4

Standard, Miniature and Larger Stud Double Assembly

designed for faster, more accurate mounting on

3/4-inch (19mm) centers. Conventional miniature,

standard and larger stud types have panel insulat-

ing parts in black only. Thumbnuts are available in

color combinations of red and black, black and black

and red and red. Plastic insulating parts have the

same characteristics as single types. Metal parts

are available in gold, nickel or tin plated brass parts.

Double assembly types are available in single packs

or in 10-quantity bulk packs. All are Underwriters

Laboratories recognized components.

for 30 A, 1000 V working.

1000 V working.

Thumbnuts

Plating

on Brass

Parts

TYPE*

Max.

Amps

Insulator

Color

Design

Colors

Miniature (#6-3 2 UNC-2A Stud)

Flute d

Black & Black

Gold

Ni ckel

Tin

BP21-2BB

BP21-2BBN

BP21-2BBT

15

Black

Re d & Red

Gold

Ni ckel

Tin

BP21-2RR

BP21-2RRN

BP21-2RRT

Black & Re d

Gold

Ni ckel

Tin

BP21-2BR

BP21-2BRN

BP21-2BRT

Standard (#8-3 2 UNC-2A Stud)

Hex

Black & Black

Gold

Ni ckel

Tin

BP30-2BB

BP30-2BBN

BP30-2BBT

30

Black

Re d & Red

Gold

Ni ckel

Tin

BP30-2RR

BP30-2RRN

BP30-2RRT

Black & Re d

Gold

Ni ckel

Tin

BP30-2BR

BP30-2BRN

BP30-2BRT

Flute d

Black & Black

Gold

NIckel

Tin

BP31-2BB

BP31-2BBN

BP31-2BBT

30

Black

Re d & Red

Gold

NIckel

Tin

BP31-2RR

BP31-2RRN

BP31-2RRT

Black & Re d

Gold

NIckel

Tin

BP31-2BR

BP31-2BRN

BP31-2BRT

Larger Stud (#10-32 UNF-2A Stud)

Hex

Black & Black

Gold

NIckel

Tin

BP30-2BB10

BP30-2BB10 N

BP30-2BB10 T

30

Black

Re d & Red

Gold

NIckel

Tin

BP30-2RR10

BP30-2RR10 N

BP30-2RR10 T

Black & Re d

Gold

NIckel

Tin

BP30-2BR10

BP30-2BR10 N

BP30-2BR10 T

Flute d

Black & Black

Gold

NIckel

Tin

BP31-2BB10

BP31-2BB10 N

BP31-2BB10 T

30

Black

Re d & Red

Gold

NIckel

Tin

BP31-2RR10

BP31-2RR10 N

BP31-2RR10 T

Black & Re d

Gold

NIckel

Tin

BP31-2BR10

BP31-2BR10 N

BP31-2BR10 T

* Order single pack quantities by adding suffix “-1 PKG”, for example BP30-2BB-1 PKG;

order bulk pack quantities by adding suffix “-B PKG”, for example BP30-2BB-B PKG.