INCH-POUND MIL-DTL-55181/8D w/AMENDMENT 1 19 October 2009 SUPERSEDING MIL-DTL-55181/8D 10 March 2008 DETAIL SPECIFICATION SHEET CONNECTOR, RECEPTACLE, ELECTRICAL, WATERPROOF, PANEL MOUNT, 18 CONTACTS, 7.5 AMP This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-55181. CONNECTOR ASSEMBLY FIGURE 1. Dimensions and configurations. AMSC N/A FSC 5935 MIL-DTL-55181/8D w/AMENDMENT 1 FIGURE 1. Dimensions and configurations - Continued. 2 MIL-DTL-55181/8D w/AMENDMENT 1 CONTACT Inches .005 .010 .015 .016 .026 .029 .034 .045 .046 .047 .050 .061 .069 .072 .074 mm 0.13 0.25 0.38 0.40 0.66 0.74 0.86 1.14 1.17 1.19 1.27 1.55 1.75 1.83 1.88 Inches .076 .078 .089 .090 .100 .125 .130 .138 .150 .155 .156 .166 .184 .220 .244 mm Inches 1.93 1.98 2.23 2.29 2.54 3.17 3.30 3.50 3.81 3.94 3.96 4.21 4.67 5.59 6.19 .610 .618 .260 .292 .314 .374 .378 .380 .422 .456 .504 .528 .564 .570 .582 mm 15.49 15.70 6.60 7.42 7.97 9.50 9.60 9.65 10.72 11.58 12.80 13.41 14.32 14.48 14.78 Inches .620 .703 .737 .748 .850 1.111 1.115 1.178 1.250 1.260 1.378 1.437 1.468 mm 15.75 17.85 18.72 19.00 21.59 28.22 28.32 29.92 31.75 32.00 35.00 36.50 27.29 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. Unless otherwise specified tolerances are .005 (0.13 mm) inch for three place decimals and .014. (0.3 mm) inch for two place decimals. 4. Angular tolerances are 30 minutes unless otherwise specified. FIGURE 1. Dimensions and configurations - Continued. 3 MIL-DTL-55181/8D w/AMENDMENT 1 Inches .16 .25 .38 Outside diameter OB Inches (mm) 1.468 (37.29) Inside diameter OA Inches (mm) 1.255 (31.88) mm 4.06 6.35 9.65 Thickness C Inches (mm) .052 (1.32) - .060 (1.52) NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. Unless otherwise specified tolerances are .005 inch (0.13 mm) for three place decimals and .01 inch (0.3 mm) for two place decimals. 4. Material: Carbon steel. Finish shall be cadmium plated as specified. 5. The number of teeth shall be at the option of the manufacturer. FIGURE 2. Grounding washer. 4 MIL-DTL-55181/8D w/AMENDMENT 1 REQUIREMENTS: Dimensions and configurations: See figures 1 and 2, and table I. Contacts: 7.5 ampere current rating, 20 AWG. Mating connectors: M55181/7-01, M55181/7-02, M55181/7-03, M55181/7-04, and M55181/7-05. Part or Identifying Number (PIN): M55181/8 - (dash number specified in table I). Supersession, cross-reference and mating connectors: See table II. TABLE I. PIN. PIN M55181/8-01 M55181/8-01W Without grounding washer With grounding washer TABLE II. Supersession, cross reference and mating connector. PIN Old type designator 1/ Mating type designator 1/ M55181/8-01 MW20F(M)D00 MW10M(M)D11 M55181/8-01 MW20F(M)D00 MW10M(M)D13 M55181/8-01 MW20F(M)D00 MW10M(M)D17 M55181/8-01 MW20F(M)D00 MW10M(M)D19 M55181/8-01 MW20F(M)D00 MW10M(M)D15 1/ This type designator shall not be referenced for procurement purposes. Amendment notations. The margins of this specification are marked with vertical lines to indicate modifications generated by this amendment. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations. Referenced documents. This document references MIL-DTL-55181. CONCLUDING MATERIAL Custodians: Army - CR Navy - EC Air Force - 85 DLA - CC Preparing activity: DLA - CC (Project 5935-2009-174) Review activity: Air Force - 99 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. 5