T645 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

T645: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: STEEL CORROSION RESISTING SEAT, body_style: STRAIGHT THRU, furnished_items: OUTLET PRESSURE GAGE, regulation_type: AUTOMATIC SINGLE STAGE, valve_stem_design: SINGLE SEAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-431-4174, 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

T645

NSN: 4820-00-431-4174
FSC: 4820 — Valves, Nonpowered
CAGE: 26505 — GROVE VALVE OPERATIONS (USA)

SPECIFICATIONS

filter	NOT INCLUDED
material	STEEL CORROSION RESISTING SEAT
body_style	STRAIGHT THRU
furnished_items	OUTLET PRESSURE GAGE
regulation_type	AUTOMATIC SINGLE STAGE
valve_stem_design	SINGLE SEAT
flow_control_device	DISK, TOP GUIDED
valve_loading_method	DOME
outlet_pressure_range	5.0 TO 2995.0 CAMERA MOUNT
end_connection_quantity	2
remote_actuation_method	DIAPHRAGM
media_for_which_designed	AIR AND NITROGEN, GASEOUS
NSN	4820-00-431-4174

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK, TOP GUIDED

•

VALVE STEM DESIGN: SINGLE SEAT

•

RENEWABLE SEAT RING TYPE: PRESSED-IN

•

SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL

•

REMOTE ACTUATION METHOD: DIAPHRAGM

•

BODY STYLE: STRAIGHT THRU

•

REGULATION TYPE: AUTOMATIC SINGLE STAGE

•

FIRST END STYLE DESIGNATOR: STREAMLINED WITH TWO BRAZING RINGS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK, TOP GUIDED
VALVE STEM DESIGN	SINGLE SEAT
RENEWABLE SEAT RING TYPE	PRESSED-IN
SECOND END RELATIONSHIP WITH FIRST END	IDENTICAL
REMOTE ACTUATION METHOD	DIAPHRAGM
BODY STYLE	STRAIGHT THRU
REGULATION TYPE	AUTOMATIC SINGLE STAGE
FIRST END STYLE DESIGNATOR	STREAMLINED WITH TWO BRAZING RINGS
END CONNECTION QUANTITY	2
OUTLET PRESSURE RANGE	5.0 TO 2995.0 CAMERA MOUNT

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 3

Z111VSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

Z111EReference document

Same NSN cross-reference

Reference document — Secondary reference

T162LReference 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 T645?

T645 is a VALVE,REGULATING,FLUID PRESSURE.

What parts can replace T645?

There are 3 known substitutes for T645: Z111V, Z111E, T162L. Substitute compatibility should be verified for your specific system.

What is the NSN for T645?

T645 is cataloged in the U.S. Government catalog under NSN 4820-00-431-4174. This indicates validated use in U.S. government and defense supply chains.

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T645 — VALVE,REGULATING,FLUID PRESSURE

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