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Z-31526-6 — GEAR OPERATOR,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

Z-31526-6: GEAR OPERATOR,VALVE.

The GEAR OPERATOR,VALVE is a the manufacturer industrial component. Key specifications include gear_type: WORM, special_features: 4000 IN LBS TORQUE IN, features_provided: HANDWHEEL AND INDICATOR GAGE, end_item_identification: VALVE/OPERATOR, valve_type_for_which_designed: BUTTERFLY, part_name_assigned_by_controlling_agency: MANUAL GEAR OPERATOR. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-596-4855, 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
Z-31526-6
NSN: 4820-01-596-4855
FSC: 4820 — Valves, Nonpowered
CAGE: 1N3C1 — FARRELL EQUIPMENT & CONTROLS, INC. (USA)
SPECIFICATIONS
gear_typeWORM
special_features4000 IN LBS TORQUE IN
features_providedHANDWHEEL AND INDICATOR GAGE
end_item_identificationVALVE/OPERATOR
valve_type_for_which_designedBUTTERFLY
part_name_assigned_by_controlling_agencyMANUAL GEAR OPERATOR
NSN4820-01-596-4855
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: Z-31526-6 · 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: BUTTERFLY
•
GEAR TYPE: WORM
•
FEATURES PROVIDED: HANDWHEEL AND INDICATOR GAGE
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBUTTERFLY
GEAR TYPEWORM
FEATURES PROVIDEDHANDWHEEL AND INDICATOR GAGE
SPECIAL FEATURES4000 IN LBS TORQUE IN
PART NAME ASSIGNED BY CONTROLLING AGENCYMANUAL GEAR OPERATOR
END ITEM IDENTIFICATIONVALVE/OPERATOR
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is Z-31526-6?
Z-31526-6 is a GEAR OPERATOR,VALVE.
What is the NSN for Z-31526-6?
Z-31526-6 is cataloged in the U.S. Government catalog under NSN 4820-01-596-4855. 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.