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Load data for .33 Win. + .338 | 250gr | Hornady InterLock RN

Recommended Powder(s):

.33 Win. + .338 | 250gr | Hornady InterLock RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Hornady InterLock RN
Manufacturer SKU:
3330
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.188" | 30.2mm
Caliber:
.33 Win. load data
Case Length (l3):
2.104" | 53.4mm
Cartridge Length (C.O.L.):
2.753" | 69.9mm
Seated Depth:
0.539" | 13.7mm
Shank Seated Depth:
0.539" | 13.7mm
Case Capacity:
63.0 Grains of Water | 4.09 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
44237 psi | 3050 bar
LID:
LID_B2755_C441
Last updated:
2025-01-01

Load data for 130 loads in caliber .33 Win. with .338 | 250gr | Hornady InterLock RN bullet and 65 powder(s). The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 20.9 fps

  • .

    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
84%
39436
89%
**16
97%
ADI AR 2208
<<locked>>
89%
38943
88%
**90
96%
Accurate 2495
<<locked>>
84%
39305
89%
**23
100%
Accurate 2520
<<locked>>
83%
39305
89%
**33
100%
Accurate 4064 👍
<<locked>>
90%
39044
88%
**33
100%
Accurate 4350
<<locked>>
97%
35723
81%
**29
95%
Alliant AR-Comp
<<locked>>
83%
39305
89%
**13
100%
Alliant Reloder- TS 15.5 👍
<<locked>>
90%
39624
90%
**42
98%
Alliant Reloder-15
<<locked>>
88%
39508
89%
**36
97%
Alliant Reloder-16
<<locked>>
96%
37536
85%
**36
95%
Alliant Reloder-17
<<locked>>
94%
39262
89%
**01
97%
Baschieri & Pellagri 107
<<locked>>
85%
39218
89%
**29
96%
Hodgdon BL-C2
<<locked>>
83%
39291
89%
**49
98%
Hodgdon CFE223
<<locked>>
89%
39537
89%
**69
96%
Hodgdon H380
<<locked>>
89%
39421
89%
**26
95%
[Hodgdon H414]*
<<locked>>
93%
39624
90%
**62
92%
Hodgdon Hybrid 100V
<<locked>>
97%
34127
77%
**51
96%
Hodgdon LVR
<<locked>>
96%
39450
89%
**59
95%
Hodgdon VARGET
<<locked>>
89%
39262
89%
**96
96%
IMR 3031
<<locked>>
87%
39117
88%
**42
100%
IMR 4064
<<locked>>
90%
39523
89%
**96
97%
[IMR 4166 Enduron]*
<<locked>>
89%
39175
89%
**47
92%
[IMR 4451 Enduron]*
<<locked>>
91%
39073
88%
**73
92%
[IMR 4831]*
<<locked>>
97%
31560
71%
**21
93%
IMR 4895
<<locked>>
87%
39595
90%
**52
97%
Lovex D073.6
<<locked>>
85%
39305
89%
**33
100%
Lovex S060
<<locked>>
83%
39479
89%
**51
97%
Lovex S062
<<locked>>
88%
39059
88%
**03
98%
[Lovex S065]*
<<locked>>
95%
39769
90%
**06
94%
[Lovex S070]*
<<locked>>
97%
39740
90%
**26
93%
Norma 201
<<locked>>
84%
39073
88%
**87
98%
Norma 202
<<locked>>
84%
39378
89%
**03
100%
Norma 203B
<<locked>>
88%
39537
89%
**39
97%
Norma URP
<<locked>>
97%
37420
85%
**36
95%
Ramshot Big Game
<<locked>>
88%
39479
89%
**56
97%
[Ramshot Hunter]*
<<locked>>
96%
36347
82%
**10
92%
[ReloadSwiss RS 50]*
<<locked>>
89%
39552
89%
**96
93%
ReloadSwiss RS 52 👍
<<locked>>
89%
39392
89%
**78
99%
ReloadSwiss RS 60
<<locked>>
95%
39247
89%
**08
98%
[ReloadSwiss RS 62]*
<<locked>>
97%
36390
82%
**46
94%
[ReloadSwiss RS 70]*
<<locked>>
97%
37623
85%
**42
93%
Rottweil R 902
<<locked>>
86%
38986
88%
**80
98%
Rottweil R 903
<<locked>>
93%
39566
89%
**49
98%
SNPE Vectan SP 11
<<locked>>
91%
39494
89%
**62
97%
SNPE Vectan SP 7
<<locked>>
84%
39726
90%
**03
95%
SNPE Vectan SP 9
<<locked>>
85%
39233
89%
**10
97%
SNPE Vectan Tubal 3000
<<locked>>
83%
39552
89%
**31
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
39175
89%
**44
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
95%
39189
89%
**73
92%
[Shooters World Long Rifle]*
<<locked>>
95%
39769
90%
**06
94%
Shooters World Match Rifle
<<locked>>
85%
39305
89%
**33
100%
Shooters World Precision
<<locked>>
88%
39059
88%
**03
98%
Somchem S335
<<locked>>
84%
39581
89%
**47
100%
Somchem S341
<<locked>>
84%
39117
88%
**00
97%
Somchem S355
<<locked>>
92%
39218
89%
**26
98%
Somchem S365
<<locked>>
97%
32982
75%
**87
97%
Vihtavuori N133
<<locked>>
85%
39740
90%
**41
100%
Vihtavuori N135
<<locked>>
93%
39088
88%
**96
100%
Vihtavuori N140
<<locked>>
87%
39668
90%
**93
100%
Vihtavuori N150
<<locked>>
96%
38522
87%
**96
99%
Vihtavuori N160
<<locked>>
95%
39117
88%
**29
95%
Vihtavuori N540
<<locked>>
87%
39697
90%
**19
100%
Vihtavuori N550
<<locked>>
96%
39653
90%
**82
96%
Winchester 6.5 StaBALL
<<locked>>
96%
39494
89%
**13
97%
[Winchester 760]*
<<locked>>
93%
39624
90%
**62
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
36172
82%
**57
96%
[ADI AR 2208]*
<<locked>>
81%
31009
70%
**36
93%
Accurate 2495
<<locked>>
81%
35288
80%
**57
100%
Accurate 2520
<<locked>>
81%
36201
82%
**77
99%
Accurate 4064
<<locked>>
81%
29689
67%
**59
99%
[Accurate 4350]*
<<locked>>
88%
26324
59%
**26
90%
Alliant AR-Comp
<<locked>>
81%
36579
83%
**73
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
29544
67%
**49
95%
[Alliant Reloder-15]*
<<locked>>
81%
32053
72%
**91
94%
[Alliant Reloder-16]*
<<locked>>
88%
28863
65%
**42
90%
[Alliant Reloder-17]*
<<locked>>
81%
25875
58%
**90
91%
[Baschieri & Pellagri 107]*
<<locked>>
81%
34867
79%
**47
94%
Hodgdon BL-C2
<<locked>>
81%
36027
81%
**90
98%
[Hodgdon CFE223]*
<<locked>>
81%
30530
69%
**82
92%
[Hodgdon H380]*
<<locked>>
81%
29878
68%
**42
91%
[Hodgdon H414]*
<<locked>>
90%
35621
81%
**90
90%
[Hodgdon Hybrid 100V]*
<<locked>>
86%
24743
56%
**24
90%
[Hodgdon LVR]*
<<locked>>
86%
29747
67%
**59
90%
[Hodgdon VARGET]*
<<locked>>
81%
30603
69%
**26
93%
IMR 3031
<<locked>>
81%
32140
73%
**14
100%
[IMR 4064]*
<<locked>>
81%
30197
68%
**13
93%
[IMR 4166 Enduron]*
<<locked>>
86%
35389
80%
**75
90%
[IMR 4451 Enduron]*
<<locked>>
88%
35172
80%
**05
90%
[IMR 4831]*
<<locked>>
92%
27195
61%
**19
90%
IMR 4895
<<locked>>
81%
32808
74%
**21
95%
Lovex D073.6
<<locked>>
81%
33750
76%
**37
99%
Lovex S060
<<locked>>
81%
37130
84%
**11
97%
Lovex S062
<<locked>>
81%
31691
72%
**65
96%
[Lovex S065]*
<<locked>>
86%
30618
69%
**29
90%
[Lovex S070]*
<<locked>>
92%
33721
76%
**14
90%
Norma 201
<<locked>>
81%
35201
80%
**18
97%
Norma 202
<<locked>>
81%
35317
80%
**37
99%
Norma 203B
<<locked>>
81%
31575
71%
**91
95%
[Norma URP]*
<<locked>>
88%
28152
64%
**36
90%
[Ramshot Big Game]*
<<locked>>
81%
30995
70%
**88
94%
[Ramshot Hunter]*
<<locked>>
94%
33649
76%
**51
90%
[ReloadSwiss RS 50]*
<<locked>>
83%
32779
74%
**75
90%
ReloadSwiss RS 52
<<locked>>
81%
29907
68%
**91
96%
[ReloadSwiss RS 60]*
<<locked>>
81%
25309
57%
**73
91%
[ReloadSwiss RS 62]*
<<locked>>
89%
28674
65%
**75
90%
[ReloadSwiss RS 70]*
<<locked>>
92%
32808
74%
**41
90%
Rottweil R 902
<<locked>>
81%
33707
76%
**82
97%
[Rottweil R 903]*
<<locked>>
81%
26948
61%
**96
94%
[SNPE Vectan SP 11]*
<<locked>>
81%
28529
64%
**36
93%
[SNPE Vectan SP 7]*
<<locked>>
81%
35708
81%
**34
94%
SNPE Vectan SP 9
<<locked>>
81%
34679
78%
**31
96%
SNPE Vectan Tubal 3000
<<locked>>
81%
37144
84%
**91
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
30255
68%
**86
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
91%
33678
76%
**75
90%
[Shooters World Long Rifle]*
<<locked>>
86%
30618
69%
**29
90%
Shooters World Match Rifle
<<locked>>
81%
33750
76%
**37
99%
Shooters World Precision
<<locked>>
81%
31691
72%
**65
96%
Somchem S335
<<locked>>
81%
36506
83%
**98
100%
Somchem S341
<<locked>>
81%
35302
80%
**34
96%
[Somchem S355]*
<<locked>>
81%
27992
63%
**06
94%
[Somchem S365]*
<<locked>>
84%
22640
51%
**14
90%
Vihtavuori N133
<<locked>>
81%
34882
79%
**62
100%
Vihtavuori N135
<<locked>>
81%
27340
62%
**80
99%
Vihtavuori N140
<<locked>>
81%
32880
74%
**75
99%
[Vihtavuori N150]*
<<locked>>
81%
24163
55%
**98
93%
[Vihtavuori N160]*
<<locked>>
85%
28239
64%
**06
90%
Vihtavuori N540
<<locked>>
81%
32285
73%
**85
99%
[Vihtavuori N550]*
<<locked>>
84%
27528
62%
**29
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
24845
56%
**95
90%
[Winchester 760]*
<<locked>>
90%
35621
81%
**90
90%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

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