MV-21F3.5(4) — STEM,FLUID VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

MV-21F3.5(4): STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410, special_features: THREADS ACME LEFT 5/1,CLOCKWISE TO CLOSE,6 1/4 TURNS, stem_actuating_end_type: THREADED INTERNALLY, largest_outside_diameter: 1.000 INCHES NOMINAL IN, valve_size_for_which_designed: 3.000 INCHES IN, valve_type_for_which_designed: GLOBE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-269-5630, 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

MV-21F3.5(4)

NSN: 4820-01-269-5630
FSC: 4820 — Valves, Nonpowered
CAGE: 61661 — NEWMANS INC NEW JERSEY DIV (USA)

SPECIFICATIONS

material	STEEL COMP 410
special_features	THREADS ACME LEFT 5/1,CLOCKWISE TO CLOSE,6 1/4 TURNS
stem_actuating_end_type	THREADED INTERNALLY
largest_outside_diameter	1.000 INCHES NOMINAL IN
valve_size_for_which_designed	3.000 INCHES IN
valve_type_for_which_designed	GLOBE
material_document_and_classification	ASTM A276 GRADE 410 ASSN STD SINGLE MATERIAL RESPONSE
valve_model_number_for_which_designed	21F-CB-1SC
NSN	4820-01-269-5630

COMPONENT DIAGRAM

KEY FEATURES

•

VALVE TYPE FOR WHICH DESIGNED: GLOBE

•

LARGEST OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN

•

STEM ACTUATING END TYPE: THREADED INTERNALLY

•

VALVE MODEL NUMBER FOR WHICH DESIGNED: 21F-CB-1SC

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A276 GRADE 410 ASSN STD SINGLE MATERIAL RESPONSE

•

VALVE SIZE FOR WHICH DESIGNED: 3.000 INCHES IN

•

MATERIAL: STEEL COMP 410

TECHNICAL CHARACTERISTICS

VALVE TYPE FOR WHICH DESIGNED	GLOBE
LARGEST OUTSIDE DIAMETER	1.000 INCHES NOMINAL IN
STEM ACTUATING END TYPE	THREADED INTERNALLY
VALVE MODEL NUMBER FOR WHICH DESIGNED	21F-CB-1SC
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A276 GRADE 410 ASSN STD SINGLE MATERIAL RESPONSE
VALVE SIZE FOR WHICH DESIGNED	3.000 INCHES IN
SPECIAL FEATURES	THREADS ACME LEFT 5/1,CLOCKWISE TO CLOSE,6 1/4 TURNS
MATERIAL	STEEL COMP 410

SUBSTITUTES & CROSS-REFERENCES 3

21F-CB-1SC ITEM 4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

MV-21F3.5 ITEM 4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

MV-21F3SReference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MV-21F3.5(4)?

MV-21F3.5(4) is a STEM,FLUID VALVE.

What parts can replace MV-21F3.5(4)?

There are 3 known substitutes for MV-21F3.5(4): 21F-CB-1SC ITEM 4, MV-21F3.5 ITEM 4, MV-21F3S. Substitute compatibility should be verified for your specific system.

What is the NSN for MV-21F3.5(4)?

MV-21F3.5(4) is cataloged in the U.S. Government catalog under NSN 4820-01-269-5630. This indicates validated use in U.S. government and defense supply chains.

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MV-21F3.5(4) — STEM,FLUID VALVE

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