973-674-1700Standoffs, Spacers, Captive, Swage, Male Female Standoffs, Jack Screws, Male Male Standoffs, Handles, Thumb Screws, Thumbscrews, Shoulder Screws, Insulating Washers, Electronic Hardware.

    Home      Search      Order      Quote      Cross      Catalog      Reps      Technical      Terms     Distributors      About Us

Thin Sheet Threaded Standoffs  TSO-U

Self Clinching Fasteners  •  Standoffs For Sheet Metal
American Standard (Inches) & Metric Sizes
• Self-clinching    • Permanently mounted    • Installed quickly and easily in metal panels
• No secondary operation needed prior to installation    • Outer sheet surface is flushed and closed
• Used for sheets as thin as 0.025" / 0.63 mm
American Standard Sizes:   • Series TSO-U
Metric Sizes:   • Series TSO-U
Series  TSO-U
Series  TSO-U  /  American Standard Sizes
      • Head Shape-  Hex
      • Sheet Hardness-  HRB 60 / HB 107 or Less
      • Material- Non Heat-Treated Carbon Steel
      • Finish-  Zinc Clear Plated per ASTM B633
Series TSO-U
American Standard Sizes
(SAE)
Part
Number
Thread "H"
Nom.
"L"
Body
Length
Style Min.
Sheet
Thickness
Hole
Size in
Sheet
"C"
Barrel
O.D.
Min.
Distance
to Edge
Mil-Spec
TSO-256-090ZI-U 2-56 3/16" 0.090" #1 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-125ZI-U 2-56 3/16" 0.125" #1 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-187ZI-U 2-56 3/16" 0.187" #1 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-250ZI-U 2-56 3/16" 0.250" #1 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-312ZI-U 2-56 3/16" 0.312" #2 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-375ZI-U 2-56 3/16" 0.375" #2 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-437ZI-U 2-56 3/16" 0.437" #3 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-500ZI-U 2-56 3/16" 0.500" #3 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-562ZI-U 2-56 3/16" 0.562" #3 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-625ZI-U 2-56 3/16" 0.625" #3 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-687ZI-U 2-56 3/16" 0.687" #3 0.025" 0.166" 0.165" 0.230" N/A
TSO-256-750ZI-U 2-56 3/16" 0.750" #3 0.025" 0.166" 0.165" 0.230" N/A
 
TSO-6256-090ZI-U 2-56 1/4" 0.090" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-125ZI-U 2-56 1/4" 0.125" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-187ZI-U 2-56 1/4" 0.187" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-250ZI-U 2-56 1/4" 0.250" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-312ZI-U 2-56 1/4" 0.312" #2 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-375ZI-U 2-56 1/4" 0.375" #2 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-437ZI-U 2-56 1/4" 0.437" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-500ZI-U 2-56 1/4" 0.500" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-562ZI-U 2-56 1/4" 0.562" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-625ZI-U 2-56 1/4" 0.625" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-687ZI-U 2-56 1/4" 0.687" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-6256-750ZI-U 2-56 1/4" 0.750" #3 0.025" 0.213" 0.212" 0.270" N/A
 
TSO-440-090ZI-U 4-40 3/16" 0.090" #1 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-125ZI-U 4-40 3/16" 0.125" #1 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-187ZI-U 4-40 3/16" 0.187" #1 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-250ZI-U 4-40 3/16" 0.250" #1 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-312ZI-U 4-40 3/16" 0.312" #2 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-375ZI-U 4-40 3/16" 0.375" #2 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-437ZI-U 4-40 3/16" 0.437" #2 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-500ZI-U 4-40 3/16" 0.500" #3 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-562ZI-U 4-40 3/16" 0.562" #3 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-625ZI-U 4-40 3/16" 0.625" #3 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-687ZI-U 4-40 3/16" 0.687" #3 0.025" 0.166" 0.165" 0.230" N/A
TSO-440-750ZI-U 4-40 3/16" 0.750" #3 0.025" 0.166" 0.165" 0.230" N/A
 
TSO-6440-090ZI-U 4-40 1/4" 0.090" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-125ZI-U 4-40 1/4" 0.125" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-187ZI-U 4-40 1/4" 0.187" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-250ZI-U 4-40 1/4" 0.250" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-312ZI-U 4-40 1/4" 0.312" #2 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-375ZI-U 4-40 1/4" 0.375" #2 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-437ZI-U 4-40 1/4" 0.437" #2 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-500ZI-U 4-40 1/4" 0.500" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-562ZI-U 4-40 1/4" 0.562" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-625ZI-U 4-40 1/4" 0.625" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-687ZI-U 4-40 1/4" 0.687" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-6440-750ZI-U 4-40 1/4" 0.750" #3 0.025" 0.213" 0.212" 0.270" N/A
 
TSO-632-125ZI-U 6-32 1/4" 0.125" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-187ZI-U 6-32 1/4" 0.187" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-250ZI-U 6-32 1/4" 0.250" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-312ZI-U 6-32 1/4" 0.312" #1 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-375ZI-U 6-32 1/4" 0.375" #2 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-437ZI-U 6-32 1/4" 0.437" #2 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-500ZI-U 6-32 1/4" 0.500" #2 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-562ZI-U 6-32 1/4" 0.562" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-625ZI-U 6-32 1/4" 0.625" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-687ZI-U 6-32 1/4" 0.687" #3 0.025" 0.213" 0.212" 0.270" N/A
TSO-632-750ZI-U 6-32 1/4" 0.750" #3 0.025" 0.213" 0.212" 0.270" N/A
Series  TSO-U  /  Metric Sizes
      • Head Shape-  Hex
      • Sheet Hardness-  HRB 60 / HB 107 or Less
      • Material- Non Heat-Treated Carbon Steel
      • Finish-  Zinc Clear Plated per ASTM B633
Series TSO-U
Metric Sizes
Part
Number
Thread "H"
Nom.
"L"
Body
Length
Style Min.
Sheet
Thickness
Hole
Size in
Sheet
"C"
Barrel
O.D.
Min.
Distance
to Edge
Mil-Spec
TSO-M25-200ZI-U M2.5 x 0.45 4.80
mm
2.00
mm
#1 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-300ZI-U M2.5 x 0.45 4.80
mm
3.00
mm
#1 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-400ZI-U M2.5 x 0.45 4.80
mm
4.00
mm
#1 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-600ZI-U M2.5 x 0.45 4.80
mm
6.00
mm
#1 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-800ZI-U M2.5 x 0.45 4.80
mm
8.00
mm
#2 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-1000ZI-U M2.5 x 0.45 4.80
mm
10.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-1200ZI-U M2.5 x 0.45 4.80
mm
12.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-1400ZI-U M2.5 x 0.45 4.80
mm
14.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-1600ZI-U M2.5 x 0.45 4.80
mm
16.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-1800ZI-U M2.5 x 0.45 4.80
mm
18.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M25-1900ZI-U M2.5 x 0.45 4.80
mm
19.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
 
TSO-6M25-200ZI-U M2.5 x 0.45 6.40
mm
2.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-300ZI-U M2.5 x 0.45 6.40
mm
3.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-400ZI-U M2.5 x 0.45 6.40
mm
4.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-600ZI-U M2.5 x 0.45 6.40
mm
6.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-800ZI-U M2.5 x 0.45 6.40
mm
8.00
mm
#2 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-1000ZI-U M2.5 x 0.45 6.40
mm
10.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-1200ZI-U M2.5 x 0.45 6.40
mm
12.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-1400ZI-U M2.5 x 0.45 6.40
mm
14.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-1600ZI-U M2.5 x 0.45 6.40
mm
16.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-1800ZI-U M2.5 x 0.45 6.40
mm
18.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M25-1900ZI-U M2.5 x 0.45 6.40
mm
19.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
 
TSO-M3-200ZI-U M3 x 0.5 4.80
mm
2.00
mm
#1 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-300ZI-U M3 x 0.5 4.80
mm
3.00
mm
#1 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-400ZI-U M3 x 0.5 4.80
mm
4.00
mm
#1 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-600ZI-U M3 x 0.5 4.80
mm
6.00
mm
#1 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-800ZI-U M3 x 0.5 4.80
mm
8.00
mm
#2 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-1000ZI-U M3 x 0.5 4.80
mm
10.00
mm
#2 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-1200ZI-U M3 x 0.5 4.80
mm
12.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-1400ZI-U M3 x 0.5 4.80
mm
14.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-1600ZI-U M3 x 0.5 4.80
mm
16.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-1800ZI-U M3 x 0.5 4.80
mm
18.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
TSO-M3-1900ZI-U M3 x 0.5 4.80
mm
19.00
mm
#3 0.63
mm
4.22
mm
4.20
mm
5.80
mm
N/A
 
TSO-6M3-200ZI-U M3 x 0.5 6.40
mm
2.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-300ZI-U M3 x 0.5 6.40
mm
3.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-400ZI-U M3 x 0.5 6.40
mm
4.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-600ZI-U M3 x 0.5 6.40
mm
6.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-800ZI-U M3 x 0.5 6.40
mm
8.00
mm
#2 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-1000ZI-U M3 x 0.5 6.40
mm
10.00
mm
#2 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-1200ZI-U M3 x 0.5 6.40
mm
12.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-1400ZI-U M3 x 0.5 6.40
mm
14.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-1600ZI-U M3 x 0.5 6.40
mm
16.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-1800ZI-U M3 x 0.5 6.40
mm
18.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-6M3-1900ZI-U M3 x 0.5 6.40
mm
19.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
 
TSO-M35-300ZI-U M3.5 x 0.6 6.40
mm
3.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-M35-400ZI-U M3.5 x 0.6 6.40
mm
4.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-M35-600ZI-U M3.5 x 0.6 6.40
mm
6.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-M35-800ZI-U M3.5 x 0.6 6.40
mm
8.00
mm
#1 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-M35-1000ZI-U M3.5 x 0.6 6.40
mm
10.00
mm
#2 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-M35-1200ZI-U M3.5 x 0.6 6.40
mm
12.00
mm
#2 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-M35-1400ZI-U M3.5 x 0.6 6.40
mm
14.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-M35-1600ZI-U M3.5 x 0.6 6.40
mm
16.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-M35-1800ZI-U M3.5 x 0.6 6.40
mm
18.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A
TSO-M35-1900ZI-U M3.5 x 0.6 6.40
mm
19.00
mm
#3 0.63
mm
5.41
mm
5.39
mm
7.10
mm
N/A

Phone:  973-674-1700        Toll Free:  1-800-526-1389        Fax:  973-674-3803


UNICORP is a leader in manufacturing stock and custom
electronic hardware, handles and precision fasteners used by leading companies
in nearly every industry since 1971.


291 Cleveland St,  Orange,  New Jersey  07050  USA
Mailing Address:  P.O. Box 280,  Orange,  New Jersey  07051-0280  USA

Feedback  I  Legal Notice  I  Copyright  I  Services  I  Jobs  I  Contact Us  I  Email Us  I  Privacy Statement
Copyright©2017, Unicorp Inc., unicorpinc.com or its affiliates