M3 GREASE GUN for Sale
Browse M3 Grease Gun listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The M3 Grease Gun, introduced in 1942 by the U.S. military, served as a simple and reliable submachine gun. It emphasizes ease of manufacture and robustness over elaborate design. This iconic firearm remains popular with collectors and history enthusiasts for its World War II legacy.
Why It's a Top Choice
- Robust and easy to maintain under combat conditions
- Simple stamped steel construction for mass production
- Effective 9mm SMG with controllable rate of fire
- Distinctive compact design suited for close quarters
- Popular among collectors due to historical significance
Key Variants
M3A1 Grease Gun
Improved later model with stamped metal parts replacing machined components, favored for easier production and reduced cost during WWII.
Competitor Comparison Table
| Feature | M3 Grease Gun | Thompson Submachine Gun | MP40 |
|---|---|---|---|
| MSRP | Not commercially sold (military issue) | Not commercially sold (military issue) | Varies (military and collector models) |
| Capacity/Size | 30 rounds (9mm), compact size | 20 or 30 rounds (.45 ACP), heavier | 32 rounds (9mm), compact |
| Weight | around 10 lbs (loaded) | approx. 10-11 lbs | around 8.7 lbs |
| Optics-Ready | No | No | No (original) |
| Trigger Type | Single-stage, blowback operated | Single-stage, recoil operated | Single-stage, blowback operated |
| Notable Pro | Low production cost and reliable | High stopping power and iconic status | Compact with good control |
| Notable Con | Heavy and slow rate of fire | Heavy and costly to produce | Lower magazine capacity vs newer SMGs |
Best Use Cases
- Historical collections and reenactments
- Close-quarters training with 9mm platform
- Military history enthusiasts
- Film and media props
FAQs
Can I use modern 9mm ammo in the M3 Grease Gun?
Yes, the M3 fires standard 9x19mm Parabellum rounds compatible with modern 9mm ammunition, but ensure proper maintenance due to its vintage design.
What is the effective range of the M3 Grease Gun?
The effective range is approximately 100-150 meters, suitable for close-quarters combat scenarios typical of its service era.
How does the M3 differ from the Thompson SMG?
The M3 is lighter, simpler, and cheaper to produce, while the Thompson offers higher caliber and heavier build with more stopping power.
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