1552AS328-1 — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

1552AS328-1: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 BODY, bonnet_type: INSIDE SCREW, connection_type: THREADED EXTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, special_features: SHALL BE FREE OF OIL,GREASE AND ALL FOREIGN MATERIAL, style_designator: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-302-7590, 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

1552AS328-1

NSN: 4820-01-302-7590
FSC: 4820 — Valves, Nonpowered
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL COMP 316 BODY
bonnet_type	INSIDE SCREW
connection_type	THREADED EXTERNAL PIPE ALL ENDS
connection_style	PLAIN (PIPE) ALL ENDS
special_features	SHALL BE FREE OF OIL,GREASE AND ALL FOREIGN MATERIAL
style_designator	STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
thread_direction	RIGHT-HAND ALL ENDS
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_device	POPPET
nominal_thread_size	0.250 INCHES ALL ENDS IN
maximum_operating_temp	125.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	AUTOMATIC
NSN	4820-01-302-7590

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

CONNECTION STYLE: PLAIN (PIPE) ALL ENDS

•

CONNECTION TYPE: THREADED EXTERNAL PIPE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.

•

OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

BONNET TYPE: INSIDE SCREW

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
CONNECTION STYLE	PLAIN (PIPE) ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL PIPE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
BONNET TYPE	INSIDE SCREW
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.250 INCHES ALL ENDS IN
MAXIMUM OPERATING TEMP	125.0 FAHRENHEIT SINGLE RESPONSE DEGF
SPECIAL FEATURES	SHALL BE FREE OF OIL,GREASE AND ALL FOREIGN MATERIAL

SUBSTITUTES & CROSS-REFERENCES 2

1552AS328Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

SS-4CPA2-350Reference document

Same NSN cross-reference

Reference document — Design control — primary 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 1552AS328-1?

1552AS328-1 is a VALVE,SAFETY RELIEF.

What parts can replace 1552AS328-1?

There are 2 known substitutes for 1552AS328-1: 1552AS328, SS-4CPA2-350. Substitute compatibility should be verified for your specific system.

What is the NSN for 1552AS328-1?

1552AS328-1 is cataloged in the U.S. Government catalog under NSN 4820-01-302-7590. This indicates validated use in U.S. government and defense supply chains.

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