AD4708 — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

AD4708: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, bonnet_type: INSIDE SCREW, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) FIRST END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-446-3559, 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

AD4708

NSN: 4820-00-446-3559
FSC: 4820 — Valves, Nonpowered
CAGE: 37239 — LUNKENHEIMER CO (USA)

SPECIFICATIONS

material	NICKEL ALLOY SEAT
bonnet_type	INSIDE SCREW
connection_type	THREADED EXTERNAL PIPE FIRST END
connection_style	PLAIN (PIPE) FIRST END
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND FIRST END
operating_pressure	4800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	POPPET
nominal_thread_size	0.375 INCHES FIRST END IN
valve_operation_method	MANUAL
bonnet_attachment_method	INTEGRAL
NSN	4820-00-446-3559

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

CONNECTION STYLE: PLAIN (PIPE) FIRST END

•

CONNECTION TYPE: THREADED EXTERNAL PIPE FIRST END

•

STYLE DESIGNATOR: STRAIGHT THRU

•

OPERATING PRESSURE: 4800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

ADJUSTABLE PRESSURE RANGE: +2800.0 TO 4800.0 POUNDS PER SQUARE INCH LBS

•

BONNET TYPE: INSIDE SCREW

•

THREAD DIRECTION: RIGHT-HAND FIRST END

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
CONNECTION STYLE	PLAIN (PIPE) FIRST END
CONNECTION TYPE	THREADED EXTERNAL PIPE FIRST END
STYLE DESIGNATOR	STRAIGHT THRU
OPERATING PRESSURE	4800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
ADJUSTABLE PRESSURE RANGE	+2800.0 TO 4800.0 POUNDS PER SQUARE INCH LBS
BONNET TYPE	INSIDE SCREW
THREAD DIRECTION	RIGHT-HAND FIRST END
NOMINAL THREAD SIZE	0.375 INCHES FIRST END IN
DISK LOADING METHOD	SPRING

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 3

AR5S49-022PC12Reference document

Same NSN cross-reference

Reference document — Secondary reference

1768MReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

AK29S49-24ALT3PC10Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is AD4708?

AD4708 is a VALVE,SAFETY RELIEF.

What parts can replace AD4708?

There are 3 known substitutes for AD4708: AR5S49-022PC12, 1768M, AK29S49-24ALT3PC10. Substitute compatibility should be verified for your specific system.

What is the NSN for AD4708?

AD4708 is cataloged in the U.S. Government catalog under NSN 4820-00-446-3559. This indicates validated use in U.S. government and defense supply chains.

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