SMTSOB-440-2ET

ReelFast® Brass Surface Mount Nuts and Spacers/Standoffs – Type SMTSOB –

SMTSOB-440-2ET
SMTSOB-440-2ET
SMTSOB-440-2ET
SMTSOB-440-2ET

SMTSOB-440-2ET

ReelFast® Brass Surface Mount Nuts and Spacers/Standoffs – Type SMTSOB –

Type SMTSOB™ – ReelFast® brass fasteners are ideal for applications which demand superior electrical/mechanical attachment points.

Packaged on 330 mm recyclable reels. Tape width is 24 mm. Supplied with polyimide patch for vacuum pick up. Reels conform to EIA-481.

Specifications

Thread Code
440
Thread Size
#4-40
Thread Specification
2B, ASME B1.1, Internal
Fastener Material
Brass
Standard Finish
Annealed, ASTM B 545, Class A with Clear Preservative Coating, Electro-Plated Tin, Tin Electroplate
For Use In
P.C. Boardin
Length Code
2
Parts per Reel
1500
Product Category
ReelFast® Brass Surface Mount Nuts and Spacers/Standoffs – Type SMTSOB –
CAD Supplier
PennEngineering® (PEM®)
CADPartID
103783
Application Type
Automotive Electronics, Datacom, Industrial, Medical, Telecom
Base Panel Material
PC Board
Brand
PEM
Fastener Characteristics
Threaded Internal
Industry
Automotive Electronics, Datacom & Telecom, Industrial & Commercial
Installation Equipment/Method
Surface Mount
L Len Pm 005in Or 13mm
.062in, 0.062in
PEM Product Family
K
Product Type
Nuts, Standoffs
Technology Type
Surface Mounted
Unit (Metric/Unified)
Unified
A Max._in
.060in
E ± .005_in
.219in
Min. Sheet Thickness_in
.060in
C Max._in
.161in
øD – Min. Solder Pad_in
.244in
øH – Hole Size in Sheet + .003 – .000_in
.166in
Pitch_mm
12mm

Resources

Installation & Performance Data

k-kssb-standoffs-metric
TYPE Panel 1 (1.5 mm FR-4 Fiberglass) INSTALLATION (kN) PUSHOUT (N) Panel 2 (Removable) MAX. FIRST ON FORCE (N) MIN. FIRST OFF FORCE (N) MIN. 15TH OFF FORCE (N)
KSSB Panel 1 (1.5 mm FR-4 Fiberglass) 2.2 484 Panel 2 (Removable) 57.7 13.3 4.4
k-kssb-standoffs-unified
TYPE Panel 1 (.060" FR-4 Fiberglass) INSTALLATION (lbs.) PUSHOUT (lbs.) Panel 2 (Removable) MAX. FIRST ON FORCE (lbs.) MIN. FIRST OFF FORCE (lbs.) MIN. 15TH OFF FORCE (lbs.)
KSSB Panel 1 (.060" FR-4 Fiberglass) 500 110 Panel 2 (Removable) 13 3.0 1.0
k-sfk-fasteners-metric
TYPE THICKNESS CODE INSTALLATION INTO PANEL 1 COLD-ROLLED STEEL (kN) INSTALLATION INTO PANEL 2 FR-4 FIBERGLASS (kN) PUSHOUT OF PANEL 2 (N)
SFK-3 0.8 6.2 1.8 200
SFK-3 1.0 8 1.8 200
SFK-3 1.2 8.9 1.8 200
SFK-3 1.6 10.2 1.8 200
SFK-5 0.8 11.1 1.8 400
SFK-5 1.0 13.5 1.8 400
SFK-5 1.2 15.6 1.8 400
SFK-5 1.6 17.8 1.8 400
k-sfk-fasteners-unified
TYPE THICKNESS CODE INSTALLATION INTO PANEL 1 COLD-ROLLED STEEL (lbs.) INSTALLATION INTO PANEL 2 FR-4 FIBERGLASS (lbs.) PUSHOUT OF PANEL 2 (lbs.)
SFK-3 0.8 1400 400 45
SFK-3 1.0 1800 400 45
SFK-3 1.2 2000 400 45
SFK-3 1.6 2300 400 45
SFK-5 0.8 2500 400 90
SFK-5 1.0 3000 400 90
SFK-5 1.2 3500 400 90
SFK-5 1.6 4000 400 90
k-smtpflsm-fasteners-metric
TYPE & THREAD SIZE MIN. TENSILE STRENGTH (N) REC. TIGHTENING TORQUE (N•m) TEST SHEET MATERIAL & THICKNESS PULL-OFF (N)
SMTPFLSM-M3 2900 0.61 1.5 mm P.C. Board 445
SMTPFLSM-M3.5 3269 0.8 1.5 mm P.C. Board 465
k-smtpflsm-fasteners-unified
TYPE & THREAD SIZE MIN. TENSILE STRENGTH (lbs.) REC. TIGHTENING TORQUE (in. lbs.) TEST SHEET MATERIAL & THICKNESS PULL-OFF (lbs.)
SMTPFLSM-440 556 4.4 .060" P.C. Board 100
SMTPFLSM-632 724 7.0 .060" P.C. Board 105
k-smtpr-metric
PART NUMBER TEST SHEET MATERIAL & THICKNESS PUSHOUT (N)
SMTPR-1ET .062" Single Layer FR-4 718
k-smtpr-unified
PART NUMBER TEST SHEET MATERIAL & THICKNESS PUSHOUT (lbs.)
SMTPR-1ET .062" Single Layer FR-4 161.4
k-smtra-fasteners-metric
PART NUMBER TEST SHEET MATERIAL & THICKNESS PUSHOUT (N) SIDE LOAD (N)
SMTRAM2-6-5 1.58 mm Single Layer FR-4 418.2 56.8
SMTRAM25-6-5 1.58 mm Single Layer FR-4 216.5 36.9
SMTRAM3-7-5 1.58 mm Single Layer FR-4 257.6 41.3
SMTRAM4-9-7 1.58 mm Single Layer FR-4 369.3 73.3
k-smtra-fasteners-unified
PART NUMBER TEST SHEET MATERIAL & THICKNESS PUSHOUT (lbs.) SIDE LOAD (lbs.)
SMTRA256-8-6 .062" Single Layer FR-4 51.7 7.1
SMTRA440-9-6 .062" Single Layer FR-4 89.5 10.8
SMTRA632-10-8 .062" Single Layer FR-4 110.3 8.4
SMTRA832-12-9 .062" Single Layer FR-4 137.2 21.2
k-smtsk-standoffs-metric
TYPE & SIZE PANEL 1 (BOTTOM) TEST SHEET MATERIAL PANEL 1 (BOTTOM) PUSHOUT
SMTSK-61.5 1.58 mm Single Layer FR-4 500 N
k-smtsk-standoffs-unified
TYPE & SIZE PANEL 1 (BOTTOM) TEST SHEET MATERIAL PANEL 1 (BOTTOM) PUSHOUT
SMTSK-6060 .062" Single Layer FR-4 113 lbs
k-smtso-smtsob-fasteners-metric
TYPE THREAD/THRU-HOLE CODE TEST SHEET MATERIAL & THICKNESS PUSHOUT (N) TORQUE-OUT (N•m) RATED CURRENT AMPS
SMTSO 080 .062" Single Layer FR-4 378.7 0.56 11
SMTSOB 080 .062" Single Layer FR-4 378.7 0.56
SMTSO 256 .062" Single Layer FR-4 251 1 25
SMTSOB 256 .062" Single Layer FR-4 251 1 40
SMTSO 440 .062" Single Layer FR-4 251 1 22
SMTSOB 440 .062" Single Layer FR-4 251 1 36
SMTSO 632 .062" Single Layer FR-4 416 1.6 34
SMTSOB 632 .062" Single Layer FR-4 416 1.6 55
SMTSO 832 .062" Single Layer FR-4 672 3 47
SMTSOB 832 .062" Single Layer FR-4 672 3 76
SMTSO 116 .062" Single Layer FR-4 22
SMTSOB 116 .062" Single Layer FR-4 37
SMTSO 143 .062" Single Layer FR-4 33
SMTSOB 143 .062" Single Layer FR-4 55
SMTSO M1 .062" Single Layer FR-4 378.7 0.56 11
SMTSOB M1 .062" Single Layer FR-4 378.7 0.56
SMTSO M1.2 .062" Single Layer FR-4 378.7 0.56 10
SMTSOB M1.2 .062" Single Layer FR-4 378.7 0.56
SMTSO M1.4 .062" Single Layer FR-4 378.7 0.56 10
SMTSOB M1.4 .062" Single Layer FR-4 378.7 0.56
SMTSO M1.6 .062" Single Layer FR-4 378.7 0.56 10
SMTSOB M1.6 .062" Single Layer FR-4 378.7 0.56
SMTSO M3 .062" Single Layer FR-4 251 1 22
SMTSOB M3 .062" Single Layer FR-4 251 1 36
SMTSO M3.5 .062" Single Layer FR-4 416 1.6 34
SMTSOB M3.5 .062" Single Layer FR-4 416 1.6 55
SMTSO M4 .062" Single Layer FR-4 672 3 47
SMTSOB M4 .062" Single Layer FR-4 672 3 76
SMTSO 3.1 .062" Single Layer FR-4 22
SMTSOB 3.1 .062" Single Layer FR-4 36
SMTSO 3.6 .062" Single Layer FR-4 33
SMTSOB 3.6 .062" Single Layer FR-4 55
SMTSO 4.2 .062" Single Layer FR-4 46
SMTSOB 4.2 .062" Single Layer FR-4 75
k-smtso-smtsob-fasteners-unified
TYPE THREAD/THRU-HOLE CODE TEST SHEET MATERIAL & THICKNESS PUSHOUT (lbs.) TORQUE-OUT (in.lbs.) RATED CURRENT AMPS
SMTSO 080 .062" Single Layer FR-4 85.1 4.94 11
SMTSOB 080 .062" Single Layer FR-4 85.1 4.94
SMTSO 256 .062" Single Layer FR-4 56.5 8.56 25
SMTSOB 256 .062" Single Layer FR-4 56.5 8.56 40
SMTSO 440 .062" Single Layer FR-4 56.5 8.56 22
SMTSOB 440 .062" Single Layer FR-4 56.5 8.56 36
SMTSO 632 .062" Single Layer FR-4 93.5 13.83 34
SMTSOB 632 .062" Single Layer FR-4 93.5 13.83 55
SMTSO 832 .062" Single Layer FR-4 151.1 26.96 47
SMTSOB 832 .062" Single Layer FR-4 151.1 26.96 76
SMTSO 116 .062" Single Layer FR-4 22
SMTSOB 116 .062" Single Layer FR-4 37
SMTSO 143 .062" Single Layer FR-4 33
SMTSOB 143 .062" Single Layer FR-4 55
SMTSO M1 .062" Single Layer FR-4 85.1 4.94 11
SMTSOB M1 .062" Single Layer FR-4 85.1 4.94
SMTSO M1.2 .062" Single Layer FR-4 85.1 4.94 10
SMTSOB M1.2 .062" Single Layer FR-4 85.1 4.94
SMTSO M1.4 .062" Single Layer FR-4 85.1 4.94 10
SMTSOB M1.4 .062" Single Layer FR-4 85.1 4.94
SMTSO M1.6 .062" Single Layer FR-4 85.1 4.94 10
SMTSOB M1.6 .062" Single Layer FR-4 85.1 4.94
SMTSO M3 .062" Single Layer FR-4 56.5 8.56 22
SMTSOB M3 .062" Single Layer FR-4 56.5 8.56 36
SMTSO M3.5 .062" Single Layer FR-4 93.5 13.83 34
SMTSOB M3.5 .062" Single Layer FR-4 93.5 13.83 55
SMTSO M4 .062" Single Layer FR-4 151.1 26.96 47
SMTSOB M4 .062" Single Layer FR-4 151.1 26.96 76
SMTSO 3.1 .062" Single Layer FR-4 22
SMTSOB 3.1 .062" Single Layer FR-4 36
SMTSO 3.6 .062" Single Layer FR-4 33
SMTSOB 3.6 .062" Single Layer FR-4 55
SMTSO 4.2 .062" Single Layer FR-4 46
SMTSOB 4.2 .062" Single Layer FR-4 75
k-smtss-standoffs-metric
"TYPE MATERIAL & SIZE" PANEL 1 (BOTTOM) TEST SHEET MATERIAL PANEL 1 (BOTTOM) PUSHOUT PANEL 2 (TOP) MAX. SNAP-ON FORCE
SMTSSS-4MM 1.58 mm Single Layer FR-4 500 N 89 N
k-smtss-standoffs-unified
"TYPE MATERIAL & SIZE" PANEL 1 (BOTTOM) TEST SHEET MATERIAL PANEL 1 (BOTTOM) PUSHOUT PANEL 2 (TOP) MAX. SNAP-ON FORCE
SMTSSS-156 .062" Single Layer FR-4 113 lbs 20 lbs
k-kf2-kfs2-kfe-kfse-kfb3-kfh-pfk-fasteners-unified
TYPE THREAD CODE MAX. NUT TIGHTENING TORQUE (in. lbs.) TEST SHEET THICKNESS & MATERIAL INSTALLATION (lbs.) PUSHOUT (lbs.) TORQUE-OUT (in. lbs.)
KF2, KFS2, KFE, KFSE 256 N/A .060" FR-4 Panel 400 60 6
KF2, KFS2, KFE, KFSE 440 N/A .060" FR-4 Panel 400 65 15
KF2, KFS2, KFE, KFSE 632 N/A .060" FR-4 Panel 500 80 30
KF2, KFS2, KFE, KFSE 832 N/A .060" FR-4 Panel 700 95 35
KF2, KFS2, KFE, KFSE 32 N/A .060" FR-4 Panel 700 100 40
KFB3 440 N/A .060" FR-4 Panel 1000 140 18
KFB3 632 N/A .060" FR-4 Panel 1500 170 28
KFB3 32 N/A .060" FR-4 Panel 1600 180 30
KFB3 420 N/A .060" FR-4 Panel 1700 188 42
KFH 440 4 .060" FR-4 Panel 400 65 7
KFH 632 8 .060" FR-4 Panel 400 70 11
KFH 832 15 .060" FR-4 Panel 400 80 16
KFH 32 18 .060" FR-4 Panel 400 90 17
PFK 440 N/A .060" FR-4 Panel 250 55 N/A
PFK 632 N/A .060" FR-4 Panel 400 60 N/A
k-kf2-kfs2-kfe-kfse-kfb3-kfh-pfk-fasteners-metric
TYPE THREAD CODE MAX. NUT TIGHTENING TORQUE (N•m) TEST SHEET THICKNESS & MATERIAL INSTALLATION (kN) PUSHOUT (N) TORQUE-OUT (N•m)
KF2, KFS2, KFE, KFSE M2 N/A 1.5 mm FR-4 Panel 2.2 267 0.68
KF2, KFS2, KFE, KFSE M3 N/A 1.5 mm FR-4 Panel 2.2 290 1.7
KF2, KFS2, KFE, KFSE M4 N/A 1.5 mm FR-4 Panel 2.2 420 3.4
KF2, KFS2, KFE, KFSE M5 N/A 1.5 mm FR-4 Panel 2.9 440 4.5
KFB3 M3 N/A 1.5 mm FR-4 Panel 4.4 560 2.03
KFB3 M4 N/A 1.5 mm FR-4 Panel 6 680 3.2
KFB3 M5 N/A 1.5mm FR-4 Panel 7.1 800 3.5
KFB3 M6 N/A 1.5mm FR-4 Panel 7.6 835 4.8
KFH M3 0.45 1.5 mm FR-4 Panel 1.8 285 0.79
KFH M4 1.6 1.5 mm FR-4 Panel 1.8 355 1.8
KFH M5 2.1 1.5 mm FR-4 Panel 1.8 400 1.92
PFK M3 -3 1.5 mm FR-4 Panel 1.1 245 N/A

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