Superior Master Catalog

SCREWS FOR SINGER MACHINES ILLUSTRATIONS VARY IN SIZE TO SHOW DETAIL

REFER TO CLASS LISTINGS FOR SCREWS NOT

LISTED HERE.

Thread Perlnch

Dia ol Thread

Dia.ol Thread

Thread Per Inch

Tap#

Tap#

¼

40

-

1/,

¼

24

#544325

28

#545154

-

½2

517

#545180

¼

56

#544329

28

24

40

65

#545181

503

#544330

'/4.

1,

lat

32

20060

32

#545213

½2

565

#544336

1/,g

..

'¼.

5.38

40

#544338

#545297

316

¼

#549024

28

20060

32

½2

#544348 --

503

40

65

24

#549027

¼

#544362

%<

• -

#544399 I-

44

flJ7

#549368

~

'%,

-

#544411

24

#549376

C-

-

40

#549380

503

#544435

'/4.

o/s,

#549397

503

40

#545082

88

40

503

#788946

#545084

1/6'

5.38

½

40

28

#876740

#545103

'¼.

OUR LINE OF QUALITY PARTS & SUPPLIES IS ALWAYS EXPANDING. IT IS OFTEN YOUR INPUT THAT HELPS US DEVELOP NEW & IMPROVED PRODUCTS. WE APPRECIATE YOUR PAST CONTRIBUTIONS AND LOOK FORWARD TO YOUR CONTINUED COOPERATION IN THE COMING YEARS. HANDY CHARTS AND TABLES ARE LOCATED THROUGHOUT THIS CATALOG- • HOOKS/BOBBIN CASES/BOBBINS CROSS-REFERENCES– PAGES 29 THAU 37 • METRIC CONVERSIONS-PAGE 95 • NEEDLE SIZE CONVERSIONS-PAGE 9