5001003 ITEM 4 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

5001003 ITEM 4: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT, flange_diameter: 2.432 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, seat_angle_in_deg: 35.000 NOMINAL, under_flange_height: 0.140 INCHES NOMINAL IN, body_inside_diameter: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-428-4334, 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

5001003 ITEM 4

NSN: 4820-01-428-4334
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	PLASTIC POLYTETRAFLUOROETHYLENE SEAT
flange_diameter	2.432 INCHES NOMINAL IN
style_designator	PLAIN FLANGED
seat_angle_in_deg	35.000 NOMINAL
under_flange_height	0.140 INCHES NOMINAL IN
body_inside_diameter	1.250 INCHES NOMINAL IN
body_outside_diameter	2.182 INCHES NOMINAL IN
seating_surface_shape	ANGULAR
flange_seat_to_disk_end_height	0.155 INCHES NOMINAL IN
NSN	4820-01-428-4334

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SEAT TO DISK END HEIGHT: 0.155 INCHES NOMINAL IN

•

FLANGE DIAMETER: 2.432 INCHES NOMINAL IN

•

BODY OUTSIDE DIAMETER: 2.182 INCHES NOMINAL IN

•

STYLE DESIGNATOR: PLAIN FLANGED

•

BODY INSIDE DIAMETER: 1.250 INCHES NOMINAL IN

•

UNDER FLANGE HEIGHT: 0.140 INCHES NOMINAL IN

•

MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE SEAT

•

SEAT ANGLE IN DEG: 35.000 NOMINAL

TECHNICAL CHARACTERISTICS

FLANGE SEAT TO DISK END HEIGHT	0.155 INCHES NOMINAL IN
FLANGE DIAMETER	2.432 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER	2.182 INCHES NOMINAL IN
STYLE DESIGNATOR	PLAIN FLANGED
BODY INSIDE DIAMETER	1.250 INCHES NOMINAL IN
UNDER FLANGE HEIGHT	0.140 INCHES NOMINAL IN
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE SEAT
SEAT ANGLE IN DEG	35.000 NOMINAL
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 1

5001003Reference 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 5001003 ITEM 4?

5001003 ITEM 4 is a SEAT,VALVE.

What parts can replace 5001003 ITEM 4?

There is 1 known substitute for 5001003 ITEM 4: 5001003. Substitute compatibility should be verified for your specific system.

What is the NSN for 5001003 ITEM 4?

5001003 ITEM 4 is cataloged in the U.S. Government catalog under NSN 4820-01-428-4334. This indicates validated use in U.S. government and defense supply chains.

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