020-057 2IN. — VALVE,BUTTERFLY

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

020-057 2IN.: VALVE,BUTTERFLY.

The VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING, bonnet_type: PACKING RETAINING, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, style_designator: STRAIGHT THRU Y-PATTERN, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-355-0379, 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

020-057 2IN.

NSN: 4820-01-355-0379
FSC: 4820 — Valves, Nonpowered
CAGE: 1NB39 — DOVER RESOURCES, INC. DIV NORRISEAL (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
bonnet_type	PACKING RETAINING
connection_type	THREADED INTERNAL PIPE ALL ENDS
connection_style	PLAIN,OPTIONAL END(PIPE) ALL ENDS
style_designator	STRAIGHT THRU Y-PATTERN
thread_direction	RIGHT-HAND ALL ENDS
nominal_thread_size	2.000 INCHES ALL ENDS IN
valve_operation_method	MANUAL
thread_series_designator	NPT ALL ENDS
NSN	4820-01-355-0379

COMPONENT DIAGRAM

KEY FEATURES

•

CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) ALL ENDS

•

CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU Y-PATTERN

•

BONNET TYPE: PACKING RETAINING

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 2.000 INCHES ALL ENDS IN

•

MATERIAL: ALUMINUM FLOW CONTROL DEVICE

TECHNICAL CHARACTERISTICS

CONNECTION STYLE	PLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPE	THREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU Y-PATTERN
BONNET TYPE	PACKING RETAINING
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	2.000 INCHES ALL ENDS IN
MATERIAL	ALUMINUM FLOW CONTROL DEVICE
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MATERIAL	ALUMINUM BODY
THREAD SERIES DESIGNATOR	NPT ALL ENDS

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

2B0140-534A-1QReference 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 020-057 2IN.?

020-057 2IN. is a VALVE,BUTTERFLY.

What parts can replace 020-057 2IN.?

There is 1 known substitute for 020-057 2IN.: 2B0140-534A-1Q. Substitute compatibility should be verified for your specific system.

What is the NSN for 020-057 2IN.?

020-057 2IN. is cataloged in the U.S. Government catalog under NSN 4820-01-355-0379. This indicates validated use in U.S. government and defense supply chains.

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020-057 2IN. — VALVE,BUTTERFLY

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