![Aluminum, 4-40, 1.000 [25.4] L, M-F Standoff - 8405 - Keystone Electronics Corp.](https://partimages.globalspec.com/14/3564/10713564_medium.png)
The Aluminum 4-40 M-F Standoff, part number 8405, has a length of 1.000 inches (25.4 mm) and an outer diameter of 0.250 inches (6.4 mm). It features a hex shape and is designed for male-to-female applications. The standoff has a threaded depth of 0.250 inches (6.4 mm) and a thread length of 0.187 inches (4.75 mm). The finish is Clear Iridite, which provides corrosion resistance. This product is suitable for use in various assembly applications, including PC 104 modules.
Part Number: 8405
"Hex Standoff Threaded #4-40 Aluminum 1.000"" (25.40mm) 1"""
Standoffs & Spacers AL 1.000 M/F THRD
Male⁄Female 0.250 in. Hex Threaded Standoffs
STANDOFF, ALUMINUM, 4-40, 25.4MM; Standoff Material:Aluminum; Thread Size - Metric:-; Thread Size - Imperial:4-40; Standoff Type:Hex Female; Body Length:25.4mm; Overall Length:30.1mm; External Width:6.4mm; Spacer Plating:Iridite RoHS Compliant: Yes
| Keystone Electronics Corp. | DigiKey | VAST STOCK CO., LIMITED | Allied Electronics, Inc. | Newark, An Avnet Company | |
|---|---|---|---|---|---|
| Product Category | Posts, Spacers, and Standoffs | Posts, Spacers, and Standoffs | Posts, Spacers, and Standoffs | Posts, Spacers, and Standoffs | Posts, Spacers, and Standoffs |
| Product Number | 8405 | 36-8405-ND | 8405 | 70181949 | 62W5285 |
| Product Name | Aluminum, 4-40, 1.000 [25.4] L, M-F Standoff | Board Spacers, Standoffs | Standoffs & Spacers | Standoff;M/F;Aluminum Clear Iridite;4-40;0.25" Hex;Length 1";TL-Ext 0.187" | Standoff, Aluminum, 4-40, 25.4Mm; Standoff Material Keystone |
| Type & Shape | Standoff; Male/Female Standoff; Hex | Standoff; Hex | Standoff | Female Standoff; Male/Female Standoff; Hex | Standoff; Female Standoff; Hex |
| Mounting | Threaded | ||||
| Material | Metal; Aluminum | Aluminum | Aluminum | Metal; Aluminum; Aluminum |
