Bonis TC-57

FRAME ASSEMBLY

MAIN

Part No

R~fer. No. 1 2 3(2) 41 5W 6 6A 68121 7

Oescropnon . ... Tens1on Nut

226 133 129 213 128 601 704 221. 608 405 612 611 610 248 409

Top Co~er Tension Spring

.. Tension Disc Tension Post

Top Cover Thread Guide .. Top Cover Front Cover

Front Cover Screw Top Cover Dil Well

8(81 9121 1012) 11 12121 13(21

Top Cover Hinge Screws Top Cover H1nge Stoppers Top Cover Hinges Top Co~er lock Spr1ng Matn Shalt Bushing Screws Small Oil Cups

30-B-T 29·B-T

Mam Shaft Bushing, short Bronze Main Shalt Bushing, long Bronze Main Shaft for TC-57 3/8"' & 1/2" dtameter

14 15 16

105-51

11 18 19 20 21 22 23 24 25

24

Belt Wheel

203

Belt Wheel Screw Needle Bar Bushing

117-B-TC

118-T.

Needle Bar Bushing Collar

19-TC Feed D1sc Arm complete with pms 19 TC (not illustrJted) Feed Disc Arm Without orns

108-A-TC

Top Arm Pin

108-TC

Bottom Arm Pin

19-A TC 19-B-TC 19-C-TC

Arm Support Bracket

Arm Support Bracket Clamp Arm Support Bracket Screws

26141 27121

219-5 107-S 121 S

Arm Pinch Screws

28 29

OiscStud------------

I

Neddle Guard

30(21

639.

Needle Guard Screws

SOLDAS COMPLETE \ UNIT #18-S-C

31 32 33

18-S 39-5

FronthedDisc

0 rsc Stud Screw Washer DrscSturlScrew________ _

426

#28 through ;oJJ sold as complete unit #18-5-C 34 107N

FromFeedOr~r.Stud··----

35

121-N-1118"

Ne8dleGuard

/ SOLDAS

3612)

639-N.

Needle Guard Screws

COMPLETE

37 38 33

1B-N-1-118"

Front Feed Disc

\ uNIT

46-S

Disc Stud Screw Washer

. iiiB·N-r-r/8"-C

426 DiscStudScrew-------- #33 through #38 sold as complete unit #18-N-1 118" 33 426 Disc Stud Screw------ 34 107-N Front Feed Disc Stud ~ 38 46-S

Disc Stud St'"' W~ ~~-~-=

39

121-1.-i 0

-'.,l!@'{lo~Gu~ro

~--.-~

~

639-\

\ ..-o '.-·' :

41 FrontFeedOisc------ #33 thru 41 sold as complete unit assembled-Front Feed Disc-1 8-N-7 i8"C 42 1-TC Main Frame 43 259 Pressure lever AdJUSting Screw 44 157 Pressure lever Spring 45 ....... Cha1n 46 250 Pressure lever Adjusting Screw Nut 47 21 Pressure Lever 48 158 Pressure Lever Shaft 49 44-TC. . Top Gear Guard 50(21 221 . Top Gear Guard Screws 51 32-TC Hub Gear 52(21 202 ... Set Screw For Hub Gear 53 40-TC Rear Feed Gear 40-TC Includes parts numbers 41-TC & 42-TC sold as a complete umt onlv S4 18-3"-TC 18-N-7.-8"

Rear Feed Disc-Also available in saw tooth wheel (Not illust_) ;18-3"-TC oncludes parts numbers 41-TC. 43-TC and 426 sold as complete unit only_ 45-TC BottJm Gear Guard 221-'t Bottcm Gear Guard Nuts Z24 Fee-d Shalt Screw Nuts 2!:1- !. ~11! Lever Shaft Screws (long) z:· :;

~..,; Ll'Ver Shalt Screw Ish onI From the Library of Superior Sewing Machine & Supply LLC