3,129,404 — STEM,FLUID VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

3,129,404: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL BODY, valve_size: 2.500 INCHES IN, bonnet_type: INSIDE SPRING, flange_shape: ROUND WITH HOLES ALL ENDS, overall_length: 16.938 INCHES NOMINAL IN, connection_type: FLANGE ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-221-2049, 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

3,129,404

NSN: 4820-01-221-2049
NIINs: 012212049, 012212122
FSC: 4820 — Valves, Nonpowered
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	STEEL BODY
valve_size	2.500 INCHES IN
bonnet_type	INSIDE SPRING
flange_shape	ROUND WITH HOLES ALL ENDS
overall_length	16.938 INCHES NOMINAL IN
connection_type	FLANGE ALL ENDS
special_features	THREADED 7.125 IN. FROM THE TOP END 0.750-18 THD; TOP END 0.438 IN. DIA; OTHER END 0.906 IN. DIA; ROUND ON THE END AND A 0.125 IN. HOLE 0.688 IN. FROM END IN
style_designator	ANGLE FLANGED ENDS
nominal_thickness	0.625 INCHES ALL ENDS IN
bolt_hole_quantity	6 ALL ENDS
flange_face_design	RAISED STRAIGHT ALL ENDS
operating_pressure	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
NSN	4820-01-221-2049

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

FLANGE SHAPE: ROUND WITH HOLES ALL ENDS

•

FLANGE FACE DESIGN: RAISED STRAIGHT ALL ENDS

•

BOLT CIRCLE NOMINAL DIAMETER: 5.000 INCHES ALL ENDS IN

•

CONNECTION TYPE: FLANGE ALL ENDS

•

STYLE DESIGNATOR: ANGLE FLANGED ENDS

•

BOLT HOLE NOMINAL DIAMETER: 0.562 INCHES ALL ENDS IN

•

OPERATING PRESSURE: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGN	RAISED STRAIGHT ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	5.000 INCHES ALL ENDS IN
CONNECTION TYPE	FLANGE ALL ENDS
STYLE DESIGNATOR	ANGLE FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER	0.562 INCHES ALL ENDS IN
OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
OPERATING PRESSURE	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
VALVE SIZE	2.500 INCHES IN

SUBSTITUTES & CROSS-REFERENCES 3

3,129,404 5T10PSISame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

L-3210-B NMP-320 5T10PSIReference document

Same NSN cross-reference

Reference document — Secondary reference

NMP-320Reference 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 3,129,404?

3,129,404 is a STEM,FLUID VALVE.

What parts can replace 3,129,404?

There are 3 known substitutes for 3,129,404: 3,129,404 5T10PSI, L-3210-B NMP-320 5T10PSI, NMP-320. Substitute compatibility should be verified for your specific system.

What is the NSN for 3,129,404?

3,129,404 is cataloged in the U.S. Government catalog under NSN 4820-01-221-2049. This indicates validated use in U.S. government and defense supply chains.

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