4187977 — VALVE,PLUG

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

4187977: VALVE,PLUG.

The VALVE,PLUG is a the manufacturer industrial component. Key specifications include material: RUBBER PACKING, flow_style: THREE-WAY THREE PORT 180 DEGREE PLUG TURN, thread_class: 3B ALL ENDS, connection_type: THREADED INTERNAL TUBE ALL ENDS, connection_style: FLARE(TUBE) ALL ENDS, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-036-1608, 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

4187977

NSN: 4820-01-036-1608
FSC: 4820 — Valves, Nonpowered
CAGE: 80212 — BAE SYSTEMS LAND & ARMAMENTS L.P. (USA)

SPECIFICATIONS

material	RUBBER PACKING
flow_style	THREE-WAY THREE PORT 180 DEGREE PLUG TURN
thread_class	3B ALL ENDS
connection_type	THREADED INTERNAL TUBE ALL ENDS
connection_style	FLARE(TUBE) ALL ENDS
thread_direction	RIGHT-HAND ALL ENDS
operating_pressure	1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size	0.563 INCHES ALL ENDS IN
maximum_operating_temp	175.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	MANUAL
thread_series_designator	UNF ALL ENDS
nominal_outside_diameter_tube_accommodated	0.375 INCHES ALL ENDS IN
NSN	4820-01-036-1608

COMPONENT DIAGRAM

KEY FEATURES

•

CONNECTION STYLE: FLARE(TUBE) ALL ENDS

•

CONNECTION TYPE: THREADED INTERNAL TUBE ALL ENDS

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES ALL ENDS IN

•

FLOW STYLE: THREE-WAY THREE PORT 180 DEGREE PLUG TURN

•

OPERATING PRESSURE: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 0.563 INCHES ALL ENDS IN

•

MAXIMUM OPERATING TEMP: 175.0 FAHRENHEIT SINGLE RESPONSE DEGF

TECHNICAL CHARACTERISTICS

CONNECTION STYLE	FLARE(TUBE) ALL ENDS
CONNECTION TYPE	THREADED INTERNAL TUBE ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.375 INCHES ALL ENDS IN
FLOW STYLE	THREE-WAY THREE PORT 180 DEGREE PLUG TURN
OPERATING PRESSURE	1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.563 INCHES ALL ENDS IN
MAXIMUM OPERATING TEMP	175.0 FAHRENHEIT SINGLE RESPONSE DEGF
SPECIAL FEATURES	ONE 0.250 IN. DIA HOLE IN HANDLE LOCATED 1.906 IN. FROM CENTER LINE OF VALVE AND 0.250 IN. FROM LEFT SIDE OF HANDLE,ONE 0.250 IN. DIA HOLE LOCATED 0.500 IN. FROM FIRST HOLE ON SAME DISTANCE FROM LEFT EDGE OF HANDLE IN
THREAD CLASS	3B 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

4820010361608Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4187977?

4187977 is a VALVE,PLUG.

What parts can replace 4187977?

There is 1 known substitute for 4187977: 4820010361608. Substitute compatibility should be verified for your specific system.

What is the NSN for 4187977?

4187977 is cataloged in the U.S. Government catalog under NSN 4820-01-036-1608. This indicates validated use in U.S. government and defense supply chains.

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