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Technical Data Sheet
PartsTable / COMPONENT / 3211-3557
3211-3557 ✓ 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 HEAD,SAFETY,PRESSURE RELIEF is a the manufacturer industrial component. Key specifications include special_features: 0.773 IN. L; 0.749 OUTSIDE DIA; 0.813 SHOULDER DIA 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 4820-01-304-2871, 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
3211-3557
NSN: 4820-01-304-2871
FSC: 4820
CAGE: K0061 — EMERSON PROCESS MANAGEMENT LTD (GBR)
SPECIFICATIONS
special_features0.773 IN. L; 0.749 OUTSIDE DIA; 0.813 SHOULDER DIA IN
NSN4820-01-304-2871
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3211-3557 · 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURES0.773 IN. L; 0.749 OUTSIDE DIA; 0.813 SHOULDER DIA IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
3211Interchangeable
interchangeable cross-reference
interchangeable
S11Interchangeable
interchangeable cross-reference
interchangeable
6211CE1TX9Interchangeable
interchangeable cross-reference
interchangeable
00213-0206Interchangeable
interchangeable cross-reference
interchangeable
700084Interchangeable
interchangeable cross-reference
interchangeable
3211EInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3211-3557?
3211-3557 is a HEAD,SAFETY,PRESSURE RELIEF.
What parts can replace 3211-3557?
There are 18 known substitutes for 3211-3557: 3211, S11, 6211CE1TX9 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3211-3557?
3211-3557 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-304-2871. 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