Gage Assembly Company
Gage Assembly Company
3771 W Morse Ave
Lincolnwood, IL 60712
Phone: 1-800-232-4243 (GAGE), 1-847-679-5180
Fax: (847) 679-5190
Email: sales@gageassembly.com
Website: www.gageassembly.com
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Reversible Design Unified National Extra Fine (UNEF) Working Thread Plug Gages
Unit of Measure
1 2 3 4 5 

Item #

Item Name

Thread Size

Thread Type

Unified Pitch Diameter (UPD)

X Tolerance Go =+/No Go =-

X Lead Tolerance

Type

Handle Number

List Price

C-REV 1/2-28 UNEF GO N/A 0.4768 Inch, 1/2-28 UNEF GO Reversible Thread Plug Member N/A 1/2-28 N/A Unified National Extra Fine (UNEF) N/A 0.4768 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Go N/A 5W $89.00
C-REV 1/2-28 UNEF NG 2B N/A 0.4816 Inch, 1/2-28 UNEF 2B NOT GO Reversible Thread Plug Member N/A 1/2-28 N/A Unified National Extra Fine (UNEF) N/A 0.4816 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 5W $89.00
C-REV 1/2-28 UNEF NG 3B N/A 0.4804 Inch, 1/2-28 UNEF 3B NOT GO Reversible Thread Plug Member N/A 1/2-28 N/A Unified National Extra Fine (UNEF) N/A 0.4804 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 5W $89.00
C-REV 1/2-28 UNEF DE 2B N/A 0.4768 to 0.4816 Inch, 1/2-28 UNEF 2B GO & NOT GO Reversible Thread Plug WH N/A 1/2-28 N/A Unified National Extra Fine (UNEF) N/A 0.4768 to 0.4816 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 5W $196.50
C-REV 1/2-28 UNEF DE 3B N/A 0.4768 to 0.4804 Inch, 1/2-28 UNEF 3B GO & NOT GO Reversible Thread Plug WH N/A 1/2-28 N/A Unified National Extra Fine (UNEF) N/A 0.4768 to 0.4804 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 5W $196.50
C-REV 9/16-24 UNEF GO N/A 0.5354 Inch, 9/16-24 UNEF GO Reversible Thread Plug Member N/A 9/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.5354 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Go N/A 6W $93.00
C-REV 9/16-24 UNEF NG 2B N/A 0.5405 Inch, 9/16-24 UNEF 2B NOT GO Reversible Thread Plug Member N/A 9/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.5405 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 6W $93.00
C-REV 9/16-24 UNEF NG 3B N/A 0.5392 Inch, 9/16-24 UNEF 3B NOT GO Reversible Thread Plug Member N/A 9/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.5392 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 6W $93.00
C-REV 9/16-24 UNEF DE 2B N/A 0.5354 to 0.5405 Inch, 9/16-24 UNEF 2B GO & NOT GO Reversible Thread Plug WH N/A 9/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.5354 to 0.5405 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 6W $206.00
C-REV 9/16-24 UNEF DE 3B N/A 0.5354 to 0.5392 Inch, 9/16-24 UNEF 3B GO & NOT GO Reversible Thread Plug WH N/A 9/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.5354 to 0.5392 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 6W $206.00
C-REV 5/8-24 UNEF GO N/A 0.5979 Inch, 5/8-24 UNEF GO Reversible Thread Plug Member N/A 5/8-24 N/A Unified National Extra Fine (UNEF) N/A 0.5979 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Go N/A 6W $99.00
C-REV 5/8-24 UNEF NG 2B N/A 0.6031 Inch, 5/8-24 UNEF 2B NOT GO Reversible Thread Plug Member N/A 5/8-24 N/A Unified National Extra Fine (UNEF) N/A 0.6031 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 6W $99.00
C-REV 5/8-24 UNEF NG 3B N/A 0.6018 Inch, 5/8-24 UNEF 3B NOT GO Reversible Thread Plug Member N/A 5/8-24 N/A Unified National Extra Fine (UNEF) N/A 0.6018 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 6W $99.00
C-REV 5/8-24 UNEF DE 2B N/A 0.5979 to 0.6031 Inch, 5/8-24 UNEF 2B GO & NOT GO Reversible Thread Plug WH N/A 5/8-24 N/A Unified National Extra Fine (UNEF) N/A 0.5979 to 0.6031 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 6W $218.00
C-REV 5/8-24 UNEF DE 3B N/A 0.5979 to 0.6018 Inch, 5/8-24 UNEF 3B GO & NOT GO Reversible Thread Plug WH N/A 5/8-24 N/A Unified National Extra Fine (UNEF) N/A 0.5979 to 0.6018 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 6W $218.00
C-REV 11/16-24 UNEF GO N/A 0.6604 Inch, 11/16-24 UNEF GO Reversible Thread Plug Member N/A 11/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.6604 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Go N/A 7W $103.50
C-REV 11/16-24 UNEF NG 2B N/A 0.6656 Inch, 11/16-24 UNEF 2B NOT GO Reversible Thread Plug Member N/A 11/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.6656 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 7W $103.50
C-REV 11/16-24 UNEF NG 3B N/A 0.6643 Inch, 11/16-24 UNEF 3B NOT GO Reversible Thread Plug Member N/A 11/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.6643 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 7W $103.50
C-REV 11/16-24 UNEF DE 2B N/A 0.6604 to 0.6656 Inch, 11/16-24 UNEF 2B GO & NOT GO Reversible Thread Plug WH N/A 11/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.6604 to 0.6656 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 7W $230.00
C-REV 11/16-24 UNEF DE 3B N/A 0.6604 to 0.6643 Inch, 11/16-24 UNEF 3B GO & NOT GO Reversible Thread Plug WH N/A 11/16-24 N/A Unified National Extra Fine (UNEF) N/A 0.6604 to 0.6643 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 7W $230.00
C-REV 3/4-20 UNEF GO N/A 0.7175 Inch, 3/4-20 UNEF GO Reversible Thread Plug Member N/A 3/4-20 N/A Unified National Extra Fine (UNEF) N/A 0.7175 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Go N/A 7W $103.50
C-REV 3/4-20 UNEF NG 2B N/A 0.7232 Inch, 3/4-20 UNEF 2B NOT GO Reversible Thread Plug Member N/A 3/4-20 N/A Unified National Extra Fine (UNEF) N/A 0.7232 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 7W $103.50
C-REV 3/4-20 UNEF NG 3B N/A 0.7218 Inch, 3/4-20 UNEF 3B NOT GO Reversible Thread Plug Member N/A 3/4-20 N/A Unified National Extra Fine (UNEF) N/A 0.7218 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A No Go N/A 7W $103.50
C-REV 3/4-20 UNEF DE 2B N/A 0.7175 to 0.7232 Inch, 3/4-20 UNEF 2B GO & NOT GO Reversible Thread Plug WH N/A 3/4-20 N/A Unified National Extra Fine (UNEF) N/A 0.7175 to 0.7232 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 7W $230.00
C-REV 3/4-20 UNEF DE 3B N/A 0.7175 to 0.7218 Inch, 3/4-20 UNEF 3B GO & NOT GO Reversible Thread Plug WH N/A 3/4-20 N/A Unified National Extra Fine (UNEF) N/A 0.7175 to 0.7218 Inch N/A 0.0003 Inch N/A 0.0003 Inch N/A Double End (Set) N/A 7W $230.00
Unit of Measure
1 2 3 4 5