481-1-8D1-2 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

481-1-8D1-2: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include connection_type: FLANGE ALL ENDS, style_designator: STRAIGHT THRU FLANGED ENDS, flow_control_device: DISK, valve_operation_method: AUTOMATIC, media_for_which_designed: AIR SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-950-2716, 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

481-1-8D1-2

NSN: 4820-00-950-2716
NIINs: 009502716, 013105469
FSC: 4820 — Valves, Nonpowered
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)

SPECIFICATIONS

connection_type	FLANGE ALL ENDS
style_designator	STRAIGHT THRU FLANGED ENDS
flow_control_device	DISK
valve_operation_method	AUTOMATIC
media_for_which_designed	AIR SINGLE RESPONSE
NSN	4820-00-950-2716

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

CONNECTION STYLE: INVERTED FLARE (PIPE) SECOND END

•

MOUNTING POSITION: HORIZONTAL OR VERTICAL

•

CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END

•

STYLE DESIGNATOR: STRAIGHT THRU

•

OPERATING PRESSURE: 40.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
CONNECTION STYLE	INVERTED FLARE (PIPE) SECOND END
MOUNTING POSITION	HORIZONTAL OR VERTICAL
CONNECTION TYPE	THREADED INTERNAL PIPE FIRST END
CONNECTION TYPE	THREADED EXTERNAL PIPE SECOND END
STYLE DESIGNATOR	STRAIGHT THRU
OPERATING PRESSURE	40.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.125 INCHES ALL ENDS IN
SEAT ANGLE	37.0 DEGREES SECOND END

SUBSTITUTES & CROSS-REFERENCES 1

481-1-8D1Reference 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 481-1-8D1-2?

481-1-8D1-2 is a VALVE,CHECK.

What parts can replace 481-1-8D1-2?

There is 1 known substitute for 481-1-8D1-2: 481-1-8D1. Substitute compatibility should be verified for your specific system.

What is the NSN for 481-1-8D1-2?

481-1-8D1-2 is cataloged in the U.S. Government catalog under NSN 4820-00-950-2716. This indicates validated use in U.S. government and defense supply chains.

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