48504D1-3 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

48504D1-3: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: PLAIN (PIPE) SECOND END, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-064-2817, 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

48504D1-3

NSN: 4820-01-064-2817
FSC: 4820 — Valves, Nonpowered
CAGE: 58163 — MEGGITT (NORTH HOLLYWOOD), INC. DBA MEGGITT CONTROL SYSTEMS DIV MEGGITT DEFENSE SYSTEMS, INC. (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
seat_angle	37.0 DEGREES FIRST END
thread_class	3A FIRST END A
connection_type	THREADED EXTERNAL PIPE SECOND END
connection_style	PLAIN (PIPE) SECOND END
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND SECOND END
mounting_position	HORIZONTAL OR VERTICAL
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	POPPET
nominal_thread_size	0.250 INCHES SECOND END IN
NSN	4820-01-064-2817

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

CONNECTION STYLE: FLARED (TUBE) FIRST END

•

MOUNTING POSITION: HORIZONTAL OR VERTICAL

•

CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END

•

STYLE DESIGNATOR: STRAIGHT THRU

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,CLASS304 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
CONNECTION STYLE	FLARED (TUBE) FIRST END
CONNECTION STYLE	PLAIN (PIPE) SECOND END
MOUNTING POSITION	HORIZONTAL OR VERTICAL
CONNECTION TYPE	THREADED EXTERNAL PIPE SECOND END
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
STYLE DESIGNATOR	STRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763,CLASS304 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTION	RIGHT-HAND SECOND END

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

321881P4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

321881Reference document

Same NSN cross-reference

Reference document — Secondary reference

485-4D1-3Reference 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 48504D1-3?

48504D1-3 is a VALVE,CHECK.

What parts can replace 48504D1-3?

There are 3 known substitutes for 48504D1-3: 321881P4, 321881, 485-4D1-3. Substitute compatibility should be verified for your specific system.

What is the NSN for 48504D1-3?

48504D1-3 is cataloged in the U.S. Government catalog under NSN 4820-01-064-2817. This indicates validated use in U.S. government and defense supply chains.

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