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A6899-1 — 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 HEAD,SAFETY,PRESSURE RELIEF is a the manufacturer industrial component. Key specifications include head_size: 2.000 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-433-9974, 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
A6899-1
NSN: 4820-01-433-9974
FSC: 4820
CAGE: 06370 — FIKE CORPORATION (USA)
SPECIFICATIONS
head_size2.000 INCHES IN
NSN4820-01-433-9974
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A6899-1 · 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
•
HEAD SIZE: 2.000 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD SIZE2.000 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
SK 1716Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A6899-1?
A6899-1 is a HEAD,SAFETY,PRESSURE RELIEF.
What parts can replace A6899-1?
There is 1 known substitute for A6899-1: SK 1716. Substitute compatibility should be verified for your specific system.
What is the NSN for A6899-1?
A6899-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-433-9974. 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: August 2026