5003 2-1/2IN — VALVE,STOP-CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

5003 2-1/2IN: VALVE,STOP-CHECK.

The VALVE,STOP-CHECK is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY FLOW CONTROL DEVICE, valve_size: 2.500 INCHES IN, bonnet_type: INSIDE SCREW, flange_shape: ROUND WITH HOLES ALL ENDS, style_designator: ANGLE FLANGED ENDS, features_provided: BONNET PACKING. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-139-3853, 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

5003 2-1/2IN

NSN: 4820-00-139-3853
FSC: 4820 — Valves, Nonpowered
CAGE: 91643 — SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC. DBA SERVICE BRASS FITTINGS (USA)

SPECIFICATIONS

material	NICKEL ALLOY FLOW CONTROL DEVICE
valve_size	2.500 INCHES IN
bonnet_type	INSIDE SCREW
flange_shape	ROUND WITH HOLES ALL ENDS
style_designator	ANGLE FLANGED ENDS
features_provided	BONNET PACKING
nominal_thickness	0.562 INCHES ALL ENDS IN
bolt_hole_quantity	4 ALL ENDS
flange_face_design	PLAIN ALL ENDS
operating_pressure	225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	DISK
NSN	4820-00-139-3853

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

FLANGE SHAPE: ROUND WITH HOLES ALL ENDS

•

RENEWABLE SEAT RING TYPE: THREADED

•

FLANGE FACE DESIGN: PLAIN ALL ENDS

•

BOLT CIRCLE NOMINAL DIAMETER: 5.500 INCHES ALL ENDS IN

•

STYLE DESIGNATOR: ANGLE FLANGED ENDS

•

BOLT HOLE NOMINAL DIAMETER: 0.750 INCHES ALL ENDS IN

•

OPERATING PRESSURE: 225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
RENEWABLE SEAT RING TYPE	THREADED
FLANGE FACE DESIGN	PLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	5.500 INCHES ALL ENDS IN
STYLE DESIGNATOR	ANGLE FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER	0.750 INCHES ALL ENDS IN
OPERATING PRESSURE	225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE	2.500 INCHES IN
FEATURES PROVIDED	BONNET PACKING

SUBSTITUTES & CROSS-REFERENCES 4

139-2 1-2INM0DSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

1064-N 2 1/2INSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

FIGS783M0DSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

1064-NReference 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 5003 2-1/2IN?

5003 2-1/2IN is a VALVE,STOP-CHECK.

What parts can replace 5003 2-1/2IN?

There are 4 known substitutes for 5003 2-1/2IN: 139-2 1-2INM0D, 1064-N 2 1/2IN, FIGS783M0D and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 5003 2-1/2IN?

5003 2-1/2IN is cataloged in the U.S. Government catalog under NSN 4820-00-139-3853. This indicates validated use in U.S. government and defense supply chains.

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