![Aluminum, 4-40, .500 [12.7] L, M-F Standoff - 8401 - Keystone Electronics Corp.](https://partimages.globalspec.com/14/3564/10713564_medium.png)
Aluminum male/female threaded standoff with 4-40 threads, 0.500 in (12.7 mm) length, and an external diameter of 0.250 in (6.4 mm). The internal thread depth is 0.250 in (6.4 mm), and the external thread length is 0.187 in (4.7 mm). The part is RoHS compliant and conforms to ASTM B211 for aluminum.
Part Number: 8401
"Hex Standoff Threaded #4-40 Aluminum 0.500"" (12.70mm) 1/2"""
SPACER/STANDOFF, HEX, AL 6.35MM X 12.7MM; Standoff Material:Aluminum; Thread Size - Metric:-; Thread Size - Imperial:4-40; Standoff Type:Hex Female; Body Length:12.7mm; Overall Length:17.4mm; External Width:6.35mm RoHS Compliant: Yes
Male⁄Female 0.250 in. Hex Threaded Standoffs
Standoffs & Spacers AL .500 M/F THRD
| Keystone Electronics Corp. | Heilind Electronics, Inc. | DigiKey | Newark, An Avnet Company | Allied Electronics, Inc. | VAST STOCK CO., LIMITED | |
|---|---|---|---|---|---|---|
| Product Category | Posts, Spacers, and Standoffs | Posts, Spacers, and Standoffs | Posts, Spacers, and Standoffs | Posts, Spacers, and Standoffs | Posts, Spacers, and Standoffs | Posts, Spacers, and Standoffs |
| Product Number | 8401 | 8401 | 36-8401-ND | 62W5282 | 70181945 | 8401 |
| Product Name | Aluminum, 4-40, .500 [12.7] L, M-F Standoff | ALUMINUM STANDOFF | Board Spacers, Standoffs | Spacer/standoff, Hex, Al 6.35Mm X 12.7Mm; Standoff Material Keystone | Standoff;M/F;Aluminum Clear Iridite;4-40;0.25" Hex;Length 0.5";TL-Ext 0.187" | Standoffs & Spacers |
| Type & Shape | Standoff; Male/Female Standoff; Hex | Standoff | Standoff; Hex | Standoff; Female Standoff; Hex | Female Standoff; Male/Female Standoff; Hex | Standoff |
| Mounting | Threaded | |||||
| Material | Metal; Aluminum | Aluminum | Metal; Aluminum; Aluminum | Aluminum |
