VB.639-FPThree-arm knobs

Brass boss, threaded pass-through hole

Technopolymer

Catalogue
Description
D
d6H
L
d1
d2
d3
l1
l2
C#
[Nm]
L*
[J]
65551
VB.639/45 FP-M6
45
M6
25
19
8
9
22.5
12
11
2
17
65555
VB.639/45 FP-M8
45
M8
25
19
11
10
22.5
12
11
2
18
65641
VB.639/63 FP-M10
63
M10
28
27
16
13
25
21
30
7
49
65642
VB.639/63 FP-M12
63
M12
28
27
16
13
25
21
30
7
44
65680
VB.639/80-FP-M8
80
M8
35
32
18
17
30
25
80
7
77
65682
VB.639/80-FP-M10
80
M10
35
32
18
17
30
25
80
7
77
65681
VB.639/80 FP-M12
80
M12
35
32
18
17
30
25
80
7
77
65711
VB.639/100 FP-M16
100
M16
42
35
20
20
37
31
110
8
114
65751
VB.639/130 FP-M16
130
M16
47
43
24
22
40
34
135
9
172
# “Max limit Tightening torque” means the max torque value at which the metal insert, in normal conditions of use, is perfectly and strongly anchored to the plastic material.* For impact strength (L) see
  • VB.639-A: black-oxide steel boss, plain blind hole.
  • VB.639-B: brass boss, threaded blind hole.
  • VB.639-FP: brass boss, threaded pass-through hole.
  • VB.639-p: zinc-plated steel threaded stud with chamfered flat end as in UNI 947 : ISO 4753 (see Technical data).
  • VB.639-SST: AISI 303 stainless steel boss, threaded blind hole.
  • VB.639-FP-SST: AISI 303 stainless steel, threaded pass-through hole.
  • Applications

    This knob has been designed for heavy duty work where the use of a hammer for a firmer clamping action is required.

    Related products
    Aluminum

    DIN 6335-AL

    Hand Knobs Cast Iron / Zinc Plated / Stainless Steel / Aluminum
    Brass boss, threaded hole, with cap

    EWN-B

    Wing knobs Technopolymer
    with female thread

    GN 5335

    Stainless Steel-Star knobs Stainless Steel AISI 303 (A1)
    Three-Lobed Knobs

    GN 5345

    Stainless Steel-Three lobe knobs Material AISI 303 (A1)
    Wing Screws

    GN 835

    Stainless Steel-Wing screws
    Brass boss, threaded blind hole

    VB.839-B-SOFT

    Three-arm knobs Soft-touch technopolymer
    Brass boss, threaded hole

    VC.692-B

    Lobe knobs with solid section Technopolymer, easy cleaning
    Black-oxide steel boss, plain hole, with cap

    VCT-A

    Lobe knobs Technopolymer
    Brass boss, threaded hole

    VTT

    Solid knobs Technopolymer, easy cleaning