1021974 — VALVE,BUTTERFLY

✓ Government record, cited

3M · GATE VALVE

PRODUCT OVERVIEW

1021974: VALVE,BUTTERFLY.

The VALVE,BUTTERFLY is a 3M industrial component. Key specifications include material: COPPER ALLOY 922 BODY, valve_size: 4.000 INCHES IN, special_features: MARINE TRIM THROTTING HANDLE, style_designator: STRAIGHT THRU, mounting_facility: WAFER, operating_pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-220-8829, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

1021974

NSN: 4820-01-220-8829
FSC: 4820 — Valves, Nonpowered
CAGE: 1NB39 — DOVER RESOURCES, INC. DIV NORRISEAL (USA)

SPECIFICATIONS

material	COPPER ALLOY 922 BODY
valve_size	4.000 INCHES IN
special_features	MARINE TRIM THROTTING HANDLE
style_designator	STRAIGHT THRU
mounting_facility	WAFER
operating_pressure	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp	250.0 FAHRENHEIT SINGLE RESPONSE DEGF
minimum_operating_temp	-30.0 FAHRENHEIT DEGF
valve_operation_method	MANUAL
media_for_which_designed	WATER-OIL-GAS SINGLE RESPONSE
material_document_and_classification	ASTM B164 CLASS A ASSN STD SINGLE MATERIAL RESPONSE STEM
NSN	4820-01-220-8829

COMPONENT DIAGRAM

KEY FEATURES

•

MINIMUM OPERATING TEMP: -30.0 FAHRENHEIT DEGF

•

STYLE DESIGNATOR: STRAIGHT THRU

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY

•

OPERATING PRESSURE: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

VALVE SIZE: 4.000 INCHES IN

•

MAXIMUM OPERATING TEMP: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF

TECHNICAL CHARACTERISTICS

MINIMUM OPERATING TEMP	-30.0 FAHRENHEIT DEGF
STYLE DESIGNATOR	STRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B164 CLASS A ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-288 COMP A OR E FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
OPERATING PRESSURE	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE	4.000 INCHES IN
MAXIMUM OPERATING TEMP	250.0 FAHRENHEIT SINGLE RESPONSE DEGF
MOUNTING FACILITY	WAFER
SPECIAL FEATURES	MARINE TRIM THROTTING HANDLE

OTHER ITEMS IN FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230

SUBSTITUTES & CROSS-REFERENCES 3

R2030-64AA-1FM 41PSReference document

Same NSN cross-reference

Reference document — Secondary reference

59201F293Reference document

Same NSN cross-reference

Reference document — Secondary reference

R2030-64AA-1FM 4IPSReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1021974?

1021974 is a VALVE,BUTTERFLY manufactured by 3M.

What parts can replace 1021974?

There are 3 known substitutes for 1021974: R2030-64AA-1FM 41PS, 59201F293, R2030-64AA-1FM 4IPS. Substitute compatibility should be verified for your specific system.

What is the NSN for 1021974?

1021974 is cataloged in the U.S. Government catalog under NSN 4820-01-220-8829. This indicates validated use in U.S. government and defense supply chains.

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1021974 — VALVE,BUTTERFLY

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