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PartsTable / COMPONENT / A841102-2
A841102-2 ✓ Verified by PartsTable
— · 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 DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, temp_rating: 100.0 FAHRENHEIT NOMINAL DEGF, media_for_which_designed: WATER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-271-0201, 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
A841102-2
NSN: 4820-01-271-0201
FSC: 4820
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialSTEEL
temp_rating100.0 FAHRENHEIT NOMINAL DEGF
media_for_which_designedWATER
NSN4820-01-271-0201
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A841102-2 · 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
•
MATERIAL: STEEL
•
MEDIA FOR WHICH DESIGNED: WATER
•
TEMP RATING: 100.0 FAHRENHEIT NOMINAL DEGF
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
MEDIA FOR WHICH DESIGNEDWATER
TEMP RATING100.0 FAHRENHEIT NOMINAL DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
B51173Interchangeable
interchangeable cross-reference
interchangeable
B851173Interchangeable
interchangeable cross-reference
interchangeable
51173Interchangeable
interchangeable cross-reference
interchangeable
B851173 PIECE 13Interchangeable
interchangeable cross-reference
interchangeable
B851173 PIECE 2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A841102-2?
A841102-2 is a DISK,VALVE.
What parts can replace A841102-2?
There are 5 known substitutes for A841102-2: B51173, B851173, 51173 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A841102-2?
A841102-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-271-0201. 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: July 2026