Precision Machined Amphenol M28840 621SB Connectors for Shipboard Applications and Harsh Environments
Manufacturer:
Amphenol
Description:
Backshells and Cable Clamps RoHS
Category:
Backshells and Cable Clamps/Backshells and Cable Clamps
Specifications
Mfr. Part #:
M28840/621SB
Model Number:
M28840/621SB
Introduction
Amphenol PCD M28840 Circular Connectors
Product Overview
Amphenol PCD now offers a complete line of M28840 Circular Connectors, manufactured according to MIL-DTL-28840 specifications. These precision-machined, highly reliable shipboard application connectors are designed to meet superior mechanical shock performances and withstand extreme environmental conditions and demanding applications. Amphenol also provides a full range of compatible backshells.Product Attributes
- Brand: Amphenol PCD
- Standard: MIL-DTL-28840
- Material (Shells, Coupling Nuts, Jam Nuts): Aluminum Alloy per ASTM B211, or Stainless Steel per AMS-QQ-S-763
- Material (Contacts): Copper Alloy
- Plating (Contacts): 50 microinches Gold plated per ASTM B488 Type 3, Code C Class 1 over nickel underplate per QQ-N-290 Class 2
- Material (Socket contact hood): Stainless Steel passivated
- Material (Insulators): High Grade Engineering Plastic
- Material (Contact Retention Clip): Beryllium Copper
- Material (Grommet Seal): Blended Elastomer
- Available Plating (Shells): Cadmium, Zinc Nickel & Tin Zinc (Commercial only)
- Keying Options: Six options (1, 2, 3, 4, 5, 6) for both plugs and receptacles
Technical Specifications
| Specification | Details |
|---|---|
| Shell Sizes | 11, 13, 15, 17, 19, 23, 25, 29 & 33 |
| Pin Counts | 7, 12, 21, 31, 42, 64, 92, 121 and 155 |
| Contact Size | 20 |
| Wire Accommodation | AWG 20 to AWG 28 |
| Termination | Crimp, rear insert and front release |
| Current Rating (Size #20 contact) | 20AWG: 7.5A; 22AWG: 5.0A; 28AWG: 1.5A; 30AWG: 1.0A |
| Test Voltage | 1000 VAC RMS at sea level (per EIA-364-20) |
| Insulation Resistance | 5000 megohms min. (ambient temp) (per EIA-364-21) |
| Contact Resistance | Per SAE-AS39029 |
| Operating Temperature | -55C to +200C |
| Fluid Immersion | Test method EIA-364-10 |
| Shock | In accordance with MIL-S-901 grade A |
| Vibration | In accordance with EIA-364-28 |
| Magnetic Permeability | Less than 2.0 (Aluminum) (ASTM-A342/A342M) |
| Contact Type F (Pin) | M39029/83-508, Size 20, AWG 20-20, Wire : 1.02 (.040) |
| Contact Type G (Socket) | M39029/84-509, Size 20, AWG 20-20, Wire : 1.02 (.040) |
| Contact Type P (Pin) | M39029/83-450, Size 20, AWG 20-22, Wire : 1.02 (.040) |
| Contact Type S (Socket) | M39029/84-452, Size 20, AWG 20-22, Wire : 1.02 (.040) |
| Contact Type D (Pin) | M39029/83-451, Size 20, AWG 20-28, Wire : 1.02 (.040) |
| Contact Type E (Socket) | M39029/84-453, Size 20, AWG 20-28, Wire : 1.02 (.040) |
| Applications | US Navy shipboard, surface craft and submarines; Mission critical combat and communications systems; Mobile tactical shelters electronic battlefield networks; Mobile emergency telecommunications (MET) stations; Deployable outdoors in harsh environments. |
Note: Dimensions are in mm (inches) unless otherwise specified.
2411041626_Amphenol-M28840-621SB_C20055659.pdf
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