8551-1-4HD2 — VALVE,PLUG

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

8551-1-4HD2: VALVE,PLUG.

The VALVE,PLUG is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY SEAT, flow_style: FOUR-WAY FOUR PORT 90 DEGREE PLUG TURN, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, thread_direction: RIGHT-HAND ALL ENDS, features_provided: ADJUSTABLE ROTATION STOP. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-867-9704, 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

8551-1-4HD2

NSN: 4820-00-867-9704
FSC: 4820 — Valves, Nonpowered
CAGE: 86768 — TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY SEAT
flow_style	FOUR-WAY FOUR PORT 90 DEGREE PLUG TURN
connection_type	THREADED INTERNAL PIPE ALL ENDS
connection_style	PLAIN,OPTIONAL END(PIPE) ALL ENDS
thread_direction	RIGHT-HAND ALL ENDS
features_provided	ADJUSTABLE ROTATION STOP
mounting_facility	THREADED FASTENER
operating_pressure	500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size	0.250 INCHES ALL ENDS IN
maximum_operating_temp	160.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	MANUAL
media_for_which_designed	AIR SINGLE RESPONSE
NSN	4820-00-867-9704

COMPONENT DIAGRAM

KEY FEATURES

•

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

•

CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS

•

FLOW STYLE: FOUR-WAY FOUR PORT 90 DEGREE PLUG TURN

•

OPERATING PRESSURE: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

FEATURES PROVIDED: ADJUSTABLE ROTATION STOP

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN

•

MAXIMUM OPERATING TEMP: 160.0 FAHRENHEIT SINGLE RESPONSE DEGF

TECHNICAL CHARACTERISTICS

CONNECTION STYLE	PLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPE	THREADED INTERNAL PIPE ALL ENDS
FLOW STYLE	FOUR-WAY FOUR PORT 90 DEGREE PLUG TURN
OPERATING PRESSURE	500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FEATURES PROVIDED	ADJUSTABLE ROTATION STOP
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.250 INCHES ALL ENDS IN
MAXIMUM OPERATING TEMP	160.0 FAHRENHEIT SINGLE RESPONSE DEGF
MOUNTING FACILITY	THREADED FASTENER
MEDIA FOR WHICH DESIGNED	AIR SINGLE RESPONSE

SUBSTITUTES & CROSS-REFERENCES 1

8551-1-4Reference 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 8551-1-4HD2?

8551-1-4HD2 is a VALVE,PLUG.

What parts can replace 8551-1-4HD2?

There is 1 known substitute for 8551-1-4HD2: 8551-1-4. Substitute compatibility should be verified for your specific system.

What is the NSN for 8551-1-4HD2?

8551-1-4HD2 is cataloged in the U.S. Government catalog under NSN 4820-00-867-9704. This indicates validated use in U.S. government and defense supply chains.

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8551-1-4HD2 — VALVE,PLUG

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