1、 INCH-POUND MIL-DTL-24643/16F 1 October 2009 SUPERSEDING MIL-DTL-24643/16E 22 August 2002 DETAIL SPECIFICATION SHEET CABLE, ELECTRICAL, -20 C TO +105 C, 1000 VOLTS, TYPE LSTSGU This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for a
2、cquiring the product described herein shall consist of this specification sheet and MIL-DTL-24643. Construction, Watertight with Circuit Integrity First - Copper conductor, coated or uncoated (see table I for size). Second - Thermoset insulation, extruded or taped (see table I for thickness). Third
3、- Optional glass braid. Fourth - Optional covering (unless required by 3.3.5 of MIL-DTL-24643). Fifth - The three conductors shall be cabled together in accordance with 3.4.4 of MIL-DTL-24643. Fillers may be used as necessary to form a firm well-rounded assembly. Standard identification code applied
4、 by Method 1, 3, or letter identification code applied by Method 5. If identification Method 1 is used, outer surface to be printed shall appear black. Sixth - An optional binder. Seventh - Cross-linked polyolefin jacket (see table I for thickness). AMSC N/A FSC 6145 Provided by IHSNot for ResaleNo
5、reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24643/16F 2TABLE I. Details. Conductor size Military part no. M24643/16 Type and size Navy std AWG Cable overall diameter max. (inch) Insulation thickness min. avg. (inch) Jacket thickness min. avg. (inch) Conductor resistance
6、 (ohms) Insulation resistance (megohms) Accelerated service loading ampere -01UN LSTSGU-3 16 (Class B) 0.411 0.018 0.030 4.3 500 -02UN LSTSGU-4 14 (Class B) 0.449 0.018 0.030 2.68 500 -03UN LSTSGU-9 10 (Class B) 0.575 0.015 0.040 1.08 500 -04UN LSTSGU-14 9 (Class B) 0.718 0.018 0.040 0.859 500 90 -0
7、5UN LSTSGU-23 7 (Class B) 0.812 0.018 0.050 0.543 500 115 -055UN LSTSGU-30 30 (19) 0.852 0.030 0.050 0.358 225 140 -058UN LSTSGU-40 4 (Class C) 0.900 0.030 0.050 0.290 215 160 -06UN LSTSGU-50 3 (Class C) 0.969 0.035 0.050 0.210 200 185 -065UN LSTSGU-60 2 (Class D) 1.060 0.035 0.050 0.190 190 215 -07
8、UN LSTSGU-75 1 (Class C) 1.134 0.035 0.050 0.134 175 250 -08UN LSTSGU-100 0 (Class D) 1.266 0.035 0.060 0.106 160 295 -085UN LSTSGU-125 125 00 (Class D) 1.408 0.040 0.060 0.0888 150 340 -09UN LSTSGU-150 000 (Class D) 1.515 0.040 0.060 0.0674 135 400 -10UN LSTSGU-200 0000 (Class D) 1.669 0.050 0.060
9、0.053 125 460 -105UN LSTSGU-250 250 250 MCM (Class C) 1.794 0.050 0.060 0.0444 120 535 -11UN LSTSGU-300 300 MCM (Class D) 1.957 0.050 0.075 0.0377 110 590 -115UN LSTSGU-350 350 MCM (Class D) 2.073 0.050 0.075 0.0316 105 665 -12UN LSTSGU-400 400 (127) 2.203 0.050 0.075 0.0273 100 750 Provided by IHSN
10、ot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24643/16F REQUIREMENTS: Qualification required. INSPECTION: Basic Electricals: Conductor resistance (ohms/1000 feet at 25 C, max.) See table I Voltage withstand (volts, root mean square, min.) Conductor to cond
11、uctor Sizes 3 through 9 3000 Sizes 14 and larger 5000 Insulation resistance (megohms/1000 feet, min.) Conductor to conductor See table I Conductor continuity No failure Group A: Visual and dimensional No failure Watertightness (see MIL-DTL-24643 for limits of water leakage) No failure Abrasion resis
12、tance scrapes minimum No damage (Sizes 40 and smaller) (extruded insulation only) Crack resistance (Sizes 3 through 100) (extruded insulation only) No damage Group B: Cold bending cable No failure Thermoset proof test (percent, max.) Insulation (extruded insulations only) 50 Jacket (when tested at 2
13、00 C) 50 Drip (951 C) Zero Physicals (unaged) Insulation (extruded insulations only) Tensile strength (lb/in2, min.) 700 Elongation (percent, min.) 150 Jacket (cable) Tensile strength (lb/in2, min.) 1300 Elongation (percent, min.) 160 Tear (lb/in thickness, min.) 35 Gas flame (1 hour) No failure 3 P
14、rovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24643/16F Group C: Physicals (aged) air oven Jacket (cable) Tensile strength (percent of unaged, min.) 60 Elongation (percent of unaged, min.) 60 Permanence of printing (insulation, Method 1 only
15、) (cycles, min.) 25 Permanence of printing (jacket) (cycles, min.) 125 Heat distortion (percent of unaged, max.) 30 Cable fill (sealant) removability No failure Shrinkage No failure Group D: Flame propagation (cable) No failure Qualification Inspection: Qualification inspection shall include basic e
16、lectricals; groups A, B, C, and D; plus the following: Cold working (minus 202 C) No damage Gas flame (3 hours) No failure Accelerated service (Sizes 14 and larger) (see table I for load current) No failure Aging and compatibility (cable) (1255 C) No failure Abrasion resistance (jacket) (scrapes, mi
17、n.) 75 Acid gas equivalent (percent, max.) Jacket 2 Fillers 2 Insulation 18Halogen content (percent, max.) Jacket 0.2 Fillers 0.2Insulation 0.2 Immersion (jacket) Tensile strength (percent of unaged, min.) 50 Elongation (percent of unaged, min.) 50 Smoke index (max.) Jacket 25 Fillers 454 Provided b
18、y IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24643/16F 5 Insulation 45 Toxicity index (max.) Jacket 5 Fillers 5Insulation 1.5Durometer (jacket) - Type A (hardness, min.) 80 Weathering (jacket) No failure Electrical moisture absorption (extruded insu
19、lations only) No failure UNIT ORDERING LENGTHS: Type Size Feet (nominal) LSTSGU 3 2500 LSTSGU 4 through 40 2000 LSTSGU 50 and 60 1500 LSTSGU 75 through 150 1000 LSTSGU 200 through 400 800 CHANGES FROM PREVIOUS ISSUE: Marginal notations are not used in this revision to identify changes with respect t
20、o the previous issue due to the extent of the changes. Custodians: Preparing Activity: Army MI Navy SH Navy SH (Project 6145-2008-020) Review Activities: Army AR, AV, CR Navy CG, EC DLA CC NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
