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Technical Data Sheet
PartsTable / COMPONENT / ANSI Z21.22
ANSI Z21.22 ✓ 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 ANSI Z21.22 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-632-1521, 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
ANSI Z21.22
NSN: 4820-00-632-1521
FSC: 4820
CAGE: 80204 — AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE (USA)
SPECIFICATIONS
Part NumberANSI Z21.22
NSN4820-00-632-1521
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: ANSI Z21.22 · 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
•
SECOND END NOMINAL PIPE SIZE ACCOMMODATED: 0.750 INCHES IN
•
SECOND END CONNECTION TYPE: THREADED EXTERNAL PIPE
•
END CONNECTION QUANTITY: 2
•
MATERIAL: COPPER ALLOY SEAT
•
FLOW CONTROL DEVICE: POPPET
•
TEMP ADJUSTABILITY: NOT ADJUSTABLE
•
SECOND END STYLE DESIGNATOR: PLAIN
•
FURNISHED ITEMS: EMERGENCY OPENING DEVICE
TECHNICAL CHARACTERISTICS (FLIS)
SECOND END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES IN
SECOND END CONNECTION TYPETHREADED EXTERNAL PIPE
END CONNECTION QUANTITY2
MATERIALCOPPER ALLOY SEAT
FLOW CONTROL DEVICEPOPPET
TEMP ADJUSTABILITYNOT ADJUSTABLE
SECOND END STYLE DESIGNATORPLAIN
FURNISHED ITEMSEMERGENCY OPENING DEVICE
TEMP CONTROL DEVICE TYPETHERMOSTATIC
MATERIALPLASTIC SILICONE FLOW CONTROL DEVICE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
240Interchangeable
interchangeable cross-reference
interchangeable
MILV13612Interchangeable
interchangeable cross-reference
interchangeable
N240-X-1INInterchangeable
interchangeable cross-reference
interchangeable
3012GInterchangeable
interchangeable cross-reference
interchangeable
927267Interchangeable
interchangeable cross-reference
interchangeable
7760507Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ANSI Z21.22?
ANSI Z21.22 is a ANSI Z21.22.
What parts can replace ANSI Z21.22?
There are 22 known substitutes for ANSI Z21.22: 240, MILV13612, N240-X-1IN and 19 more. Substitute compatibility should be verified for your specific system.
Is ANSI Z21.22 still available?
ANSI Z21.22 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026