FSC 4520: Space and Water Heating Equipment

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  1. HISTORICAL

    CID A-A-244

    This document has been replaced. View the most recent version.

    VALVE, AIR VENTING, STEAM, THERMOSTATIC (S/S BY A-A-244A)

    standard by Commercial Item Description, 04/12/1980.

    Languages: English

    Historical Editions: CID A-A-244A

  2. CID A-A-244A

    VALVE, AIR VENTING, STEAM, THERMOSTATIC (SUPERSEDING A-A-244) (NO S/S DOCUMENT)

    standard by Commercial Item Description, 06/25/1996.

    Languages: English

    Amendments, rulings, and supplements: CID A-A-244A Notice 1 - Cancellation

    Historical Editions: CID A-A-244

  3. CID A-A-244A Notice 1 - Cancellation

    VALVE, AIR VENTING, STEAM, THERMOSTATIC (SUPERSEDING A-A-244) (NO S/S DOCUMENT)

    Amendment by Commercial Item Description, 06/22/1999.

    Languages: English

  4. CID A-A-2955 Notice 1 - Cancellation

    HEATER, WATER, GAS-FIRED, RESIDENTIAL (SUPERSEDING W-H-196J) (S/S BY ANSI-Z21.10.1-2001/CSA 4.1-2001)

    standard by Commercial Item Description, 10/22/1999.

    Languages: English

  5. CID A-A-2956

    HEATER, WATER, ELECTRIC, RESIDENTIAL (SUPERSEDING W-H-196J) (S/S BY UL174-ED10)

    standard by Commercial Item Description, 11/27/1995.

    Languages: English

    Amendments, rulings, and supplements: CID A-A-2956 Notice 1 - Cancellation

  6. CID A-A-2956 Notice 1 - Cancellation

    HEATER, WATER, ELECTRIC, RESIDENTIAL (SUPERSEDING W-H-196J) (S/S BY UL174-ED10)

    Amendment by Commercial Item Description, 10/22/1999.

    Languages: English

  7. CID A-A-50456A

    VALVES, RADIATOR, HEATING PACKED BONNET, CLASS 150 PSIG (SUPERSEDING A-A-50456)

    standard by Commercial Item Description, 04/07/1989.

    Languages: English

    Amendments, rulings, and supplements: CID A-A-50456A Notice 3 - Validation 3CID A-A-50456A Notice 2 - Validation 2CID A-A-50456A Notice 1 - Validation 1

  8. CID A-A-50456A Notice 1 - Validation 1

    VALVES, RADIATOR, HEATING PACKED BONNET, CLASS 150 PSIG (SUPERSEDING A-A-50456)

    Amendment by Commercial Item Description, 08/21/2001.

    Languages: English

  9. CID A-A-50456A Notice 2 - Validation 2

    VALVES, RADIATOR, HEATING PACKED BONNET, CLASS 150 PSIG (SUPERSEDING A-A-50456)

    Amendment by Commercial Item Description, 09/01/2006.

    Languages: English

  10. CID A-A-50456A Notice 3 - Validation 3

    VALVES, RADIATOR, HEATING PACKED BONNET, CLASS 150 PSIG

    Amendment by Commercial Item Description, 08/12/2019.

    Languages: English