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QNR4 — COUPLING,ACTUATOR-HANDWHEEL,VALV

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

QNR4: COUPLING,ACTUATOR-HANDWHEEL,VALV.

COUPLING,ACTUATOR-HANDWHEEL,VALV. Key specifications include connection_size: 2.380 INCHES IN, special_features: PROIVDED WITH ATTACHMENT HARDWARE, features_provided: QUICK DISCONNECT, connector_end_design: FEMALE, valve_type_for_which_designed: NON-RISING HANDWHEEL, wheel_size_for_which_designed: TO FIT VALVE HANDWHEEL 13 INCHES TO 14 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-256-3644, 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
QNR4
NSN: 4820-01-256-3644
FSC: 4820 — Valves, Nonpowered
CAGE: 78710 — TRIUMPH CONTROLS, LLC DBA TRIUMPH CONTROLS, LLC (USA)
SPECIFICATIONS
connection_size2.380 INCHES IN
special_featuresPROIVDED WITH ATTACHMENT HARDWARE
features_providedQUICK DISCONNECT
connector_end_designFEMALE
valve_type_for_which_designedNON-RISING HANDWHEEL
wheel_size_for_which_designedTO FIT VALVE HANDWHEEL 13 INCHES TO 14 INCHES IN
NSN4820-01-256-3644
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: QNR4 · 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
•
VALVE TYPE FOR WHICH DESIGNED: NON-RISING HANDWHEEL
•
CONNECTOR END DESIGN: FEMALE
•
FEATURES PROVIDED: QUICK DISCONNECT
•
WHEEL SIZE FOR WHICH DESIGNED: TO FIT VALVE HANDWHEEL 13 INCHES TO 14 INCHES IN
•
CONNECTION SIZE: 2.380 INCHES IN
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDNON-RISING HANDWHEEL
CONNECTOR END DESIGNFEMALE
FEATURES PROVIDEDQUICK DISCONNECT
SPECIAL FEATURESPROIVDED WITH ATTACHMENT HARDWARE
WHEEL SIZE FOR WHICH DESIGNEDTO FIT VALVE HANDWHEEL 13 INCHES TO 14 INCHES IN
CONNECTION SIZE2.380 INCHES IN
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
57365-4Reference 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 QNR4?
QNR4 is a COUPLING,ACTUATOR-HANDWHEEL,VALV.
What parts can replace QNR4?
There is 1 known substitute for QNR4: 57365-4. Substitute compatibility should be verified for your specific system.
What is the NSN for QNR4?
QNR4 is cataloged in the U.S. Government catalog under NSN 4820-01-256-3644. 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.