Brother EF4-N21 Manual page 20

Gauge parts list
Application
With chain land
−4 H
22
Sub-class
−5 H
−6 H
H=High-lift
−7 H
E=Extra high-lift
(mm)
Needle gauge
1. Needle
S25543−001 (4)
(S25544-001)
2. Presser foot assy
S19280−001 (5)
(Stitch tongue) (S19976-001)
S19282−001 (6, 7)
(S19283-001)
3.
Needle clamp assy
4. Needle plate
S19217−001
(S19213-001)
(S19201-001)
5.
A
Main feed dog assy
(Main Feed dog)
(Chain feed dog)
S19240−001
6.
Differential feed dog
7. Upper knife
8. Lower knife
9. Over looper
S20424−001
B
EF4-N11, V41A, N21, V51A, MA4-N31, V61A 20/31
Thin Medium
Without chain land
(Mock−safety)
−4 H
23 22
−5 H
−6 H
−7 H
S25190−001 (4)
S19162−001 (5)
S19163−001 (6)
S25191−001 (7)
S19199−001
(S19200-001)
(S19201-001)
A
S19236−001
S20436−001
(4,5,7)
F
S20424-001 (6)
B
Thin Medium
(For small type)
−4 (B) H −4 (C) H
22
−5 (B) H −5 (C) H
−6 (B) H −6 (C) H
−7 (B) H −7 (C) H
2.2
151474−011
S29952−001 (4)
(S25544-001)
S29950−001 (5)
(S19976-001)
S29951-001 (6,7)
(S19283-001)
S20398−001
S25527−001 (4)
S19169−001 (5)
S19170−001 (6)
S25193−001 (7)
S19212−001
(S19213-001)
(S19204-001)
B
S19240−001
144074−350
S20582−001
T = 1.5
S20424−001
B
2001.9
[Models EF4-N21, V51A]
New synthetic fiber
(Mock−safety)
−5 (B) H −5 (D) H
23 22
−6 (B) H
−7 (B) H
151474-039
S36867-001
(S19976-001)
S36866-001
S36738-001
(S36739-001)
(S19201-001)
A
S36740-001
S20436−001
(5,7)
S20424−001
F
B
S20424-001 (6)
B