Find 1/4" OD x 1/2" L x 8-32 Thread Steel Male/Female Hex Standoff, Zinc Clear Plated (100/Pkg.) at AFT Fasteners.
Hex Standoff, Male-Female, Brass, Nickel Plating, 6-32 inch Screw Size, 1/4 inch OD, 3/4 Body Length, (Pack of 500): : Industrial & Scientific
Nuts, Bolts & Fasteners at Ace Hardware
Threaded Hex Spacer/Standoff Female, 1/2 x 1/4-20 x Available in Many Lengths by Metal Spacers Online (1 Length, 2): : Industrial & Scientific
Male / Female Hex Standoffs
Electronics Hardware
PKG of 20) Standoff, 1/4 Hex, F-F, 8-32, 9/16 L, Steel, Clear Chromate, RAF
1/4-20 x 1/2 Hex Standoff Zinc Plated #4675-2520-S-12 5/8L Female Thread
1/4 Hex Male-Female Standoff : Apex Fasteners
1/4 Hex Female-Female Standoff : Apex Fasteners
ASM2011LO Captured Screw Catalog, PDF, Screw
1/4-20 x 1/2 Hex Standoff Zinc Plated #4675-2520-S-12 5/8L Female Thread
4-40 x 1 1/8 x 1/4 AF Coarse Thread Hex Female Standoff Aluminum
D SUB 1/2 4/40 HEX HEAD STANDOFF SCREW LOCK NICKEL PLATED MALE FEMALE 20-PAK