> **Source:** Core Electronics is an Australian maker-electronics retailer and manufacturer based in Newcastle, NSW, run by a team of makers and educators. We design and manufacture our own product lines (PiicoDev, CE originals) and are official retailers for iconic maker and industrial brands including Raspberry Pi, Arduino, Adafruit, SparkFun and DFRobot. Orders ship Australia-wide from our Newcastle warehouse. Prices are in AUD and include GST. Pricing, stock and dispatch on this page are generated from the store's live catalog. Full machine-readable index: https://core-electronics.com.au/llms.txt

# Aluminum Standoff: 3/4" Length, 4-40 Thread, M-F (4-Pack)

**Type:** Product page · **SKU:** POLOLU-1949 · **Brand:** [Pololu](https://core-electronics.com.au/brands/pololu-australia)
**Page:** https://core-electronics.com.au/aluminum-standoff-3-4-length-4-40-thread-m-f-4-pack.html ([markdown](https://core-electronics.com.au/aluminum-standoff-3-4-length-4-40-thread-m-f-4-pack.html.md))

## Retired product

This product is retired and no longer available for purchase. Search the catalogue for an alternative.

## How to buy

- **Search the catalogue:** `https://core-electronics.com.au/search/{query}.md` (URL-encode the query; pages 2-3 at `search/{query}/{page}.md`; `search.md?q=` also works)
- **Payment methods, purchase orders, policies and contact details:** https://core-electronics.com.au/llms.txt
## Description

| [![](https://a.pololu-files.com/picture/0J2813.250.jpg?4e2c2ee07e7bae333ac5ec52c360e580)](https://a.pololu-files.com/picture/0J2813.1200.jpg?4e2c2ee07e7bae333ac5ec52c360e580) |
|---|

These M-F (male-female) aluminum standoffs are great for separating stacked components or chassis tiers. Each hexagonal standoff is 3/16" wide with male threading extending 3/16" to 1/4" from one end (dimension M on the mechanical drawing to the right) and female threading to a depth of 3/16" to 1/4" in the other end (dimension F). A variety of lengths and thread types are available:

 | BodyLength | Thread | Price per4-pack |  | BodyLength | Thread | Price per4-pack |
|---|---|---|---|---|---|---|
| 0.25" | [\#2-56](https://core-electronics.com.au/aluminum-standoff-1-4-length-2-56-thread-m-f-4-pack.html) | [\#4-40](https://core-electronics.com.au/aluminum-standoff-1-4-length-4-40-thread-m-f-4-pack.html) | $1.75 |  | 11 mm | [M2.5, 4mm](https://core-electronics.com.au/aluminum-standoff-for-raspberry-pi-11mm-length-4mm-m2-5-thread-m-f-4-pack.html) | $1.95 |
| 0.375" | [\#2-56](https://core-electronics.com.au/aluminum-standoff-3-8-length-2-56-thread-m-f-4-pack.html) | [\#4-40](https://core-electronics.com.au/aluminum-standoff-3-8-length-4-40-thread-m-f-4-pack.html) | $1.75 |  | 11 mm | [M2.5, 6mm](https://core-electronics.com.au/aluminum-standoff-for-raspberry-pi-11mm-length-6mm-m2-5-thread-m-f-4-pack.html) | $1.95 |
| 0.5" | [\#2-56](https://core-electronics.com.au/aluminum-standoff-1-2-length-2-56-thread-m-f-4-pack.html) | [\#4-40](https://core-electronics.com.au/aluminum-standoff-1-2-length-4-40-thread-m-f-4-pack.html) | $1.75 |  | 18.6 mm | [M2.5, 6mm](https://core-electronics.com.au/aluminum-standoff-for-raspberry-pi-18-6mm-length-6mm-m2-5-thread-m-f-4-pack.html) | $2.25 |
| 0.75" | [\#2-56](https://core-electronics.com.au/aluminum-standoff-3-4-length-2-56-thread-m-f-4-pack.html) | [\#4-40](https://core-electronics.com.au/aluminum-standoff-3-4-length-4-40-thread-m-f-4-pack.html) | $1.95 |  |  |  |  |
| 1.0" | [\#2-56](https://core-electronics.com.au/aluminum-standoff-1-length-2-56-thread-m-f-4-pack.html) | [\#4-40](https://core-electronics.com.au/aluminum-standoff-1-length-4-40-thread-m-f-4-pack.html) | $2.25 |  |  |  |  |
| 1.25" | [\#2-56](https://core-electronics.com.au/aluminum-standoff-1-1-4-length-2-56-thread-m-f-4-pack.html) | [\#4-40](https://core-electronics.com.au/aluminum-standoff-1-1-4-length-4-40-thread-m-f-4-pack.html) | $2.95 |  |  |  |  |
| 1.5" | [\#2-56](https://core-electronics.com.au/aluminum-standoff-1-1-2-length-2-56-thread-m-f-4-pack.html) | – | $3.15 |  |  |  |  |

The standoffs can be screwed together to make longer standoffs.

[F-F (female-female) standoffs](https://core-electronics.com.au/category/114/female-female-standoffs) with threading running through the entire length of the body are also available:

Alternatives available with variations in these parameter(s): [length thread type Select variant… ](https://core-electronics.com.au/catalog/select-by-specification?parameters=0J76%2C0J109&product=1949&products=2080)

Pololu carry a variety of 2-56 and 4-40 [screws and hex nuts](https://core-electronics.com.au/hardware/screws-nuts.html) that can be used with these standoffs.

**People often buy this product together with:**

 | [![Machine Hex Nut: #4-40 (25-pack)](https://a.pololu-files.com/picture/0J2958.100.jpg?c8ec9aa6fe7fbb56955f9ffa731072fa)](https://core-electronics.com.au/machine-hex-nut-4-40-25-pack.html) | [Machine Hex Nut: #4-40 (25-pack)](https://core-electronics.com.au/machine-hex-nut-4-40-25-pack.html) |
|---|---|

 | [![Aluminum Standoff: 1/2" Length, 4-40 Thread, M-F (4-Pack)](https://a.pololu-files.com/picture/0J2792.100.jpg?7c56b5403494aeec9642e8c45392b6c0)](https://core-electronics.com.au/aluminum-standoff-1-2-length-4-40-thread-m-f-4-pack.html) | [Aluminum Standoff: 1/2" Length, 4-40 Thread, M-F (4-Pack)](https://core-electronics.com.au/aluminum-standoff-1-2-length-4-40-thread-m-f-4-pack.html) |
|---|---|

 | [![Aluminum Standoff: 1" Length, 4-40 Thread, M-F (4-Pack)](https://a.pololu-files.com/picture/0J2794.100.jpg?223f0e5814a51528b0deaa179e7b4c19)](https://core-electronics.com.au/aluminum-standoff-1-length-4-40-thread-m-f-4-pack.html) | [Aluminum Standoff: 1" Length, 4-40 Thread, M-F (4-Pack)](https://core-electronics.com.au/aluminum-standoff-1-length-4-40-thread-m-f-4-pack.html) |
|---|---|

**Dimensions**

 | Length: | 0.75 in |
|---|---|

**General specifications**

 | Gender: | Male-Female |
|---|---|
| Thread type: | 4-40 |

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/a/l/aluminum_standoff_3_4_inch_length_4_40_thread_m_f__4_pack___pololu_1949__00.jpg)