ALL DIMENSIONS IN MILLIMETERS
THREAD SIZE C max D max
M 2x0.4
M 2.5x0.45
M 3x0.5
M 3.5x0.6
M 4x0.7
M 5x0.8
M 6x1
Head Driver
Size
RECOM. CLEAR. HOLE
4.830
5.460
6.700
8.100
8.690
9.900
12.580
1.600
2.100
2.400
2.600
3.050
3.700
4.600
#1
#1
#2
#2
#2
#2
#3
MIN.
2.310
2.670
3.550
3.890
4.390
5.560
6.730
MAX.
2.410
2.840
3.650
3.990
4.540
5.660
6.830
LENGTH
TYPICAL CLEARANCE HOLE DETAIL
4 to 12 mm
4 to 12 mm
4 to 40 mm
4 to 40 mm
4 to 40 mm
6 to 40 mm
6 to 50 mm
STANDARD SPECIFICATIONS & COMMON OPTIONS (HOW TO ORDER)
STD. SCREW MATERIAL: TYPE 18/8 STAINLESS STEEL PER DFARS (OTHER MATERIALS AVAILABLE)
STD. SCREW FINISH: NATURAL (PASSIVATED PER MIL-STD-171 UNLESS OTHERWISE SPECIFIED)
STD. O-RING MATERIAL: SILICONE RUBBER (SEE TABLE FOR O-RING OPTIONS)
SAMPLE CATALOG
NO.
SCREW TYPE
THREAD
RM
3
RM3X12-2701-BLKOX
AVAILABLE O-RING MATERIALS
Service
Compound
Material
Temp.
Suffix
Silicone
-150°F to 500°F
-2701
Rubber
-101°C to 260°C
Fluoro-
-78°F to 450°F
-2615
Silicone
-61°C to 232°C
Rubber
-20°F to 400°F
-5701
Viton
A
-29°C to 204°C
Buna N
-65°F to 250°F
-4601
(NBR)
-54°C to 121°C
Neoprene -65°F to 300°F
-3701
(EPR)
-54°C to 149°C
Ethylene
Propylene -65°F to 300°F
-7601
-54°C to 149°C
(EPDM)
COMMON OPTIONS
SUFFIX
DESCRIPTION
-BLKOX
-NY
-LY
-TP
-HTP
BLACK OXIDE PER
MIL-C-13924A,
CLASS 2
LOCKING NYLON
PELLET
LOCKING NYLON
STRIP
LOCKING NYLON
STD. PATCH
HIGH TEMP.
LOCKING NYLON
PATCH
PAN HEAD WITH
CROSS RECESS
ENTER BASIC
THREAD SIZE
ENTER LENGTH
ENTER FROM TABLE
ENTER FROM TABLE
X
LENGTH
12
O-RING SUFFIX -2701
OPTIONS
-BLKOX
K
J
I
H
REV.
CHANGED Cmax of M2 from 4.240 to 4.830
ADDED "PER DFARS" FOR THE SCREW MATERIAL
NEW DRAWING FORMAT
CHANGED HEAD DIA. and HEAD HEIGHT of ALL THREAD
S. GOK
S. GOK
S. GOK
S. GOK
ENG.
DWN.
CHKD.
DESCRIPTION
TITLE:
MAXIMUM AND MINIMUM MEASURE-
MENTS ARE STATED DIRECTLY ON
EACH DIMENSION.
09.09.10
07.02.09
01.21.09
12.12.08
DATE
FINISH: AS NOTED
APM-HEXSEAL CORPORATION
SCALE
DWG. NO.
MAT'L: AS NOTED
SEELSKREW
METRIC PAN HEAD
J. PAULUMBO 12.16.58
RM-0000-00-00
THIS DRAWING COVERS PROPRIETARY ITEM AND IS THE PROPERTY OF THE APM-HEXSEAL CORPORATION.
THIS DRAWING IS NOT TO BE COPIED OR USED WITHOUT THE WRITTEN APPROVAL OF AN OFFICER OF THE APM-HEXSEAL CORPORATION.