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40611-8 PC NO 30 — Technical Data Sheet

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— · 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 RESTRICTOR,FLUID FLOW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 SEAT, special_features: SEAT, RING, seating_surface_shape: O-RING, end_item_identification: E/I VALVE TEMPERATURE REGULATOR, seal_accommodation_type: GROOVED, material_document_and_classification: ASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE SEAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-515-7162, 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
40611-8 PC NO 30
NSN: 4820-01-515-7162
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialSTEEL COMP 303 SEAT
special_featuresSEAT, RING
seating_surface_shapeO-RING
end_item_identificationE/I VALVE TEMPERATURE REGULATOR
seal_accommodation_typeGROOVED
material_document_and_classificationASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE SEAT
NSN4820-01-515-7162
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40611-8 PC NO 30 · 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: STEEL COMP 303 SEAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE SEAT
•
SEAL ACCOMMODATION TYPE: GROOVED
•
SEATING SURFACE SHAPE: O-RING
TECHNICAL CHARACTERISTICS
MATERIALSTEEL COMP 303 SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE SEAT
SEAL ACCOMMODATION TYPEGROOVED
END ITEM IDENTIFICATIONE/I VALVE TEMPERATURE REGULATOR
SEATING SURFACE SHAPEO-RING
SPECIAL FEATURESSEAT, RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
205200InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
99-638InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MILF5509InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AN814-4LInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4095009InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2-645-154-05200InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40611-8 PC NO 30?
40611-8 PC NO 30 is a RESTRICTOR,FLUID FLOW.
What parts can replace 40611-8 PC NO 30?
There are 21 known substitutes for 40611-8 PC NO 30: 205200, 99-638, MILF5509 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40611-8 PC NO 30?
40611-8 PC NO 30 is cataloged in the Federal Logistics Information System under NSN 4820-01-515-7162. 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: October 2026