Morton Machine Works
125 Gearhart Street
Millersburg, PA 17061

Phone: 800-441-2751
Fax: 717-629-2120
Email: sales@mortonmachine.com
Website: www.mortonmachine.com
Print Back
  • Precision thumb screw for a wide variety of applications
  • 303 stainless steel or carbon steel with black oxide finish
  • Diamond knurl on head
  • Shoulder provides an excellent bearing surface.
Product Image - Precision Thumb Screws (with shoulder)
Dimensional Drawing
Unit of Measure
1 2 3 

Item #

Item Name

Material

Thread (A)

D

B

C

E

F

List Price

3407 N/A Thumb Screws N/A Steel N/A 1/4-20 N/A 1/2 in N/A 1/2 in N/A 3/8 in N/A 3/8 in N/A 1/8 in $3.35
3408 N/A Thumb Screws N/A Steel N/A 1/4-20 N/A 5/8 in N/A 1/2 in N/A 3/8 in N/A 3/8 in N/A 1/8 in $3.35
3409 N/A Thumb Screws N/A Steel N/A 1/4-20 N/A 3/4 in N/A 1/2 in N/A 3/8 in N/A 3/8 in N/A 1/8 in $2.40
3412 N/A Thumb Screws N/A Steel N/A 1/4-20 N/A 1 in N/A 1/2 in N/A 3/8 in N/A 3/8 in N/A 1/8 in $3.65
4101 N/A Thumb Screws N/A Stainless N/A 4-40 N/A 1/4 in N/A 3/8 in N/A 1/4 in N/A 3/16 in N/A 3/32 in $2.70
4102 N/A Thumb Screws N/A Stainless N/A 4-40 N/A 3/8 in N/A 3/8 in N/A 1/4 in N/A 3/16 in N/A 3/32 in $2.70
4251 N/A Thumb Screws N/A Stainless N/A 4-40 N/A 7/16 in N/A 3/8 in N/A 1/4 in N/A 3/16 in N/A 3/32 in $2.75
4075 N/A Thumb Screws N/A Stainless N/A 4-40 N/A 1/2 in N/A 3/8 in N/A 1/4 in N/A 3/16 in N/A 3/32 in $2.85
4252 N/A Thumb Screws N/A Stainless N/A 6-32 N/A 3/8 in N/A 7/16 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $3.30
4202 N/A Thumb Screws N/A Stainless N/A 6-32 N/A 7/16 in N/A 7/16 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $3.35
4253 N/A Thumb Screws N/A Stainless N/A 6-32 N/A 1/2 in N/A 7/16 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $3.35
4204 N/A Thumb Screws N/A Stainless N/A 6-32 N/A 9/16 in N/A 7/16 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $3.35
4205 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 5/16 in N/A 7/16 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $3.35
4206 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 3/8 in N/A 7/16 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $3.35
4207 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 7/16 in N/A 7/16 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $3.35
4208 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 1/2 in N/A 7/16 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $3.75
4209 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 9/16 in N/A 7/16 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $3.75
4301 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 5/16 in N/A 1/2 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $4.35
4302 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 3/8 in N/A 1/2 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $4.35
4303 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 7/16 in N/A 1/2 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $4.40
4304 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 1/2 in N/A 1/2 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $4.50
4305 N/A Thumb Screws N/A Stainless N/A 8-32 N/A 5/8 in N/A 1/2 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $4.50
4401 N/A Thumb Screws N/A Stainless N/A 10-32 N/A 5/16 in N/A 1/2 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $4.40
4402 N/A Thumb Screws N/A Stainless N/A 10-32 N/A 3/8 in N/A 1/2 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $4.40
4403 N/A Thumb Screws N/A Stainless N/A 10-32 N/A 7/16 in N/A 1/2 in N/A 3/8 in N/A 5/16 in N/A 3/32 in $4.55
Unit of Measure
1 2 3