S&W PC Pro Model 642 .38 Special 1.88 in 5-Round

The Smith & Wesson PC Pro Model 642 .38 Special 1.88 in 5-Round is a purpose-built J-frame revolver that strips away everything but the essentials for deep-concealment carry. This Pro Series variant takes the legendary 642 platform and adds Performance Center touches—a tuned action, refined trigger, and a matte silver finish that resists holster wear. It’s a five-shot .38 Special with a 1.88-inch barrel, alloy frame, and fixed sights, built for shooters who want a reliable backup or pocket gun that disappears until you need it.

Manufacturer	Smith & Wesson
Model	PC Pro Model 642
Material	Aluminum alloy frame, stainless steel cylinder & barrel (per manufacturer specs)
Compatibility	.38 Special +P ammunition
Finish	Matte silver (Performance Center hard coat)
Weight	Approximately 14.5 ounces unloaded
Condition	New, factory-fresh

Key Features

• Performance Center Tuned Action – Why it matters: The double-action-only trigger is smoother and lighter than a stock 642, reducing pull weight by roughly 2 pounds while maintaining reliable primer strikes. You get a consistent, predictable break every time.
• 1.88-Inch Barrel with Fixed Sights – Why it matters: That short barrel keeps the revolver pocket-friendly and snag-free, while the fixed front blade and rear notch give you a low-profile sight picture that won’t catch on clothing. No adjustments, no fuss.
• Alloy Frame & Matte Silver Finish – Why it matters: The aluminum frame shaves ounces off the carry weight—under 15 ounces loaded—and the hard-coat finish resists sweat, moisture, and holster abrasion better than blued steel. It’s a daily-carry finish that lasts.
• Five-Round Cylinder with .38 Special +P Rating – Why it matters: You get five rounds of .38 Special, including +P loads, in a package that fits in a jeans pocket or ankle holster. The cylinder release is flush-mounted to avoid snags, and the fluted cylinder shaves rotational mass for faster lockup.
• Rubber Grips with Full-Finger Grooves – Why it matters: The soft rubber grips absorb recoil from +P rounds and give you a secure hold even with sweaty hands. The finger grooves index your hand consistently for repeatable trigger placement.

Who It’s For

This revolver is for the collector who appreciates Performance Center fitment in a classic J-frame, and for the shooter who wants a backup gun that disappears on the belt or in a pocket. It’s also ideal for revolver shooters who prefer a consistent double-action-only trigger over a manual safety or cocking hammer. If you carry a semi-auto as primary and need a deep-concealment revolver for off-duty or backup, the PC Pro Model 642 fits that niche perfectly.

Pros & Cons

• Pros: Lightweight (14.5 oz), Performance Center tuned trigger, snag-free profile, +P rated, corrosion-resistant finish, proven J-frame reliability.
• Cons: Fixed sights limit precision beyond 15 yards; five-shot capacity is low compared to modern micro-compact semi-autos; the alloy frame can feel snappy with hot +P loads.

Comparison

Feature	S&W PC Pro Model 642	Zev Technologies OZ9 Compact	Geissele Automatics Super 1911
Caliber	.38 Special +P	9mm	.45 ACP
Capacity	5 rounds	15+1	8+1
Weight	14.5 oz	24 oz	39 oz
Barrel Length	1.88 in	4.17 in	5.0 in
Trigger	DAO, tuned	Striker, flat	Single-action, adjustable
Best For	Deep concealment / backup	Duty / competition	Target / competition

The Zev OZ9 is a striker-fired polymer compact with higher capacity and a red-dot-ready slide—better for primary carry or competition. The Geissele Super 1911 is a full-size 1911 with match-grade fitment, ideal for bullseye shooting or as a collection piece. The PC Pro Model 642 fills the niche for a lightweight, snag-free revolver that rides in a pocket or ankle holster, offering simplicity and reliability that semi-autos can’t match.

FAQ

What is the barrel twist rate on the S&W PC Pro Model 642?

Per Smith & Wesson specs, the 1.88-inch barrel uses a 1:18.75-inch twist rate, optimized for standard .38 Special bullets from 125 to 158 grains.

Can I use .38 Special +P ammunition in this revolver?

Yes, the PC Pro Model 642 is rated for +P loads. The cylinder and barrel are heat-treated stainless steel, and the alloy frame is reinforced at the yoke. That said, +P will accelerate wear on the alloy frame over thousands of rounds—use it for carry loads, practice with standard pressure.

What holsters fit the S&W PC Pro Model 642?

Any holster made for the standard Smith & Wesson 642 J-frame will fit this model. The Performance Center version has the same external dimensions. Popular options include pocket holsters from DeSantis, ankle rigs from Galco, and IWB holsters from CrossBreed.

Does the PC Pro Model 642 have a lock?

Yes, it includes the internal lock (IL) system, per Smith & Wesson’s standard J-frame production. Some collectors remove it, but it’s present from the factory.

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Last updated: April 2026

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