Coils and Transformers: 257A, 2-581B, 2-581C

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MFG SKUNSNItem NameDetailsManufacturer (CAGE)RFQ
257A 5950-00-189-5765Coil, TelephoneInclosure Type: Fully inclosed
Terminal Type and Quantity: 4 tab, solder lug
Mounting Method: Threaded stud single group
American Telephone and Telegraph Co. (64959)
Lucent Technologies Inc. (06KW9)

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257M 5950-00-735-9197Coil AssemblyGeneral Characteristics Item Description: Fully inclosed
American Telephone and Telegraph Co. (64959)
At and T Corp. (70408)
Lucent Technologies Inc. (06KW9)
Telemechanics Inc. (57712)

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257ZREVA 5950-00-232-8585Coil, ElectricalInclosure Type: Fully inclosed
Terminal Type and Quantity: 2 wire lead
Reliability Indicator: Not established
Leach International Corporation (58657)

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25-800-01A
2580001A
5950-00-658-3166Transformer, PulseInclosure Type: Hermetically sealed
Terminal Type and Quantity: 4 wire lead
Mounting Method: Terminal single group
Aladdin Industries Inc. (80483)

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25-80188B01
2580188B01
5950-01-261-0618Transformer, Audio FrequencyMtrl Communications Group Parts (50012)

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2580277J03 5950-01-499-8247Transformer, Audio FrequencySpecial Features: Transformer voltage conversion
Mtrl Inc. (78205)

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25-80325A73
2580325A73
5950-01-264-8287Transformer, PowerMtrl Communications Group Parts (50012)

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25-80329A03
2580329A03
5950-01-231-6946Transformer, PowerMtrl Communications Group Parts (50012)

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25805-87
2580587
5950-01-571-5609Coil, ElectricalSpecial Features: End ITEM:5HP governor test stand (8909-053) item is 25AMPS
III End Item Identification: Weapon system:los angeles class ssn
III Part Name Assigned By Controlling Agency: Choke
Woodward Governor Company (31361)

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25805-88
2580588
5950-01-408-6778Transformer, PowerWoodward Governor Company (66503)

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25805AE 5950-00-913-9944Transformer, PowerInclosure Type: Fully inclosed
Terminal Type and Quantity: 38 wire hook
Mounting Method: Threaded stud single group
Lockheed Martin Corporation (99696)

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2580-64
258064
5950-00-215-4742Transformer, Radio FrequencyInclosure Type: Fully inclosed
Terminal Type and Quantity: 4 pin
Mounting Method: Tab single group
American Trans-Coil Corp. (18212)

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2580-66
258066
5950-00-215-4744Transformer, Radio FrequencyInclosure Type: Fully inclosed
Terminal Type and Quantity: 4 pin
Mounting Method: Tab single group
American Trans-Coil Corp. (18212)

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2580-67
258067
5950-00-203-1207Transformer, Radio FrequencyInclosure Type: Fully inclosed
Terminal Type and Quantity: 5 pin
Mounting Method: Tab single group
American Trans-Coil Corp. (18212)

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2580-68
258068
5950-00-203-1205Transformer, Radio FrequencyInclosure Type: Fully inclosed
Terminal Type and Quantity: 5 pin
Mounting Method: Tab single group
American Trans-Coil Corp. (18212)

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2580-69
258069
5950-00-215-4741Transformer, Radio FrequencyInclosure Type: Fully inclosed
Terminal Type and Quantity: 4 pin
Mounting Method: Tab single group
American Trans-Coil Corp. (18212)

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2581047 5950-00-688-6029Transformer, Power AutotransformeReliability Indicator: Not established
Frequency Rating: 50.0 hertz nominal single component or 60.0 hertz nominal single component
Input-Output Phase Relationship: Single phase to single phase single component
Honeywell International Inc. (07187)

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2581047 5950-00-739-7835Transformer, Power AutotransformeInclosure Type: Fully inclosed
Terminal Type and Quantity: 3 tab, solder lug
Mounting Method: Unthreaded hole single group
Honeywell International Inc. (07187)

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25819-404
25819404
5950-00-578-8746Transformer, Audio FrequencyInclosure Type: Hermetically sealed
Terminal Type and Quantity: 5 solder stud
Mounting Method: Unthreaded hole single group
Boeing Company, The (94756)

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2-581B
2581B
5950-00-249-9135Coil, Radio FrequencyEspey Mfg & Electronics Corp. (20950)

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2-581C
2581C
5950-00-249-9135Coil, Radio FrequencyEspey Mfg & Electronics Corp. (20950)

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  • We solve sourcing challenges for 257A, 2580277J03, 25-80329A03, 25805AE, 2580-66, 2580-67, 2580-68, 2581047, 2-581B, 2-581C - NSN parts, hard to find, long lead time and obsolete components.