Phone (800) 323-0972 for your nearest Clausing distributor
 

 

MA Series
Specifications

Center Distance & Dimensions

Standard Equipment

Thread and Feed Range

Spindle Bore & Speed Range

Optional Equipment

Clausing Large Swing Lathe Machine Profile Survey

   
Specifications

Capacity

Swing over bed:

34.6"

39.7"

44.6"

50"

Swing over cross slide:

24"

29"

34.25"

39.7"

Swing in gap:

53"

57.9"

63"

68.5"

Gap width from headstock:

23.6"

Center height over bed:

17.3"

19.85"

22.3"

25"

Center height from floor:

44.07"

46.67"

49.12"

51.77"

Center distance:

63" to 476" (see dimension & center distance chart)

Maximum weight between centers:

8,800 lbs

Maximum weight with steady rest:

11,000 lbs

Maximum unsupported weight in chuck:

5,500 lbs

Small closed steady rest (optional):

1.5" to 15.75"

Large closed steady rest (optional):

13.8" to 27.56"

Follower rest (optional):

1.5" to 7"

Bed

Bed width:

22", with standard auxiliary guides: 25.5"

Bed height from floor:

26.77"

Leadscrew dia:

1.97"

Leadscrew/feed rod support:

On 122" and longer models

Headstock

Spindle bore on 34.6" swing:

6" standard, up to 14.17" optional

Spindle bore on 39.7", 44.6" and 50" swings:

6" standard, up to 16.14" optional

Spindle nose:

A2-11 to A2-28

Spindle speed range:

18 step manual gear change on 6.9" - 10.03" spindle bore models, 4 range auto change variable speed with CSS on 12.51" and larger spindle bore models (optional on 6.9" - 10.03" spindle bore models)

Spindle speeds:

8-800 rpm 18 step manual gearbox, 4-1000 rpm auto variable speed (see spindle and speed range chart)

Spindle drive motor:

30 hp standard

Carriage

Cross-slide travel:

26.4"

Compound rest travel:

17.7"

Tool Post:

4-way 8-position with T-slots

Tailstock 

Quill diameter:

4.5"

Quill travel:

7.87"

Quill taper:

6MT

Bearing surface on bed ways:

19.75"

Tailstock movement:

Manual with saddle pin body movement

Due to on going design improvements or customer requirements, design and specifications are subject to change without notice.

  
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Center Distance & Dimensions

Center Distance

63"

82"

122"

160"

200"

240"

Length A

145"

165"

204"

244"

283"

322"

Base width B

34.6"

34.6"

34.6"

34.6"

34.6"

34.6"

Overall width C

71"

71"

71"

71"

71"

71"

Height D

35" swing - 54"

40" swing - 56"

Weight in lbs.

35" swing

20,900

22,000

24,200

26,400

28,600

30,800

40" swing

21,670

22,770

24,970

27,170

29,370

31,570

45" swing

22,440

23,540

25,740

27,940

30,140

32,340

50" swing

23,440

24,310

26,510

28,710

30,910

33,110

Center Distance

279"

318"

358"

397"

437"

476"

Length A

362"

401"

440"

480"

519"

559"

Base width B

34.6"

34.6"

34.6"

34.6"

34.6"

34.6"

Overall width C

71"

71"

71"

71"

71"

71"

Height D

45" swing - 59"

50" swing - 62"

Weight in lbs.

35" swing

33,000

35,200

37,400

39,600

41,800

44,000

40" swing

33,770

35,970

38,170

40,370

42,570

44,770

45" swing

34,540

36,740

38,940

41,140

43,340

45,540

50" swing

35,310

37,510

39,710

41,910

44,110

46,310

  
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Standard Equipment
  • Chuck guard with limit switch 

  • 30 hp motor with star delta start on 6"/9"10" bore models

  • 30 hp motor with inverter variable speed motor on 12" and larger bore models

  • 18 step manual gear change on 6"/9"/10" bore models

  • 4 range auto-change variable speed with CSS on 12" and larger bore models (optional on 6"/9"10" bore models)

  • Auto power off with 2 adjustable position stops

  • Lockable main switch

  • Electrical cabinet ventilation fans 

  • Electromagnetic spindle brake

  • 6-way rapid traverse  

  • 6-way power feed

  • 4-way 8-position tool post with T-slots  

  • 2 dead centers

  • 1.97" leadscrew 

  • Leadscrew /feed rod support on 122" and large models

  • Steel leadscrew cover  

  • Coolant system  

  • Auto lube 

  • Thread dial 

  • QIK Threading system and A.P.I. threads

  • Manual tailstock with saddle pin body movement and anti slip lock

  • Gears and bed ways hardened and ground 

  • Traveling splash guard 

  • Built-in air power supply tube

  • Halogen work light

  • Leveling screws and pads

  • Tools, toolbox, operation manual

  
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Thread and Feed Range

Longitudinal feeds (in/rev)

0.0018-0.1

Cross feeds (in/rev)

0.0009-0.05

Longitudinal rapid feeds (in/min)

80

Cross rapid feeds (in/min)