This document describes the features and performance of the 3M™ Adjustable Metal Wrist Strap. The wrist strap is made of high-quality stainless steel, providing excellent electrical contact with the user's wrist. The adjustable link design ensures a secure and comfortable fit. The polyurethane polymer strain relief can withstand 1 million flexes. Cord tangles are reduced by the spinning style banana plug. The product meets the requirements of ESD standard 1.1, ANSI/ESD S-20.20, MIL-STD-1686, MIL-HDBK-263, and EIA 625.
The 3M Adjustable Metal Wrist Strap is made from jewelry‑quality stainless steel and features a flexible metal band with adjustable links for a secure, comfortable fit. The strap includes a polyurethane strain‑relief cord with a spinning‑style banana plug, available in 6‑foot or 12‑foot lengths.
The product complies with multiple ESD and military standards, and its technical specifications such as resistance, weight, and flex life are listed for designers and technicians. Part numbers for the 6‑ft and 12‑ft configurations are provided along with contact information for 3M Electronic Solutions Division.
| Metal | Stainless Steel |
|---|---|
| Weight (average) | 33 grams |
| Band interior resistance | <150 Ω |
| Band exterior insulation | Insulative @500 V per mil |
| Band snap size | Post 4 mm |
| Band color | Blue |
| Cord length | 6 ft or 12 ft (extended) |
| Cord resistor | 1 MΩ |
| Flex life | 1 million flexes |
| Banana plug type | Spinning, stainless |
| Banana plug snap size | 4 mm medical grade |
It meets ESD Standard 1.1, ANSI/VESD S‑20.20, MIL‑STD‑1686, MIL‑HDBK‑263, and EIA 625.
The interior resistance of the band is less than 150 ohms.
The strap is rated for 1 million flex cycles.
The cord is offered in 6‑foot or 12‑foot extended lengths.