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Technical Data Sheet
PartsTable / COMPONENT / SW142-3
SW142-3 ✓ 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 CAP,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, attachment_method: BOLTS, end_item_identification: IOWA CLASS BB, valve_model_number_for_which_designed: 1791. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-416-6862, 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
SW142-3
NSN: 4820-01-416-6862
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialCOPPER ALLOY
attachment_methodBOLTS
end_item_identificationIOWA CLASS BB
valve_model_number_for_which_designed1791
NSN4820-01-416-6862
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SW142-3 · 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: COPPER ALLOY
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 1791
•
ATTACHMENT METHOD: BOLTS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY
VALVE MODEL NUMBER FOR WHICH DESIGNED1791
ATTACHMENT METHODBOLTS
END ITEM IDENTIFICATIONIOWA CLASS BB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
SC-D-4187Interchangeable
interchangeable cross-reference
interchangeable
7586646Interchangeable
interchangeable cross-reference
interchangeable
SW-142Interchangeable
interchangeable cross-reference
interchangeable
SW142-2Interchangeable
interchangeable cross-reference
interchangeable
C03783.002.256Interchangeable
interchangeable cross-reference
interchangeable
SW142-14Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SW142-3?
SW142-3 is a CAP,VALVE.
What parts can replace SW142-3?
There are 10 known substitutes for SW142-3: SC-D-4187, 7586646, SW-142 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SW142-3?
SW142-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-416-6862. 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