Mfr Part #:

1604-4

Round standoff with #6-32 internal thread, female swage design, made of brass with nickel plating. Overall length 17.04mm (0.671") and between board height 12.70mm (0.500").

✓ Total Stock: 445 pcs

1604-4 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Bristol Electronics ✓ Non-Authorised Inventory information	445 pcs On Request	445 pcs	On Request	1	On Request	On Request	2026-02-25 06:16:38	On Request	On Request

1604-4 Description

Short technical summary and product information.

The Keystone Electronics 1604-4 is a round standoff designed for spacing and mounting printed circuit boards. It features a #6-32 internal thread with a female swage configuration for secure attachment to panels or boards.

This standoff is constructed from brass with a nickel plating, providing good corrosion resistance and conductivity. The overall length is 17.04mm (0.671"), and the between board height measures 12.70mm (0.500") to accommodate standard PCB stacking requirements.

The 6.35mm (0.250") outer diameter offers a robust mechanical profile suitable for general-purpose electronic assemblies. As a threaded fastener, it allows easy installation with matching #6-32 screws or bolts.

1604-4 Quick Information

Product Type: Round Standoff

Canonical Name: Round Standoff, Female Swage, #6-32 Thread, Brass, Nickel Plating, 17.04mm Overall Length, 0.500" Between Board Height

Subcategory: Female Swage Threaded Standoff

1604-4 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

1604-4 Features

Round standoff with #6-32 internal thread.
Nickel-plated brass construction.
0.500 inch between board height.
Female swage design for secure mounting.
17.04mm overall length.

1604-4 Applications

Used for spacing and mounting PCBs.
Provides mechanical support in electronics assemblies.
Suitable for commercial and industrial equipment.
Allows precise board-to-board height alignment.

1604-4 FAQs

7 frequently asked questions generated from this part’s specifications.

Is the Keystone 1604-4 standoff RoHS compliant?

Yes, it is listed as RoHS3 compliant, but this is unverified.

What thread size does the 1604-4 standoff use?

#6-32 UNF thread.

What material is the 1604-4 standoff made of?

Brass with nickel plating.

What is the overall length of the 1604-4 standoff?

17.04mm (0.671").

What is the between board height of the 1604-4 standoff?

12.70mm (0.500").

What is the diameter of the 1604-4 standoff?

6.35mm (0.250").

What gender is the 1604-4 standoff?

Female, swage type.