PS Magazine Articles

Articles

Category: Small Arms

M4 Carbine: Looking for the Missing BUIS NSN?
April 2, 2020 — The M4 back-up iron sight (BUIS) NSN was mistakenly left out of WP 0040 of TM 9-1005-319-23&P (Apr 19). But the NSN will be added to the TM when it gets updated. ... MORE

M240 Machine Gun: Not All Buffers Are the Same
March 30, 2020 — The story on the top of Page 39 in PS 801 (Aug 19) pointed out that units are seeing cracks in the M240 gun’s channels where the buffer assembly and buttstock slide in. Cracks mean the M240 must be replaced... MORE

M144 Mounts: New Pin and Bracket NSNs
March 26, 2020 — When the M144 mount story on Page 26 of PS 775 (Jun 17) was published, there were no NSNs for the M144 pin and bracket. But now NSNs are available. ... MORE

M240 Machine Gun: Front Mounting Bushing Can Spin
March 20, 2020 — Soldiers, we have an update on the M240 machine gun’s front mounting bushing. If it spins, that doesn’t deadline the weapon. On Page 41 of PS 788 (Jul 18), we said if there was any movement of the front mounting bushing, the weapon was NMC... MORE

M2A1 Machine Gun: Protect the Mounting Pin and CROWS Elevation Servo
March 9, 2020 — Dear Editor, Which is stronger: the CROWS elevation servo motor or the M2A1 machine gun mounting pin? Trick question! The answer is, neither. After the machine gun is removed from the mount, make sure to push the pin back in... MORE

M16-Series Rifle, M4/M4A1 Carbine: Rifle Charging Handle NSN?
March 9, 2020 — Dear Half-Mast, When I went through the new version of the M16 rifle/M4 carbine’s TM 9-1005-319-23&P (Apr 19), I found no NSN listing for the M16/M4 charging handle in WP 0040-12. Can you help me out?... MORE

Small Arms: Give Weapons a Fighting Chance
February 27, 2020 — TMs are free. Armorers can order as many as they need. Every unit should have a pubs clerk and armorers should make a point to find out who it is. Give the pubs clerk a list of the TMs you need and within minutes the order can be in the system... MORE

Small Arms: Weapon Cleaning Kits May Be Cheaper by the Piece
February 21, 2020 — Dear Editor, I wanted to share with other PS readers the initiative of one of my high-speed NCOs, SGT Logan Thomas. He created a weapons cleaning kit calculator in Excel. His spreadsheet compares the cost of cleaning kits to the cost of ordering the individual components of the kits. ... MORE

M16-Series Rifle, M4/M4A1 Carbine: Food for Feeding Thought
February 21, 2020 — Dear Editor, I recently helped a unit with their pre-mobilization training. I noticed several instances of M16-series rifle and M4/M4A1 carbine misfires because of how the weapons were loaded... MORE

Small Arms: New Barrel Erosion Gage Measures Different Rounds
February 21, 2020 — What rounds you fire through your M16 rifle or M4/M4A1 carbine make a difference in barrel erosion. That’s why the Army is fielding a new bore erosion gage, NSN 5220-01-676-3452... MORE

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