633-2-8 — CAP,FILLER OPENING

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

633-2-8: CAP,FILLER OPENING.

The CAP,FILLER OPENING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY SEATCOPPER ALLOY BODY, seat_angle: 45.0 DEGREES FIRST END, bonnet_type: INSIDE SPRINGINSIDE SPRING, thread_class: 3A FIRST END3A FIRST END A, connection_type: THREADED EXTERNAL PIPE SECOND ENDTHREADED EXTERNAL PIPE SECOND END, connection_style: FLARED (TUBE) FIRST ENDFLARED (TUBE) FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-289-4389, 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

633-2-8

NSN: 4820-00-289-4389
NIINs: 002894389, 015773638
FSC: 4820 — Valves, Nonpowered
CAGE: 86768 — TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT (USA)

SPECIFICATIONS

material	COPPER ALLOY SEATCOPPER ALLOY BODY
seat_angle	45.0 DEGREES FIRST END
bonnet_type	INSIDE SPRINGINSIDE SPRING
thread_class	3A FIRST END3A FIRST END A
connection_type	THREADED EXTERNAL PIPE SECOND ENDTHREADED EXTERNAL PIPE SECOND END
connection_style	FLARED (TUBE) FIRST ENDFLARED (TUBE) FIRST END
style_designator	ANGLE
thread_direction	RIGHT-HAND FIRST ENDRIGHT-HAND FIRST END
features_provided	PRESSURE TIGHT OUTLET SIDEPRESSURE TIGHT OUTLET SIDE
operating_pressure	450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRINGSPRING
flow_control_device	DISKDISK
NSN	4820-00-289-4389

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISKDISK

•

NOMINAL PIPE SIZE ACCOMMODATED: 0.375 INCHES SECOND END0.375 INCHES SECOND END IN

•

CONNECTION STYLE: FLARED (TUBE) FIRST ENDFLARED (TUBE) FIRST END

•

CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND ENDTHREADED EXTERNAL PIPE SECOND END

•

STYLE DESIGNATOR: ANGLE

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES FIRST END IN

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISKDISK
NOMINAL PIPE SIZE ACCOMMODATED	0.375 INCHES SECOND END0.375 INCHES SECOND END IN
CONNECTION STYLE	FLARED (TUBE) FIRST ENDFLARED (TUBE) FIRST END
CONNECTION STYLE	PLAIN (PIPE) SECOND ENDPLAIN (PIPE) SECOND END
CONNECTION TYPE	THREADED EXTERNAL PIPE SECOND ENDTHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST ENDTHREADED EXTERNAL TUBE FIRST END
STYLE DESIGNATOR	ANGLE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.500 INCHES FIRST END IN
OPERATING PRESSURE	450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
ADJUSTABLE PRESSURE RANGE	+10.0 TO 50.0 POUNDS PER SQUARE INCH+10.0 TO 50.0 POUNDS PER SQUARE INCH LBS

SUBSTITUTES & CROSS-REFERENCES 2

HL11251PC27Reference document

Same NSN cross-reference

Reference document — Secondary reference

633XB-2-8-2Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 633-2-8?

633-2-8 is a CAP,FILLER OPENING.

What parts can replace 633-2-8?

There are 2 known substitutes for 633-2-8: HL11251PC27, 633XB-2-8-2. Substitute compatibility should be verified for your specific system.

What is the NSN for 633-2-8?

633-2-8 is cataloged in the U.S. Government catalog under NSN 4820-00-289-4389. This indicates validated use in U.S. government and defense supply chains.

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