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QE3 — VALVE,EXHAUST CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

QE3: VALVE,EXHAUST CONTROL.

The VALVE,EXHAUST CONTROL is a the manufacturer industrial component. Key specifications include material: ALUMINUM BODY, connection_type: THREADED INTERNAL PIPE ALL ENDS, flow_control_device: DISK, nominal_thread_size: 0.375 INCHES ALL ENDS IN, valve_operation_method: MANUAL, thread_series_designator: NPT ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-436-8917, 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
QE3
NSN: 4820-01-436-8917
FSC: 4820 — Valves, Nonpowered
CAGE: 24522 — HUMPHREY PRODUCTS CO (USA)
SPECIFICATIONS
materialALUMINUM BODY
connection_typeTHREADED INTERNAL PIPE ALL ENDS
flow_control_deviceDISK
nominal_thread_size0.375 INCHES ALL ENDS IN
valve_operation_methodMANUAL
thread_series_designatorNPT ALL ENDS
NSN4820-01-436-8917
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: QE3 · 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
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
NOMINAL THREAD SIZE: 0.375 INCHES ALL ENDS IN
•
MATERIAL: ALUMINUM BODY
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS IN
MATERIALALUMINUM BODY
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODMANUAL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is QE3?
QE3 is a VALVE,EXHAUST CONTROL.
What is the NSN for QE3?
QE3 is cataloged in the U.S. Government catalog under NSN 4820-01-436-8917. 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.