7543-001-002 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

7543-001-002: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING SEAT, overall_height: 0.932 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN, flange_diameter: 4.563 INCHES NOMINAL IN, special_features: WITH STELLITE NO. 6, body_inside_diameter: 3.500 INCHES MINIMUM AND 3.505 INCHES MAXIMUM IN, body_outside_diameter: 4.313 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-284-2246, 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

7543-001-002

NSN: 4820-01-284-2246
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING SEAT
overall_height	0.932 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN
flange_diameter	4.563 INCHES NOMINAL IN
special_features	WITH STELLITE NO. 6
body_inside_diameter	3.500 INCHES MINIMUM AND 3.505 INCHES MAXIMUM IN
body_outside_diameter	4.313 INCHES NOMINAL IN
seating_surface_shape	ANGULAR
NSN	4820-01-284-2246

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE DIAMETER: 4.563 INCHES NOMINAL IN

•

BODY OUTSIDE DIAMETER: 4.313 INCHES NOMINAL IN

•

BODY INSIDE DIAMETER: 3.500 INCHES MINIMUM AND 3.505 INCHES MAXIMUM IN

•

MATERIAL: STEEL CORROSION RESISTING SEAT

•

SEATING SURFACE SHAPE: ANGULAR

TECHNICAL CHARACTERISTICS

FLANGE DIAMETER	4.563 INCHES NOMINAL IN
OVERALL HEIGHT	0.932 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER	4.313 INCHES NOMINAL IN
BODY INSIDE DIAMETER	3.500 INCHES MINIMUM AND 3.505 INCHES MAXIMUM IN
SPECIAL FEATURES	WITH STELLITE NO. 6
MATERIAL	STEEL CORROSION RESISTING SEAT
SEATING SURFACE SHAPE	ANGULAR

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 2

73423-20Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

73423 4IN ITEM 3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 7543-001-002?

7543-001-002 is a SEAT,VALVE.

What parts can replace 7543-001-002?

There are 2 known substitutes for 7543-001-002: 73423-20, 73423 4IN ITEM 3. Substitute compatibility should be verified for your specific system.

What is the NSN for 7543-001-002?

7543-001-002 is cataloged in the U.S. Government catalog under NSN 4820-01-284-2246. This indicates validated use in U.S. government and defense supply chains.

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7543-001-002 — SEAT,VALVE

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