PEM Self-clinching fasteners
PEM® Self-clinching fasteners | KVT-Fastening PEM® Self-clinching fasteners | KVT-Fastening
Self-clinching spacers For plastics Type KSSB Design Spacers are used for the quick attachment and removal of PC boards, components etc. Material • Non-plated brass (CDA 353) • Brass with surface treatment upon request Use For PC boards or plastics up to HR B 65 (base panel) Forces • Max. first on force of removable panel = 57.7 N • Min. first off force = 13.3 N • Min. 15th off force = 4.4 N ∅ 4,80 ±0,13 sm 2 sm 1 ∅ 4,80 ±0,13 sm 2 3,58 ±0,13 sm 1 d 3 d 2 3,58 ±0,13 L 1 d 3 L 1 Toleranz d 2 Tolerance ± 0,1 ∅ 5,74 ca. 0,51 ±0,13 ±0,08 ± 0,1 ∅ 5,74 ca. 0,51 ±0,13 ±0,08 min. 2,5 min. 5,6 ∅ 6,35 min. 2,5 ±0,13 min. 5,6 Installation ∅ 6,35 ±0,13 Bewegliche Platte Removable panel Grundplatte Base panel L2 ∅ 5,49 + 0,08 3-D Data: http://kvt.partcommunity.com Order description Nominal Base panel Removable panel L 1 ± 0.13 L 2 min. sm 1 min. sm 2 Hole d 2 + 0.08 0 Hole d 3 + 0.08 0 sm sm KSSB-4MM-8 8 13 KSSB-4MM-10 10 15 KSSB-4MM-12 12 17 KSSB-4MM-14 14 19 KSSB-4MM-16 4 5.40 4.00 16 21 1.25 1.0 – 1.8 KSSB-4MM-18 18 23 KSSB-4MM-20 20 25 KSSB-4MM-22 22 27 KSSB-4MM-25 25 30 58 www.kvt-fastening.com
Broaching studs For plastics Pem ® Type KFH Material Phosphor bronze, tin-plated for good solderability h k Use • For PC boards and other plastics to HR B 55 (also for cast aluminum and magnesium) • When used in PC boards with plated thru-holes, increase the hole dimension before thru-hole plating process by 0.13 mm (– 0.03 mm) Additional lengths upon request d1 L a Installation d 2 min. L sm d 3 3-D Data: http://kvt.partcommunity.com Order description Thread d 1 Hole in plastic + 0.08 0 d 2 ± 0.25 d 3 + 0.1 0 k ± 0.13 a max. h max. sm sm min. Min. distance hole to edge KFH-M2.5-L M2.5 2.6 3.85 2.6 0.51 2.6 1.65 1.53 2.8 KFH-M3-L M3 3.0 4.58 3.1 0.51 2.3 1.65 1.53 3.8 KFH-M4-L M4 4.2 5.74 4.1 0.51 2.3 1.65 1.53 5.1 KFH-M5-L M5 5.0 6.60 5.1 0.51 2.3 1.65 1.53 5.3 Order description Length code “L” (±0.25) KFH-M2.5-L 6 8 10 12 15 – KFH-M3-L 6 8 10 12 15 18 KFH-M4-L 6 8 10 12 15 18 KFH-M5-L 6 8 10 12 15 18 www.kvt-fastening.com 59
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Broaching studs<br />
For plastics<br />
Pem ®<br />
Type KFH<br />
Material<br />
Phosphor bronze, tin-plated for good solderability<br />
h<br />
k<br />
Use<br />
• For PC boards and other plastics to HR B<br />
55<br />
(also for cast aluminum and magnesium)<br />
• When used in PC boards with plated thru-holes,<br />
increase the hole dimension before thru-hole<br />
plating process by 0.13 mm (– 0.03 mm)<br />
Additional lengths upon request<br />
d1<br />
L<br />
a<br />
Installation<br />
d 2<br />
min. L<br />
sm<br />
d 3<br />
3-D Data: http://kvt.partcommunity.com<br />
Order description<br />
Thread<br />
d 1<br />
Hole in<br />
plastic<br />
+ 0.08<br />
0<br />
d 2<br />
± 0.25<br />
d 3<br />
+ 0.1<br />
0<br />
k<br />
± 0.13<br />
a<br />
max.<br />
h<br />
max.<br />
sm<br />
sm<br />
min.<br />
Min. distance<br />
hole to edge<br />
KFH-M2.5-L M2.5 2.6 3.85 2.6 0.51 2.6 1.65 1.53 2.8<br />
KFH-M3-L M3 3.0 4.58 3.1 0.51 2.3 1.65 1.53 3.8<br />
KFH-M4-L M4 4.2 5.74 4.1 0.51 2.3 1.65 1.53 5.1<br />
KFH-M5-L M5 5.0 6.60 5.1 0.51 2.3 1.65 1.53 5.3<br />
Order description<br />
Length code “L”<br />
(±0.25)<br />
KFH-M2.5-L 6 8 10 12 15 –<br />
KFH-M3-L 6 8 10 12 15 18<br />
KFH-M4-L 6 8 10 12 15 18<br />
KFH-M5-L 6 8 10 12 15 18<br />
www.kvt-fastening.com<br />
59
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