Underwood 150gr Lehigh Defense Xtreme Hunter (100% solid copper) 11/2017
Ballistics Information: 10mm Auto
Muzzle Velocity: 1425 fps
Muzzle Energy: 677 ft. lbs
Brass Make/Headstamp: Underwood – Nickel
Bullet Make/Weight/Construction/Info; Length 0.6750”/Dia. 0.3995” / 0.4000”: 150gr XH
Actual weigh 150.4 / 150.4 grains (recessed cross) 0.0185” Crimp Diameter 0.3990”
5 power bands / 4 grooves 0.3805” upper grove or cannelure 0.3850”
MEPLAT 0.2440” (wide cross) (inner cross) 0.1260” / flat base
C.O.A.L.: 1.2450” / 1.2465”
Primer: Large Pistol primer Nickel color
Case: Diameter 0.4215” Crimp Diameter 0.4210” / 0.4210” (Light Crimp)Length 0.9875”
Powder Description/Positive ID/Type/Charge Weight: Power Pistol 11.2 / 11.4 grains

Bullet length Inside recessed cross 0.6565”
Technical Information:
Caliber: 10mm Auto
Bullet Weight: 150 Grains
Bullet Style: Lehigh Defense Xtreme Hunter
Case Type: Ducta-Bright 7a Nickel Brass
Ballistics Information:
Muzzle Velocity:1425 fps
Muzzle Energy: 677 ft. lbs.

 

 

Underwood 150gr Nosler JHP
Ballistics Information: 10mm Auto
Muzzle Velocity: 1500 fps
Muzzle Energy: 775 ft. lbs
Brass Make/Headstamp: Underwood – Brass
Bullet Make/Weight/Construction/Info; Length 0.5335”/Dia. 0.4000”: Nosler 150gr JHP
HP Depth 0.2015” / HP Dia. 0.2225” tapered / Mouth 0.2550”
Actual weigh 150.0 grains Crimp Diameter 0.3995”
C.O.A.L.: 1.2465” / 1.2465”
Primer: Nickel color
Case: Diameter 0.4215” Crimp Diameter 0.4225” (light crimp)Length 0.9880”
Powder Description/Positive ID/Type/Charge Weight: IMR800X 10.8 grains

Underwood 150gr Nosler JHP (MrRevolverGuy 10/18)
Ballistics Information: 10mm Auto
Muzzle Velocity: 1500 fps
Muzzle Energy: 775 ft. lbs
Brass Make/Headstamp: Underwood – Nickle
Bullet Make/Weight/Construction/Info; Length 0.5335”/Dia. 0.4000”: Nosler 150gr JHP
HP Depth 0.2015” / HP Dia. 0.2225” tapered / Mouth 0.2550”
Actual weigh 150.0 grains Flat base Crimp Diameter 0.3995”
C.O.A.L.: 1.2465”
Primer: Large Pistol Nickel color
Case: Diameter 0.4215” Crimp Diameter 0.4225” (light crimp)Length 0.9880”
Powder Description/Positive ID/Type/Charge Weight: Power Pistol 10.3 grains

 

 

155gn Lehigh bullet xtreme hunter 

11.3 grains of Power pistol powder 

1425 ft./s 

total length 1.245

 

Underwood 140gr Lehigh Controlled Fracturing Hollow Point (100% solid copper)

Ballistics Information: 10mm Auto

Muzzle Velocity: 1550 fps

Muzzle Energy: 746 ft. lbs

Brass Make/Headstamp: Underwood – Brass

Bullet Make/Weight/Construction/Info; Length 0.6730”/Dia. 0.3910”: 140gr CF

Actual weigh 139.8 grains Crimp Diameter 0.4000” *

HP Depth: 0.4200” / HP Cavity: 0.1730 tapered / HP Mouth 0.2375” (Three segments cut to 0.4045” to the first band)

C.O.A.L.: 1.2540”

Primer: Large Pistol Nickel color

Case: Diameter 0.4215” Crimp Diameter 0.4220” (Light Crimp)Length 0.9870”

Powder Description/Positive ID/Type/Charge Weight: LongShot 11.6 grains

 

Underwood 140gr Lehigh Defense Xtreme Penetrator (100% solid copper)

Ballistics Information: 10mm Auto

Muzzle Velocity: 1550 fps

Muzzle Energy: 746 ft. lbs

Brass Make/Headstamp: Underwood – Brass

Bullet Make/Weight/Construction/Info; Length 0.6295”/Dia. 0.3955”: 140gr XP

Actual weigh 140.6 grains Crimp Diameter 0.4000” *

MEPLAT 0.2330” (wide cross) (inner cross) 0.1500”

C.O.A.L.: 1.2525”

Primer: Large Pistol Nickel color

Case: Diameter 0.4215” Crimp Diameter 0.4220” (Light Crimp)Length 0.9880”

Powder Description/Positive ID/Type/Charge Weight: LongShot 11.8 grains

 

 

Underwood 155gr TMJ NFP = not for the public!!

Ballistics Information: 10mm Auto

Muzzle Velocity: 1500 fps

Muzzle Energy: 775 ft. lbs

Brass Make/Headstamp: Star Line – Brass

Bullet Make/Weight/Construction/Info; Length 0.5315”/Dia. 0.3995”: 155gr TMJ

Actual weigh 154.8 grains Crimp Diameter 0.3995”

MEPLAT 0.2500”

C.O.A.L.: 1.2515” / 1.2525”

Primer: Brass color

Case: Diameter 0.4215” Crimp Diameter 0.4220” (Light Crimp)Length 0.9900”

Powder Description/Positive ID/Type/Charge Weight: IMR800X 11.2 grains

 

Underwood 140gr Lehigh Defense Xtreme Penetrator (100% solid copper)

Ballistics Information: 10mm Auto

Muzzle Velocity: 1550 fps

Muzzle Energy: 746 ft. lbs

Brass Make/Headstamp: Underwood – Brass

Bullet Make/Weight/Construction/Info; Length 0.6295”/Dia. 0.3955”: 140gr XP

Actual weigh 140.6 grains Crimp Diameter 0.4000” *

MEPLAT 0.2330” (wide cross) (inner cross) 0.1500”

C.O.A.L.: 1.2525”

Primer: Large Pistol Nickel color

Case: Diameter 0.4215” Crimp Diameter 0.4220” (Light Crimp)Length 0.9880”

Powder Description/Positive ID/Type/Charge Weight: LongShot 11.8 grains

 

 

 

Caliber	Bullet	Case	Minimum OAL (inches)	Bbl Length	Primer	Powder	Charge Weight (grains)	Velocity (fps)	Notes
10mm Auto	165 gr Speer GDHP	Hornady	1.255	5	Fed 150	BE-86	9	1,344	-
10mm Auto	155 FMJ	Federal	1.25	5	Fed 150	BE-86	9.7	1,429	-
10mm Auto	155 gr JHP	Federal	1.25	5	Fed 150	BE-86	9.3	1,403	-
10mm Auto	165 gr JHP	Federal	1.25	5	Fed 150	BE-86	8.7	1,327	-
10mm Auto	180 FMJ	Federal	1.25	5	Fed 150	BE-86	8.5	1,265	-
10mm Auto	180 gr JHP	Federal	1.25	5	Fed 150	BE-86	8.2	1,256	-
10mm Auto	190 JHP	Federal	1.25	5	Fed 150	BE-86	7.6	1,182	-

 

 

 

 

Federal 124 grain Hydra-Shok
BE86 start 5.2 grains MAX 5.5 grains 1.100 OAL
+p MAX load 6.1 grains

147 Grain Hydra-Shok
BE86 start 4.3 grains MAX 4.8 grains 1.100 OAL
+p MAX load 5.2 grains

Speer 124 grain Gold Dot/124 TMJ
BE86 start 5.4 grains MAX 6 grains

147 grain Gold Dot/147 TMJ
BE86 start 4.5 MAX 5.1