Pistol · Not SAAMI standardized
.22 TCM 9R
Modified .22 TCM shortened to feed reliably through standard 9mm-length magazines.
- Caliber
- 0.224″ · 5.69 mm
- Introduced
- 2013
- Case
- Rimless
- Parent
- .223 Remington
- Primary use
- Self-Defense
- Status
- Active
- Introduced
- 2013
- Type
- Pistol
- Origin
- Philippines
- Inventor
- Fred Craig / Armscor
- Manufacturer
- Armscor / Rock Island Armory
- Standard
- Not SAAMI standardized
- Status
- Active
- Availability
- Limited
- Case capacity
- 15.2 gr H₂O
- Twist (typical)
- 1:16
- Primer
- Boxer Small Pistol
- Case type
- Rimless
- Max pressure
- 55,000 psi, SAAMI transducer
- Eff. range
- 75 yd
- Max range
- 2300 yd
- Recoil
- 2–2.2 ft·lb
- Subsonic
- Capable
Ballistics
Published velocity/energy data isn't available for .22 TCM 9R. Parent case: .223 Remington.
Performance
Dimensionscase measurements · scale drawing · size vs familiar rounds
Case dimensions — the scale drawing at the top of the page is built from these.
Wikipedia · approximate| Measure | mm | in | ✓ |
|---|---|---|---|
| Bullet ⌀ | 5.69 | 0.224 | · |
| Neck ⌀ | 6.48 | 0.255 | · |
| Shoulder ⌀ | 9.20 | 0.362 | · |
| Shoulder angle | 23° | — | |
| Base ⌀ | 9.55 | 0.376 | · |
| Rim ⌀ | 9.60 | 0.378 | · |
| Belt ⌀ | n/a | ||
| Rim thickness | 1.27 | 0.050 | · |
| Neck length | 5.87 | 0.231 | |
| Case length | 26.04 | 1.025 | · |
| Overall length | 29.46 | 1.160 | ~ |
Size vs familiar rounds
Drawn at true 1:1 — every case is accurate relative to the others. Absolute size depends on your screen's pixel density, so measuring one against a real ruler may be off. .22 TCM 9R is highlighted below.
Missing a dimension for .22 TCM 9R? Some case measurements aren't in a published SAAMI/CIP drawing yet. Have a factory or reamer print? Send it → — verified hard-to-find data earns a free Lindcott sticker.
Factory loads
Being verified
Advertised FPS, energy, and BC are withheld until loads clear verification.
Reloading costestimate cost per round vs factory
Estimate your cost per round and how it compares to factory. Inputs are yours — nothing is stored.
Cost estimate only — not load data. Charge weight is your input; follow published manuals for safe charges.
Lineage
History
Developed by Armscor/Rock Island Armory in the Philippines as a companion cartridge to the .22 TCM. Modified from the original .22 TCM to feed reliably in standard 9mm-length magazines, allowing use in 9mm pistol conversions with a simple barrel change.
FAQs
- What twist rate does .22 TCM 9R use?
- .22 TCM 9R typically uses a 1:16 twist rate.
- What bullet diameter is .22 TCM 9R?
- .22 TCM 9R uses a 0.224″ (5.69 mm) diameter bullet.
- Is .22 TCM 9R still in production?
- .22 TCM 9R is active; typical availability is limited.
- What is .22 TCM 9R used for?
- .22 TCM 9R is primarily used for self-defense.
- What is .22 TCM 9R based on?
- .22 TCM 9R is derived from the .223 Remington case.
Sources & provenance
- Standard SAAMI — SAAMI cartridge & chamber drawing — .22 TCM 9R archived
- Secondary The Firearm Blog — MPDW Calibers 013: .22 TCM and .22 TCM 9R · parent_cartridge
- Secondary Wikipedia — .22 TCM (case genealogy + 9R subsection) · parent_cartridge
- Secondary American Rifleman (NRA) — Tested: The .22 TCM Cartridge · parent_cartridge
Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 20 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →
