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Technical Data Sheet
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8821531 — Technical Data Sheet

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— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include material: STEEL, shaft_type: ROUND SINGLE ACTUATOR, shaft_length: 1.875 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A, overall_width: 1.312 INCHES NOMINAL IN, pole_quantity: 1 EACH SECTION FRONT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4810-00-115-3463, 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
8821531
NSN: 4810-00-115-3463
FSC: 4810
CAGE: 99193 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - PHOENIX (USA)
SPECIFICATIONS
materialSTEEL
shaft_typeROUND SINGLE ACTUATOR
shaft_length1.875 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
overall_width1.312 INCHES NOMINAL IN
pole_quantity1 EACH SECTION FRONT
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_height1.500 INCHES NOMINAL IN
overall_length4.375 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity5 EACH SECTION REAR
NSN4810-00-115-3463
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8821531 · 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
•
OVERALL DIAMETER: 1.125 INCHES NOMINAL IN
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,7.740 IN. LG,1.125 IN. MAJOR OD,USED ON P/N 392888-4-1 VALVE IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL LENGTH7.740 INCHES NOMINAL IN
OVERALL DIAMETER1.125 INCHES NOMINAL IN
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL,7.740 IN. LG,1.125 IN. MAJOR OD,USED ON P/N 392888-4-1 VALVE IN
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
8169940InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
PA2029InterchangeableGOVERNMENT REGISTRY
Structural Section,special Shape
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8821531?
8821531 is a SWITCH,ROTARY.
What parts can replace 8821531?
There are 2 known substitutes for 8821531: 8169940, PA2029. Substitute compatibility should be verified for your specific system.
What is the NSN for 8821531?
8821531 is cataloged in the Federal Logistics Information System under NSN 4810-00-115-3463. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026