Vishay Military Wirewound Resistors MIL-PRF-39007

Vishay Precision Group
Part Number Information
Part #: Price/Availability:
RWR71 Inquire
RWR74 Inquire
RWR78 Inquire
RER80 Inquire
RWR81 Inquire
RWR82 Inquire
RWR84 Inquire
RWR89 Inquire

Vishay Dale RWR wirewound resistors feature a high temperature silicone coating in a complete welded construction. These resistors are qualified to MIL-PRF-39007. They are available in non-inductive styles (types ESN and EGN) with Ayrton-Perry winding for lowest reactive components. “S” level failure rate is also available.

Info

RWR71 (MIL-PRF-39007)

RWR71 (MIL-PRF-39007) Characteristics:
Power Rating: 2W (At 25°C)
Tolerance Code: B = ± 0.1%, D = ± 0.5%, F = ± 1.0%
Material Specifications: S = Solderable, inductively wound; W = Weldable, inductively wound;
N = Solderable, non-inductively wound; Z = Weldable, non-inductively wound
Operating Temperature: -65°C to 250°C
Failure Rate: M, P, R, S
Weight: 0.90g

RWR74 (MIL-PRF-39007)

RWR74 (MIL-PRF-39007) Characteristics:
Power Rating: 5W (At 25°C)
Tolerance Code: B = ± 0.1%, D = ± 0.5%, F = ± 1.0%
Material Specifications: S = Solderable, inductively wound; W = Weldable, inductively wound;
N = Solderable, non-inductively wound; Z = Weldable, non-inductively wound
Operating Temperature: -65°C to 250°C
Failure Rate: M, P, R, S
Weight: 4.2g

RWR78 (MIL-PRF-39007)

RWR78 (MIL-PRF-39007) Characteristics:
Power Rating: 10W (At 25°C)
Tolerance Code: B = ± 0.1%, D = ± 0.5%, F = ± 1.0%
Material Specifications: S = Solderable, inductively wound; W = Weldable, inductively wound;
N = Solderable, non-inductively wound; Z = Weldable, non-inductively wound
Operating Temperature: -65°C to 250°C
Failure Rate: M, P, R, S
Weight: 9.0g

RWR80 (MIL-PRF-39007)

RWR80 (MIL-PRF-39007) Characteristics:
Power Rating: 2W (At 25°C)
Tolerance Code: B = ± 0.1%, D = ± 0.5%, F = ± 1.0%
Material Specifications: S = Solderable, inductively wound; W = Weldable, inductively wound;
N = Solderable, non-inductively wound; Z = Weldable, non-inductively wound
Operating Temperature: -65°C to 250°C
Failure Rate: M, P, R, S
Weight: 0.34g

RWR81 (MIL-PRF-39007)

RWR81 (MIL-PRF-39007) Characteristics:
Power Rating: 1W (At 25°C)
Tolerance Code: B = ± 0.1%, D = ± 0.5%, F = ± 1.0%
Material Specifications: S = Solderable, inductively wound; W = Weldable, inductively wound;
N = Solderable, non-inductively wound; Z = Weldable, non-inductively wound
Operating Temperature: -65°C to 250°C
Failure Rate: M, P, R, S
Weight: 0.21g

RWR82 (MIL-PRF-39007)

RWR82 (MIL-PRF-39007) Characteristics:
Power Rating: 1.5W (At 25°C)
Tolerance Code: B = ± 0.1%, D = ± 0.5%, F = ± 1.0%
Material Specifications: S = Solderable, inductively wound; W = Weldable, inductively wound;
N = Solderable, non-inductively wound; Z = Weldable, non-inductively wound
Operating Temperature: -65°C to 250°C
Failure Rate: M, P, R, S
Weight: 0.23g

RWR84 (MIL-PRF-39007)

RWR84 (MIL-PRF-39007) Characteristics:
Power Rating: 7W (At 25°C)
Tolerance Code: B = ± 0.1%, D = ± 0.5%, F = ± 1.0%
Material Specifications: S = Solderable, inductively wound; W = Weldable, inductively wound;
N = Solderable, non-inductively wound; Z = Weldable, non-inductively wound
Operating Temperature: -65°C to 250°C
Failure Rate: M, P, R, S
Weight: 3.60g

RWR89 (MIL-PRF-39007)

RWR89 (MIL-PRF-39007) Characteristics:
Power Rating: 3W (At 25°C)
Tolerance Code: B = ± 0.1%, D = ± 0.5%, F = ± 1.0%
Material Specifications: S = Solderable, inductively wound; W = Weldable, inductively wound;
N = Solderable, non-inductively wound; Z = Weldable, non-inductively wound
Operating Temperature: -65°C to 250°C
Failure Rate: M, P, R, S
Weight: 0.70g

Features

  • High temperature silicone coated
  • Complete welded construction
  • Qualified to MIL-PRF-39007
  • Available in non-inductive styles (type ESN and EGN) with Ayrton-Perry winding for lowest reactive components
  • "S" level failure rate available

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