Backshells and Accessories 189-037 Environmental Backshell with Banding Strain Relief for MIL-DTL-38999 Series III Fiber Optic Connectors 189 H S 037 M 17 07-3 Product Series Connector Designator H = MIL-DTL-38999 Series III 2.0 (50.8) 1.0 (25.4) Angular Function S = Straight M = 45° Elbow N = 90° Elbow Basic Number Finish Symbol (Table III) Shell Size (See Table I) Shrink Sleeving Mil-I-23053/5 (See Note 5) Dash No. (See Table II) Length in 1/2-Inch Increments (See Note 3) O-ring O-rings Anti-rotation Device A Thread Shrink Sleeving Mil-I-23053/4 (See Notes 5 & 6) X Length Cable Seal K Dia Cable Range B Dia SYM S STRAIGHT Knurl Style Mfr Option 1.50 (38.1) W Wrench Flats Straight Knurl C E D F .75 (19.1) R Min. SYM N SYM M 45 º 90º © 2006 Glenair, Inc. CAGE Code 06324 Printed in U.S.A. GLENAIR, INC. • 1211 AIR WAY • GLENDALE, CA 91201-2497 • 818-247-6000 • FAX 818-500-9912 E-Mail: [email protected] I-4 www.glenair.com Backshells and Accessories 189-037 Environmental Backshell with Banding Strain Relief for MIL-DTL-38999 Series III Fiber Optic Connectors TABLE I: SHELL SIZE Shell Size A Thread ISO Metric B Max C Max D Max E Max F Max 11 M15 x 1 - 6H 1.060 (26.9) .861 (21.9) 1.111 (28.2) 1.563 (39.7) 1.875 (47.6) 13 M18 x 1 - 6H 1.170 (29.7) .911 (23.1) 1.161 (29.5) 1.938 (49.2) 2.250 (57.2) 15 M22 x 1 - 6H 1.290 (32.8) .965 (24.5) 1.215 (30.9) 1.938 (49.2) 2.250 (57.2) 17 M25 x 1 - 6H 1.420 (36.1) 1.014 (25.8) 1.264 (32.1) 2.063 (52.4) 2.375 (60.3) 19 M28 x 1 - 6H 1.540 (39.1) 1.064 (27.0) 1.314 (33.4) 2.063 (52.4) 2.375 (60.3) 21 M31 x 1 - 6H 1.670 (42.4) 1.118 (28.4) 1.368 (34.7) 2.563 (65.1) 2.875 (73.0) 23 M34 x 1 - 6H 2.010 (51.1) 1.172 (29.8) 1.422 (36.1) 2.313 (58.8) 2.688 (68.3) 25 M37 x 1 - 6H 2.120 (53.8) 1.221 (31.0) 1.471 (37.4) 2.250 (57.2) 2.563 (65.1) TABLE II: DASH NUMBER, CABLE RANGE & SHRINK SLEEVE Dash No. Fiber Optic Cable Range K Dia +.005 (0.1) W Hex X Dim MIL-I-23053/4 Shrink Sleeve MIL-I-23053/3 Shrink Sleeve 05 .200 (5.1) / .285 (7.2) .312 (8.0) .750 (19.1) 2.320 (58.9) /4-203-0 /5-107-0 07 .285 (7.2) / .390 (9.9) .438 (11.1) .870 (22.1) 2.800 (71.1) /4-204-0 /5-108-0 09 .390 (9.9) / .550 (14.0) .562 (14.3) 1.060 (26.9) 3.660 (93.0) /4-204-0 /5-109-0 11 .550 (14.0) / .670 (17.0) .688 (17.5) 1.300 (33.0) 4.370 (111.0) /4-205-0 /5-109-0 TABLE III: FINISH SYM MATERIAL NF Aluminum Cadmium/Olive Drab over Electroless Nickel (500 Hr. Salt Spray) FINISH B Aluminum Cadmium Plate/Olive Drab J Aluminum Gold Iridite over Cadmium Plate over Nickel N Aluminum Cadmium Plate/Olive Drab over Nickel M Aluminum Electroless Nickel T Aluminum Cadmium Plate/Bright Dip over Nickel APPLICATION NOTES 1. Assembly to be identified with manufacturer’s name and P/N as space permitted. 2. Glenair 600 series Backshell assembly tools are recommended for assembly and installation. 3. Standard minimum length: 1.5 inches, for shorter length consult factory. 4. Material/ Finish: Adapter, Coupling Nut- Al Alloy/ See Table III. Strain relief components- Nylon 6/6 (Flame resistant/ zero halogen. Anti- Rotation device- Torlon 4203L- Natural. O-Rings- Fluorosilicone/ N.A. © 2006 Glenair, Inc. 5. MIL-I-23053/4 & /5 Shrink Sleeving to be packaged loose in a plastic bag. 6. MIL-I-23054/4 Shrink Sleeving to be heat Shrink over rear of adapter before MIL-I-23053/5 Shrink Sleeving. 7. Metric dimensions (mm) are indicated in parentheses. CAGE Code 06324 Printed in U.S.A. GLENAIR, INC. • 1211 AIR WAY • GLENDALE, CA 91201-2497 • 818-247-6000 • FAX 818-500-9912 E-Mail: [email protected] I-5 www.glenair.com