BSOA-6440-26

Blind Threaded Standoffs – Types BSO, BSOA, BSOS

BSOA-6440-26

Blind Threaded Standoffs – Types BSO, BSOA, BSOS

These standoffs, which use the proven self-clinching design, install with a squeeze in properly sized round holes – and become permanently mounted in the thin sheet.

When blind-threaded types are used, outer sheet surfaces are not only flush, but c

Specifications

Thread Code
6440
Thread Size
#4-40
Thread Specification
2B, ANSI B1.1, Internal
Fastener Material
Aluminum
Material Code
A
For Use in Sheet Hardness
HRB 50 / HB 82 or Less
Length Code
26
Product Category
Blind Threaded Standoffs – Types BSO, BSOA, BSOS
CAD Supplier
PennEngineering® (PEM®)
CADPartID
103728
PEM Product Family
SO
Unit (Metric/Unified)
Unified
C + .000 – .005_in
0.212in
F Min._in
0.375in
H Nom._in
0.25in
Hole Size in Sheet + .003 – .000_in
0.213in
L – Length +.002 –.005_in
0.812in
Min. Dist. Hole C/L to Edge_in
0.27in
Min. Sheet Thickness_in
0.04in

Resources

Installation & Performance Data

so-so-sos-soa-bso-bsos-bsoa-standoffs-unified
TYPE THREAD CODE STANDOFF MATERIAL MAX. REC. TIGHTENING TORQUE FOR MATING SCREW (in. lbs.) TEST SHEET MATERIAL INSTALLATION (lbs.) PUSHOUT (lbs.) TORQUE-OUT (in. lbs.) PULL-THRU (lbs.)
SO,SOS,SOA,BSO,BSOS,BSOA 6440 Steel 4.75 .060" 5052-H34 Aluminum 1700 300 25 310
SO,SOS,SOA,BSO,BSOS,BSOA 6440 Stainless Steel 3.8 .060" 5052-H34 Aluminum 1700 300 25 248
SO,SOS,SOA,BSO,BSOS,BSOA 6440 Aluminum 2.85 .060" 5052-H34 Aluminum 1700 300 25 186
SO,SOS,SOA,BSO,BSOS,BSOA 6440 Steel 4.75 .060" Cold-Rolled Steel 3300 420 35 380
SO,SOS,SOA,BSO,BSOS,BSOA 6440 Stainless Steel 3.8 .060" Cold-Rolled Steel 3300 420 35 304
SO,SOS,SOA,BSO,BSOS,BSOA 6440 Aluminum 2.85 .060" Cold-Rolled Steel

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