8-1459-18 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

8-1459-18: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C SEAT, seat_angle: 12.0 DEGREES FIRST END, thread_class: 3B SECOND END, connection_type: THREADED INTERNAL BOSS SECOND END, connection_style: GASKET SEAL (BOSS) SECOND END, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-787-7247, 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

8-1459-18

NSN: 4820-00-787-7247
FSC: 4820 — Valves, Nonpowered
CAGE: 86768 — TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT (USA)

SPECIFICATIONS

material	STEEL COMP 440C SEAT
seat_angle	12.0 DEGREES FIRST END
thread_class	3B SECOND END
connection_type	THREADED INTERNAL BOSS SECOND END
connection_style	GASKET SEAL (BOSS) SECOND END
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND SECOND END
mounting_position	HORIZONTAL OR VERTICAL
surface_treatment	ANODIZE
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	POPPET
NSN	4820-00-787-7247

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

CONNECTION STYLE: FLARELESS FIRST END

•

MOUNTING POSITION: HORIZONTAL OR VERTICAL

•

CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END

•

STYLE DESIGNATOR: STRAIGHT THRU

•

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

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
CONNECTION STYLE	FLARELESS FIRST END
CONNECTION STYLE	GASKET SEAL (BOSS) SECOND END
MOUNTING POSITION	HORIZONTAL OR VERTICAL
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
CONNECTION TYPE	THREADED INTERNAL BOSS SECOND END
STYLE DESIGNATOR	STRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SEAT
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.750 INCHES SECOND END IN

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

9194669Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 8-1459-18?

8-1459-18 is a VALVE,CHECK.

What parts can replace 8-1459-18?

There is 1 known substitute for 8-1459-18: 9194669. Substitute compatibility should be verified for your specific system.

What is the NSN for 8-1459-18?

8-1459-18 is cataloged in the U.S. Government catalog under NSN 4820-00-787-7247. This indicates validated use in U.S. government and defense supply chains.

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