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PartsTable / COMPONENT / 40754-4 FIND NO 13
40754-4 FIND NO 13 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, style_designator: PLAIN FLANGED, end_item_identification: 4820-01-521-0018 PRESSURE REGULATING VALVE; W/S NIMITZ, material_document_and_classification: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-521-0019, 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
40754-4 FIND NO 13
NSN: 4820-01-521-0019
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
style_designatorPLAIN FLANGED
end_item_identification4820-01-521-0018 PRESSURE REGULATING VALVE; W/S NIMITZ
material_document_and_classificationQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4820-01-521-0019
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40754-4 FIND NO 13 · 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 DOCUMENT AND CLASSIFICATION: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
STYLE DESIGNATOR: PLAIN FLANGED
•
MATERIAL: NICKEL ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORPLAIN FLANGED
MATERIALNICKEL ALLOY OVERALL
END ITEM IDENTIFICATION4820-01-521-0018 PRESSURE REGULATING VALVE; W/S NIMITZ
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
93003Interchangeable
interchangeable cross-reference
interchangeable
R50200SUA-6-0067Interchangeable
interchangeable cross-reference
interchangeable
336759Interchangeable
interchangeable cross-reference
interchangeable
PC16Interchangeable
interchangeable cross-reference
interchangeable
HYSOL PC12-007MInterchangeable
interchangeable cross-reference
interchangeable
MIL-I-46058Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40754-4 FIND NO 13?
40754-4 FIND NO 13 is a SEAT,VALVE.
What parts can replace 40754-4 FIND NO 13?
There are 16 known substitutes for 40754-4 FIND NO 13: 93003, R50200SUA-6-0067, 336759 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40754-4 FIND NO 13?
40754-4 FIND NO 13 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-521-0019. 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