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40445-402 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40445-402: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include material: RUBBER FLOW CONTROL DEVICE, flow_control_device: DISK, outlet_pressure_range: 25.0 TO 60.0 CAMERA MOUNT, first_end_connection_type: UNTHREADED INTERNAL PIPE, first_end_nominal_pipe_size_accommodated: 2.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-175-1139, 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
40445-402
NSN: 4820-01-175-1139
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialRUBBER FLOW CONTROL DEVICE
flow_control_deviceDISK
outlet_pressure_range25.0 TO 60.0 CAMERA MOUNT
first_end_connection_typeUNTHREADED INTERNAL PIPE
first_end_nominal_pipe_size_accommodated2.000 INCHES IN
NSN4820-01-175-1139
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40445-402 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLOW CONTROL DEVICE: DISK
•
OUTLET PRESSURE RANGE: 25.0 TO 60.0 CAMERA MOUNT
•
FIRST END CONNECTION TYPE: UNTHREADED INTERNAL PIPE
•
FIRST END NOMINAL PIPE SIZE ACCOMMODATED: 2.000 INCHES IN
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
OUTLET PRESSURE RANGE25.0 TO 60.0 CAMERA MOUNT
FIRST END CONNECTION TYPEUNTHREADED INTERNAL PIPE
FIRST END NOMINAL PIPE SIZE ACCOMMODATED2.000 INCHES IN
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY STEM
MATERIALRUBBER FLOW CONTROL DEVICE
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
40445-04 25T60PSIReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40445-402?
40445-402 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 40445-402?
There is 1 known substitute for 40445-402: 40445-04 25T60PSI. Substitute compatibility should be verified for your specific system.
What is the NSN for 40445-402?
40445-402 is cataloged in the U.S. Government catalog under NSN 4820-01-175-1139. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.