253875 PC 7 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

253875 PC 7: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, flange_diameter: 4.812 INCHES NOMINAL IN, special_features: THREADED SIDE 12-NS-3A; E/I 4810-01-141-1333 4 IN GATE VALVE A, style_designator: PLAIN FLANGED, under_flange_height: 0.125 INCHES NOMINAL IN, body_inside_diameter: 3.937 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-467-0775, 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

253875 PC 7

NSN: 4810-01-467-0775
FSC: 4810 — Valves, Powered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)

SPECIFICATIONS

material	NICKEL ALLOY SEAT
flange_diameter	4.812 INCHES NOMINAL IN
special_features	THREADED SIDE 12-NS-3A; E/I 4810-01-141-1333 4 IN GATE VALVE A
style_designator	PLAIN FLANGED
under_flange_height	0.125 INCHES NOMINAL IN
body_inside_diameter	3.937 INCHES NOMINAL IN
body_outside_diameter	4.687 INCHES NOMINAL IN
seating_surface_shape	FLAT
end_item_identification	NIMITZ CLASS CVN
flange_seat_to_disk_end_height	0.563 INCHES NOMINAL IN
material_document_and_classification	QQ-N-288 COMP A FED SPEC SINGLE MATERIAL RESPONSE SEAT
NSN	4810-01-467-0775

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SEAT TO DISK END HEIGHT: 0.563 INCHES NOMINAL IN

•

FLANGE DIAMETER: 4.812 INCHES NOMINAL IN

•

BODY OUTSIDE DIAMETER: 4.687 INCHES NOMINAL IN

•

STYLE DESIGNATOR: PLAIN FLANGED

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-288 COMP A FED SPEC SINGLE MATERIAL RESPONSE SEAT

•

BODY INSIDE DIAMETER: 3.937 INCHES NOMINAL IN

•

UNDER FLANGE HEIGHT: 0.125 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

FLANGE SEAT TO DISK END HEIGHT	0.563 INCHES NOMINAL IN
FLANGE DIAMETER	4.812 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER	4.687 INCHES NOMINAL IN
STYLE DESIGNATOR	PLAIN FLANGED
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-288 COMP A FED SPEC SINGLE MATERIAL RESPONSE SEAT
BODY INSIDE DIAMETER	3.937 INCHES NOMINAL IN
SPECIAL FEATURES	THREADED SIDE 12-NS-3A; E/I 4810-01-141-1333 4 IN GATE VALVE A
UNDER FLANGE HEIGHT	0.125 INCHES NOMINAL IN
END ITEM IDENTIFICATION	NIMITZ CLASS CVN
MATERIAL	NICKEL ALLOY SEAT

SUBSTITUTES & CROSS-REFERENCES 1

253875Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 253875 PC 7?

253875 PC 7 is a SEAT,VALVE.

What parts can replace 253875 PC 7?

There is 1 known substitute for 253875 PC 7: 253875. Substitute compatibility should be verified for your specific system.

What is the NSN for 253875 PC 7?

253875 PC 7 is cataloged in the U.S. Government catalog under NSN 4810-01-467-0775. This indicates validated use in U.S. government and defense supply chains.

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