911D538 — VALVE,BUTTERFLY

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

911D538: VALVE,BUTTERFLY.

The VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 STEM, style_designator: STRAIGHT THRU, operating_pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, maximum_operating_temp: 350.0 FAHRENHEIT SINGLE RESPONSE DEGF, valve_operation_method: MANUAL, media_for_which_designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-167-9068, 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

911D538

NSN: 4820-01-167-9068
FSC: 4820 — Valves, Nonpowered
CAGE: 1NB39 — DOVER RESOURCES, INC. DIV NORRISEAL (USA)

SPECIFICATIONS

material	STEEL COMP 316 STEM
special_features	REPLACEABLE METAL LINER; WITH TYPE 2E WATERPROOF WORM AND GEAR MANUAL OPERATOR CONSISTING OF BRONZE CASE AND COVER,BRONZE SECTOR GEAR,AND STAINLESS STEEL SHAFT
style_designator	STRAIGHT THRU
operating_pressure	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp	350.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	MANUAL
media_for_which_designed	FUEL/OIL, HYDROCARBON SINGLE RESPONSE
material_document_and_classification	ASTM B148 ASSN STD SINGLE MATERIAL RESPONSE SEAT
NSN	4820-01-167-9068

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: STRAIGHT THRU

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY

•

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

•

MAXIMUM OPERATING TEMP: 350.0 FAHRENHEIT SINGLE RESPONSE DEGF

•

MEDIA FOR WHICH DESIGNED: FUEL/OIL, HYDROCARBON SINGLE RESPONSE

TECHNICAL CHARACTERISTICS

STYLE DESIGNATOR	STRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B148 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B148 ASSN STD SINGLE MATERIAL RESPONSE SEAT
OPERATING PRESSURE	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP	350.0 FAHRENHEIT SINGLE RESPONSE DEGF
SPECIAL FEATURES	REPLACEABLE METAL LINER; WITH TYPE 2E WATERPROOF WORM AND GEAR MANUAL OPERATOR CONSISTING OF BRONZE CASE AND COVER,BRONZE SECTOR GEAR,AND STAINLESS STEEL SHAFT
MEDIA FOR WHICH DESIGNED	FUEL/OIL, HYDROCARBON SINGLE RESPONSE
MATERIAL	COPPER ALLOY FLOW CONTROL DEVICE
MATERIAL	STEEL COMP 316 STEM

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 1

2.5IN-M2030-423A-2EReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 911D538?

911D538 is a VALVE,BUTTERFLY.

What parts can replace 911D538?

There is 1 known substitute for 911D538: 2.5IN-M2030-423A-2E. Substitute compatibility should be verified for your specific system.

What is the NSN for 911D538?

911D538 is cataloged in the U.S. Government catalog under NSN 4820-01-167-9068. This indicates validated use in U.S. government and defense supply chains.

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