2026.<br>(Must be ordered in multiples of 2)
STUD, 1/4-20X1/4-28X1-3/8O12
$16.99
Retail Price: $19.76
Must Order in Quantities of 2
In Stock
STUD, 5/16-24X5/16X18X1-3/8
$7.01
Retail Price: $8.15
Must Order in Quantities of 4
In Stock
STUD, 5/16-24X5/16X18X1-3/8O03
$6.01
Retail Price: $0.000
Must Order in Quantities of 2
In Stock
STUD, 5/16-24X5/16X18X1-3/8O07
$8.81
Retail Price: $10.25
Must Order in Quantities of 2
In Stock
Exhaust Nuts and Studs
Save money and get an enhanced product with McFarlane Stainless Steel Exhaust Nuts and Studs! A heat-treated, high-strength stainless alloy improvement, these nuts and studs are nitrocarburized Black Max™ coated for additional corrosion protection and resistance to galling. Reduce the temperature flux stress on your exhaust flanges and gaskets with these FAA-PMA approved nuts and studs for Continental and Lycoming Engines.
The stainless-steel stud and nut set are rust proof, high-strength, reusable fasteners for use on Continental and Lycoming engines. The studs are tap-end studs that come in various oversized options. The self-locking nuts provide a vibration resistant fastening action that will stay tight between inspections.
Exhaust Studs
- Lasts much longer! Save $$$ and labor!
- Less stress on the exhaust flanges and gaskets as the engine heats up and cools down
- Studs are nitrocarburized Black Max™ coating to resist galling and corrosion
- Black Max™ prevents galvanic corrosion between stainless and aluminum cylinder
Exhaust Nuts
- Heat-treated, high-strength stainless alloy
- Steel nuts are cad plated - better on galvanized and stainless studs
- Won't rust and are reusable
Stainless steel vs. alloy steel: is it worth the money?
Written by Dave McFarlane, Founder