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PartsTable / COMPONENT / 19881N
19881N ✓ 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

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: COPPER ALLOY, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC SINGLE STAGE, flow_control_device: DISK, valve_loading_method: SPRING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-027-3583, 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
19881N
NSN: 4820-00-027-3583
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialCOPPER ALLOY
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
flow_control_deviceDISK
valve_loading_methodSPRING
end_connection_quantity2
first_end_connection_typeUNTHREADED INTERNAL PIPE
first_end_style_designatorSTREAMLINED WITH ONE BRAZING RING
maximum_inlet_pressure_ratingERR-060
valve_type_for_which_designedFLUID PRESSURE REGULATING
material_document_and_classificationASTM B61 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
NSN4820-00-027-3583
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 19881N · 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
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
•
CRITICALITY CODE JUSTIFICATION: ZZZY
TECHNICAL CHARACTERISTICS (FLIS)
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
CRITICALITY CODE JUSTIFICATIONZZZY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
5419353Interchangeable
interchangeable cross-reference
interchangeable
19881NPC9Interchangeable
interchangeable cross-reference
interchangeable
54193Interchangeable
interchangeable cross-reference
interchangeable
HWWLN-1/4INInterchangeable
interchangeable cross-reference
interchangeable
19881N HWWLN-1/4INInterchangeable
interchangeable cross-reference
interchangeable
19881NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 19881N?
19881N is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 19881N?
There are 15 known substitutes for 19881N: 5419353, 19881NPC9, 54193 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 19881N?
19881N is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-027-3583. 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