1790-2

间隔柱, 黄铜, 4-40, 扣压圆形母, 4.7 mm

圆形 有螺纹 #4-40 黄铜 0.188"（4.78mm）3/16" -

得捷:
ROUND STANDOFF #4-40 BRASS 3/16"

e络盟:
间隔柱, 黄铜, 4-40, 扣压圆形母, 4.7 mm, 7.4 mm

Chip1Stop:
Standoffs Round Swage F 6.4mm 4-40 7.4mm Brass ASTM B16 Nickel

Newark:
# KEYSTONE  1790-2  Standoff, Zinc Plated, Brass, 4-40, Swage Round Female, 4.75 mm