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Tán ốc (đai ốc)Pem nổi A4, AS, AC, LA4, LAC, LAS
These fasteners provide load bearing threads in thin sheets and permit up to .030″/0.76mm adjustment for mating hole misalignment.
| AS | – | 440 | – | 2 | ZI |
| | | | | | | | | ||
| Type | Thread Size | Shank Code | Plating Designation (steel only) |
AS – Steel, Non Locking
AC – Stainless, Non Locking
LAS – Steel, Locking
LAC – Stainless, Locking
A4 – Stainless, Non Locking, Installs Into Stainless Sheet
LA4 – Stainless, Locking, Installs Into Stainless Sheet
Thread Size |
.112-40 (#4-40) |
Thread Type |
Non-Locking
|
Thread Code |
440 |
Shank Code |
2 |
A (Shank) Max. |
.054 in
|
Min. Sheet Thickness |
.054 in |
Hole Size in Sheet + .003 – .000 |
.290 in |
C Max. |
.289 in |
D Max. |
.290 in |
E ± .015 |
.360 in |
T1 Max. |
.130 in |
Min. Dist. Hole C/L to Edge |
.300 in |
Float |
.015” minimum, in all directions from center, .030” total |
Fastener Material |
Steel |
Fastener Materials – Retainer |
Heat-Treated Carbon Steel |
Fastener Materials – Nut |
Carbon Steel |
Standard Finish – Retainer & Nut |
Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless |
| For Use in Sheet Hardness1 | HRB 70 / HB 125 or Less |
Thread Specification |
Internal, ANSI B1.1, 2B |
CAD Supplier |
PennEngineering® (PEM®) |
Nguồn : https://catalog.pemnet.com/category/floating-self-clinching-fasteners-a4-as-ac
