PEMPEM Fastener Catalogue
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B–440–2ZI

B Self-Clinching Blind Fasteners · Unified · PDF page 17 · PEM Fastener Catalogue

B Self-Clinching Blind Fasteners · Unified · thread .112-40 (#4-40)

Self-clinching blind fastener, Zinc plated per ASTM B633, SC1 (5µm), Type III, Colorless.

Also written as B-440-2ZI.

Part number breakdown

SegmentCodeMeaning
TypeBSelf-clinching blind fastener
Thread440Thread size .112-40 (#4-40)
Shank2—
FinishZIZinc plated per ASTM B633, SC1 (5µm), Type III, Colorless

Dimensions

Defines T, L, A, E, B, C, F. The provided image contains technical drawings and part number information for PEM fasteners. Technical Drawing Details Metric Identification: Metric parts are identified by a large chamfer at the blind end. Trademark: PEM® "two groove" registered trademark is located near the head of the fastener. Dimensional Labels: L: Overall length of the fastener. T: Threaded length from head to end. F: Full thread depth. A: Height of the head. B: Diameter of the body/stud. C: Diameter of the clinching feature. E: Overall diameter of the head. Note: Clinching profile may vary.
DimensionValue
Thread Size.112-40 (#4-40)
Type (Fastener Material) › SteelB
Thread Code440
Shank Code2
A (Shank) Max..054
Min. Sheet Thickness.056
Hole Size in Sheet +.003 −.000.166
B Max..150
C Max..165
E ±.010.250
F Min..210
L Max..335
T ±.010.380
Min. Dist. Hole ℄ to Edge.19

Material and finish

PropertyValue
TypeB
ThreadsInternal, ASME B1.1, 2B / ASME B1.13M, 6H
Fastener MaterialsHardened Carbon Steel
Standard FinishesZinc Plated per ASTM B633, SC1 (5µm), Type III, Colorless
For Use in Sheet HardnessHRB 80 / HB 150 or less

Source: Material and Finish Specifications · PDF page 17

Installation tooling

PropertyValue
TypeB/BS
Thread Code440/M3
Anvil Part Number975200001
Punch Part Number975200048

Source: PEMSERTER® Installation Tooling · PDF page 18

Performance data

PropertyValue
Thread Code440
Shank Code2
Sheet Thickness (in.).056
Test Sheet Material › 5052-H34 Aluminum › Installation (lbs.)2000
Test Sheet Material › 5052-H34 Aluminum › Pushout (lbs.)170
Test Sheet Material › 5052-H34 Aluminum › Torque-out (in. lbs.)13
Test Sheet Material › Cold-Rolled Steel › Installation (lbs.)3500
Test Sheet Material › Cold-Rolled Steel › Pushout (lbs.)230
Test Sheet Material › Cold-Rolled Steel › Torque-out (in. lbs.)18

Source: Performance Data (1) · PDF page 18

PEM® 'two groove' registered trademark. Entity: PEM® Product: Metal fastener. Key Feature: "two groove" registered trademark design, located on the fastener head as indicated by the orange arrow. Resources: Fastener drawings and models are available at www.pemnet.com.

Source

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Part number breakdownDimensionsMaterial and finishInstallation toolingPerformance dataRelated drawingsSource