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PennEngineering
All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > Captive Panel Screws and Hardware > ReelFast® Surface Mount Spring-Loaded Panel Fastener – Type SMTPFLSM™ > ReelFast® Surface Mount Spring-Loaded Panel Fastener - Unified Type SMTPFLSM™ > Part # SMTPFLSM-632-1ET  
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Part # SMTPFLSM-632-1ET, ReelFast® Surface Mount Spring-Loaded Panel Fastener - Unified Type SMTPFLSM™



New Type SMTPFLSM&#8482 surface mount spring-loaded panel fastener provides ease of installation and high precision positioning without loose hardware. It mounts on P.C. boards in the same manner and at the same time as other surface mount components prior to the automated reflow solder process. This alleviates concerns about potential damage to P.C. boards due to improper secondary installation operations. These fasteners are provided on tape and reel compatible with existing SMT automated installation equipment.

Features and Benefits
  • All metal captive screw assembly installs in one piece utilizing pick and place method
  • Combination drive, Torx®/slot
  • Solderable finish
  • Screw length code “0” retracts flush in up position
  • Ease of installation




 Specifications   

Thread Size
.138-32 (#6-32)

Type
SMTPFLSM

Thread Code
632

Screw Length Code
1

A (Shank) Max.

 View
.063 in

Min. Sheet Thickness
.063 in

C Max.
.247 in

E1 ± .010
.310 in

E2 Nom.
.320 in

G1 ± .025
.100 in

G2 ± .025
.300 in

H ± .010
.100 in

T1 Nom.
.42 in

T2 Nom.
.62 in

øK - Hole Size in Sheet + .003 - .000
.252 in

øD - Min. Solder Pad
.400 in

Driver Size
T15

Number of Parts per Reel
150

Thread Specification1
ASME B1.1, 2A

Material Retainer
Carbon Steel

Material Screw
Hardened Carbon Steel

Material Spring
300 Series Stainless Steel

Finish Retainer
Electro-plated Tin ASTM B545, Class A with Preservative Coating, Annealed

Finish Screw
Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless

Finish Spring
Natural Finish

CAD View
Fastened

CAD Supplier
PennEngineering® (PEM®)
1 As with all Class 2A/6g external threads with an additive finish, the maximum major and pitch, after plating, may equal basic sizes and be gauged to Class 3A/4h, per ANSI B1.1, Section 8, Table 3A and ANSI B1.13M, Section 8, paragraph 8.2.



 DOWNLOADS 

PEM Bulletin K