Screw Nut Set UNC 4/40 InLine 77775B 100 pcs

Screw-nut set InLine UNC 4/40 (77775B) — a pack of 100 silver-coloured UNC 4/40 nuts designed to join two Sub-D plugs and provide secure fastening in electrical and mechanical assemblies. The set is compatible with standard UNC 4/40 screws and is intended for repeated use in connection points where a compact, reliable fastener is required.

Advantages

The InLine UNC 4/40 nuts are made from durable silver-coloured material that resists everyday wear. Supplied as a 100-piece set, they offer consistent thread quality and compatibility with standard UNC 4/40 screws, simplifying stock management for installations and repairs. Their size and thread form are appropriate for fastening Sub-D plug housings and similar connector applications.

Suitable for

Key specifications

How to use

Select the appropriate UNC 4/40 screw and align the Sub-D plug housings to be joined. Thread the nut onto the screw and tighten by hand or with a suitable driver until the connection is secure without over-torquing. For repeated assembly and disassembly, inspect threads for damage and replace any worn nuts to maintain reliable connections.

Recommendations

Use nuts from this set with matching UNC 4/40 screws and avoid excessive torque to prevent thread damage; store in a dry place to reduce corrosion risk.