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627984 — GEARSHAFT,SPUR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

627984: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include style_designator: STRAIGHT THRU, mounting_position: HORIZONTAL OR VERTICAL, disk_loading_method: SPRING, flow_control_device: POPPET, valve_operation_method: AUTOMATIC. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-421-8034, 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
627984
NSN: 4820-00-421-8034
NIINs: 004218034, 009923828
FSC: 4820 — Valves, Nonpowered
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
style_designatorSTRAIGHT THRU
mounting_positionHORIZONTAL OR VERTICAL
disk_loading_methodSPRING
flow_control_devicePOPPET
valve_operation_methodAUTOMATIC
NSN4820-00-421-8034
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 627984 · 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: POPPET
•
MOUNTING POSITION: HORIZONTAL OR VERTICAL
•
STYLE DESIGNATOR: STRAIGHT THRU
•
DISK LOADING METHOD: SPRING
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
MOUNTING POSITIONHORIZONTAL OR VERTICAL
STYLE DESIGNATORSTRAIGHT THRU
DISK LOADING METHODSPRING
VALVE OPERATION METHODAUTOMATIC
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 627984?
627984 is a GEARSHAFT,SPUR.
What is the NSN for 627984?
627984 is cataloged in the U.S. Government catalog under NSN 4820-00-421-8034. 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.