44B3721-277 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

44B3721-277: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 0.375 INCHES NOMINAL SINGLE THREADED PORTION IN, overall_height: 0.500 INCHES NOMINAL IN, style_designator: PLAIN THREADED, nominal_thread_size: 1.500 INCHES SINGLE THREADED PORTION IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-172-0490, 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

44B3721-277

NSN: 4820-01-172-0490
FSC: 4820 — Valves, Nonpowered
CAGE: 72957 — ELLIOTT COMPANY DIV JEANNETTE (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
thread_class	2A SINGLE THREADED PORTION A
thread_length	0.375 INCHES NOMINAL SINGLE THREADED PORTION IN
overall_height	0.500 INCHES NOMINAL IN
style_designator	PLAIN THREADED
nominal_thread_size	1.500 INCHES SINGLE THREADED PORTION IN
body_inside_diameter	0.825 INCHES NOMINAL IN
seating_surface_shape	FLAT
thread_series_designator	UNF SINGLE THREADED PORTION
NSN	4820-01-172-0490

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD LENGTH: 0.375 INCHES NOMINAL SINGLE THREADED PORTION IN

•

STYLE DESIGNATOR: PLAIN THREADED

•

BODY INSIDE DIAMETER: 0.825 INCHES NOMINAL IN

•

NOMINAL THREAD SIZE: 1.500 INCHES SINGLE THREADED PORTION IN

•

THREAD CLASS: 2A SINGLE THREADED PORTION A

•

MATERIAL: STEEL CORROSION RESISTING OVERALL

•

THREAD SERIES DESIGNATOR: UNF SINGLE THREADED PORTION

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.500 INCHES NOMINAL IN
THREAD LENGTH	0.375 INCHES NOMINAL SINGLE THREADED PORTION IN
STYLE DESIGNATOR	PLAIN THREADED
BODY INSIDE DIAMETER	0.825 INCHES NOMINAL IN
NOMINAL THREAD SIZE	1.500 INCHES SINGLE THREADED PORTION IN
THREAD CLASS	2A SINGLE THREADED PORTION A
MATERIAL	STEEL CORROSION RESISTING OVERALL
THREAD SERIES DESIGNATOR	UNF SINGLE THREADED PORTION
SEATING SURFACE SHAPE	FLAT

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

44B3721-274D PIECE 5CSame 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 44B3721-277?

44B3721-277 is a SEAT,VALVE.

What parts can replace 44B3721-277?

There is 1 known substitute for 44B3721-277: 44B3721-274D PIECE 5C. Substitute compatibility should be verified for your specific system.

What is the NSN for 44B3721-277?

44B3721-277 is cataloged in the U.S. Government catalog under NSN 4820-01-172-0490. This indicates validated use in U.S. government and defense supply chains.

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