911M511 — VALVE,BUTTERFLY

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

911M511: VALVE,BUTTERFLY.

The VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING, valve_size: 12.000 INCHES IN, special_features: WATERPROOF WORM AND GEAR OPERATOR WITH BRONZE CASE., 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 4820-01-212-9977, 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

911M511

NSN: 4820-01-212-9977
FSC: 4820 — Valves, Nonpowered
CAGE: 1NB39 — DOVER RESOURCES, INC. DIV NORRISEAL (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
valve_size	12.000 INCHES IN
special_features	WATERPROOF WORM AND GEAR OPERATOR WITH BRONZE CASE.
style_designator	STRAIGHT THRU
mounting_facility	WAFER
operating_pressure	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp	180.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	MANUAL
end_item_identification	MODEL R2030-64AA-2E
material_document_and_classification	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
NSN	4820-01-212-9977

COMPONENT DIAGRAM

KEY FEATURES

•

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: 12.000 INCHES IN

•

MAXIMUM OPERATING TEMP: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF

•

MOUNTING FACILITY: WAFER

TECHNICAL CHARACTERISTICS

STYLE DESIGNATOR	STRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-288 COMP A OR E FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B164 ALLOY C ASSN STD SINGLE MATERIAL RESPONSE STEM
OPERATING PRESSURE	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE	12.000 INCHES IN
MAXIMUM OPERATING TEMP	180.0 FAHRENHEIT SINGLE RESPONSE DEGF
MOUNTING FACILITY	WAFER
SPECIAL FEATURES	WATERPROOF WORM AND GEAR OPERATOR WITH BRONZE CASE.
END ITEM IDENTIFICATION	MODEL R2030-64AA-2E

SUBSTITUTES & CROSS-REFERENCES 2

12IN R2030-64AA-2EReference document

Same NSN cross-reference

Reference document — Secondary reference

911-511Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 911M511?

911M511 is a VALVE,BUTTERFLY.

What parts can replace 911M511?

There are 2 known substitutes for 911M511: 12IN R2030-64AA-2E, 911-511. Substitute compatibility should be verified for your specific system.

What is the NSN for 911M511?

911M511 is cataloged in the U.S. Government catalog under NSN 4820-01-212-9977. This indicates validated use in U.S. government and defense supply chains.

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