.550 Magnum - Manufacturer Loading Data

Bullet
Type
Primer Case Trim
Length
C.O.L. Grains Vel. Press. Diam. Source
    600 gr  RN SP
(Hawk, Inc.)
 WIN WLRM  2495
(Accurate)
 Jamison Brass & Ammunition     3.790" Starting:  108.0 gr  2,210    0.550" Accurate
C 
Max: 120.0 gr 2,455 61,940
    600 gr  RN SP
(Hawk, Inc.)
 WIN WLRM  2520
(Accurate)
 Jamison Brass & Ammunition     3.790" Starting:  113.4 gr  2,271    0.550" Accurate
C 
Max: 126.0 gr 2,523 60,840
    700 gr Lead RNFP
(CPB)
 WIN WLRM  2015
(Accurate)
 Jamison Brass & Ammunition     3.735" Starting:  86.4 gr  1,872    0.550" Accurate
C 
Max: 96.0 gr 2,080 49,440
    700 gr Lead RNFP
(CPB)
 WIN WLRM  5744
(Accurate)
 Jamison Brass & Ammunition     3.735" Starting:  54.0 gr  1,504    0.550" Accurate
C 
Max:   24,740  
    700 gr  BAND-S
(Barnes)
 WIN WLRM  2015
(Accurate)
 Jamison Brass & Ammunition     3.735" Starting:  93.6 gr  1,989    0.550" Accurate
C 
Max: 104.0 gr 2,210 62,660
    700 gr  RN SP
(Hawk, Inc.)
 WIN WLRM  2495
(Accurate)
 Jamison Brass & Ammunition     3.720" Starting:  98.1 gr  1,971    0.550" Accurate
C 
Max: 109.0 gr 2,190 64,810
    700 gr  SPHJ
(Alaska Bullet Company)
 WIN WLRM  2495
(Accurate)
 Jamison Brass & Ammunition     3.780" Starting:  107.1 gr  2,061    0.550" Accurate
C 
Max: 119.0 gr 2,290 62,310
    700 gr  FN SLD
(GS Custom Bullets)
 WIN WLRM  2495
(Accurate)
 Jamison Brass & Ammunition     3.790" Starting:  102.6 gr  2,041    0.550" Accurate
C 
Max: 114.0 gr 2,268 60,480
    700 gr  RN SP
(Hawk, Inc.)
 WIN WLRM  2520
(Accurate)
 Jamison Brass & Ammunition     3.715" Starting:  101.7 gr  2,005    0.550" Accurate
C 
Max: 113.0 gr 2,228 61,410
    700 gr  BAND-S
(Barnes)
 WIN WLRM  TAC
(Ramshot)
 Jamison Brass & Ammunition     3.735" Starting:  105.3 gr  2,083    0.550" Accurate
C 
Max: 117.0 gr 2,314 59,650
    700 gr  RN SP
(Hawk, Inc.)
 WIN WLRM  TAC
(Ramshot)
 Jamison Brass & Ammunition     3.715" Starting:  104.4 gr  2,030    0.550" Accurate
C 
Max: 116.0 gr 2,256 61,370
    700 gr  SPHJ
(Alaska Bullet Company)
 WIN WLRM  TAC
(Ramshot)
 Jamison Brass & Ammunition     3.780" Starting:  107.1 gr  2,051    0.550" Accurate
C 
Max: 119.0 gr 2,279 61,620
    700 gr  BAND-S
(Barnes)
 WIN WLRM  X-Terminator
(Ramshot)
 Jamison Brass & Ammunition     3.735" Starting:  97.2 gr  2,060    0.550" Accurate
C 
Max: 108.0 gr 2,289 62,320
    700 gr  FN
(GS Custom Bullets)
 WIN WLRM  X-Terminator
(Ramshot)
 Jamison Brass & Ammunition     3.790" Starting:  101.7 gr  2,091    0.550" Accurate
C 
Max: 113.0 gr 2,323 60,900
    800 gr  RN SP
(Hawk, Inc.)
 WIN WLRM  4064
(Accurate)
 Jamison Brass & Ammunition     3.835" Starting:  101.7 gr  1,793    0.550" Accurate
C 
Max: 113.0 gr 1,992 61,150
    800 gr  RN SP
(Hawk, Inc.)
 WIN WLRM  Big Game
(Ramshot)
 Jamison Brass & Ammunition     3.835" Starting:  104.4 gr  1,863    0.550" Accurate
C 
Max: 116.0 gr 2,070 61,150