1R1443-3 — VALVE,RESTRICTOR CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

1R1443-3: VALVE,RESTRICTOR CHECK.

The VALVE,RESTRICTOR CHECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A ALL ENDS A, connection_type: THREADED EXTERNAL BOSS ALL ENDS, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-933-0809, 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

1R1443-3

NSN: 4820-00-933-0809
FSC: 4820 — Valves, Nonpowered
CAGE: 26044 — SAF INDUSTRIES LLC DBA SAF INDUSTRIES LLC DIV GARKENYON (USA)

SPECIFICATIONS

material	STEEL OVERALL
thread_class	2A ALL ENDS A
connection_type	THREADED EXTERNAL BOSS ALL ENDS
connection_style	EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND ALL ENDS
aperture_diameter	0.010 INCHES NOMINAL IN
mounting_position	HORIZONTAL OR VERTICAL
disk_loading_method	SPRING
flow_control_device	DISK
nominal_thread_size	0.438 INCHES ALL ENDS IN
valve_operation_method	AUTOMATIC
NSN	4820-00-933-0809

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS

•

MOUNTING POSITION: HORIZONTAL OR VERTICAL

•

CONNECTION TYPE: THREADED EXTERNAL BOSS ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

APERTURE DIAMETER: 0.010 INCHES NOMINAL IN

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 0.438 INCHES ALL ENDS IN

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
CONNECTION STYLE	EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
MOUNTING POSITION	HORIZONTAL OR VERTICAL
CONNECTION TYPE	THREADED EXTERNAL BOSS ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
APERTURE DIAMETER	0.010 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.438 INCHES ALL ENDS IN
DISK LOADING METHOD	SPRING
THREAD CLASS	2A ALL ENDS A

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

215-82309-3Reference document

Same NSN cross-reference

Reference document — Vendor item drawing 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 1R1443-3?

1R1443-3 is a VALVE,RESTRICTOR CHECK.

What parts can replace 1R1443-3?

There is 1 known substitute for 1R1443-3: 215-82309-3. Substitute compatibility should be verified for your specific system.

What is the NSN for 1R1443-3?

1R1443-3 is cataloged in the U.S. Government catalog under NSN 4820-00-933-0809. This indicates validated use in U.S. government and defense supply chains.

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