Enerpac ST-121 - Manual (Page 11)

CLAMP ARM MACHINING SPECIFICATIONS
See Pressure and Flow Rate on page 9 to correctly measure the arm length. To
determine the maximum clamping force for the arm, refer to Operating
Specifications — Maximum Flow Rate Chart on page 2.
55˚-60˚
"U"
"T" "S"
0,08 [.003]
A
A
63
√
[1,6]
1,1-1,5 [.04-.06]
2,1-3,0 [.08-.12]
"J"
"L"
"R"
2-PLACES
"P"
"M" "K" "N"
"D"
"H"
"A"
"F" 3-PLACES
"G"
"E"
"B"
"W"
"Q"
40˚-50˚
"V"
"C"
Dimensions are in inches (mm).
300 lb (1,3 kN) 500 lb (2,2 kN) 1250 lb (5,6 kN) 2600 lb (11,6kN)
"A" .49-.46 (12,4-11,7) .65-.62 (16,5-15,8) .77-.74 (19,5-18,8) 1.21-1.18 (30,7-30,0)
"B" Max. 3.20-3.14 (81,2-79,8) 3.98-3.96 (101,0-100,6) 6.21-6.17 (157,7-156,8) 7.52-7.48 (191,0-190,0)
"C" .62-.58 (15,7-14,8) .77-.74 (19,5-18,9) 1.02-.99 (25,9-25,2) 1.41-1.38 (35,8-35,1)
"D" .32-.29 (8,1-7,4) .42-.39 (10,6-10,0) .47-.44 (11,9-11,3) .65-.62 (16,5-15,8)
"E" .29-.31 (7,4-7,8) .36-.38 (9,2-9,6) .50-.52 (12,8-13,2) .69-.71 (17,6-18,0)
"F" 1.61-1.57 (40,8-39,9) 1.96-1.92 (49,7-48,8) 2.79-2.75 (70,8-69,9) 3.58-3.55 (90,9-90,2)
"G" .60-.63 (15,3-16,0) .71-.74 (18,1-18,7) .87-.90 (22,1-22,8) 1.12-1.15 (28,5-29,2)
"H" .29-.31 (7,4-7,8) .34-.36 (8,7-9,1) .44-.46 (11,2-11,6) .74-.76(18,8-19,3)
"J" ,29-.31 (7,4-7,8) .37-.40 (9,4-10,1) .49-.51 (12,5-12,9) .69-.71 (17,5-18,0)
"K" Dia. Ш.37-.39 (9,4-9,9) Ш.40-.42 (10,2-10,6) Ш.51-.53 (13,0-13,4) Ш.62-.64 (15,8-16,2)
"L" .05-.07 (1,3-1,7) .05-.07 (1,3-1,7) .05-.07 (1,3-1,7) .05-.07 (1,3-1,7)
"M" Dia. Ш.220-.227 (5,59-5,76) Ш.280-.289 (7,12-7,34) Ш.342-.351 (8,69-8,91) Ш.388-.397 (9,86-10,08)
"N" Thru #10-32 UNF-2B .250-28 UNF-2b
or M6 x 1
.3125-24 UNF-2B
M8 x 1,25 or M10 x 1,5
.375-24 UNF-2B
"P" .16-.18 (4,1-4,5) .21-.23 (5,4-5,8) .27-.29 (6,9-7,3) .35-.37 (8,9-9,3)
"Q" .36-.32 (9,1-8,2) .46-.43 (11,6-11,0) .57-.54 (14,4-13,8) .74-.71 (18,7-18,1)
"R" 7°-8° 7°-8° 6°-8° 7°-9°
"S" Dia. Ш.387-.389 (9,83-9,88) Ш.456-.469 (11,82-11,91) Ш.727-.731 (18,47-18,56) Ш1.002-1.006 (25,46-25,55)
"T" Dia. Ш.3145--3155
(7,989-8,013)
Ш.3932-.3942
(9,998-10,012)
Ш.6295-.6305
(15,990-16,014)
Ш.8756-.8766 (22,241-22,265)
"U" .10-.12 (2,6-3,0) .12-.14 (3,0-3,5) .16-.18 (4,1-4,5) .27-.29 (6,9-7,3)
"V" .02-.04 (0,5-1,0) .02-.04 (0,5-1,0) .02-.04 (0,5-1,0) .02-.04 (0,5-1,0)
"V" 11°-13° 13°-15° 11°-13° 17°-19°
11