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PartsTable / COMPONENT / 30217 ITEM 6
30217 ITEM 6 ✓ 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 RETAINER,DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, special_features: O-RING RETAINER FOR 2.0 INCH X 2.0 INCH VALVE IN, end_item_identification: 8500 RELIEF VALVE MODEL NO. 85FC55M-140; 4820-01-539-5193, valve_design_control_activity: 72352, valve_size_for_which_designed: 2.000 INCHES IN, material_document_and_classification: ASTM A479, 316SS NATIONAL SPEC SINGLE MATERIAL RESPONSE.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-539-5205, 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
30217 ITEM 6
NSN: 4820-01-539-5205
FSC: 4820
CAGE: 72352 — CURTISS-WRIGHT FLOW CONTROL CORPORATION DBA FARRIS ENGINEERING DIV CURTISS-WRIGHT VALVES DIVISION- FARRIS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
special_featuresO-RING RETAINER FOR 2.0 INCH X 2.0 INCH VALVE IN
end_item_identification8500 RELIEF VALVE MODEL NO. 85FC55M-140; 4820-01-539-5193
valve_design_control_activity72352
valve_size_for_which_designed2.000 INCHES IN
material_document_and_classificationASTM A479, 316SS NATIONAL SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-539-5205
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 30217 ITEM 6 · 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
•
VALVE DESIGN CONTROL ACTIVITY: 72352
•
MATERIAL: STEEL CORROSION RESISTING
•
VALVE SIZE FOR WHICH DESIGNED: 2.000 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A479, 316SS NATIONAL SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESO-RING RETAINER FOR 2.0 INCH X 2.0 INCH VALVE IN
VALVE DESIGN CONTROL ACTIVITY72352
MATERIALSTEEL CORROSION RESISTING
VALVE SIZE FOR WHICH DESIGNED2.000 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A479, 316SS NATIONAL SPEC SINGLE MATERIAL RESPONSE
END ITEM IDENTIFICATION8500 RELIEF VALVE MODEL NO. 85FC55M-140; 4820-01-539-5193
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
WF408Interchangeable
interchangeable cross-reference
interchangeable
HK-402Interchangeable
interchangeable cross-reference
interchangeable
NTCC75Interchangeable
interchangeable cross-reference
interchangeable
30075Interchangeable
interchangeable cross-reference
interchangeable
3L09X1Interchangeable
interchangeable cross-reference
interchangeable
6109Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30217 ITEM 6?
30217 ITEM 6 is a RETAINER,DISK,VALVE.
What parts can replace 30217 ITEM 6?
There are 11 known substitutes for 30217 ITEM 6: WF408, HK-402, NTCC75 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 30217 ITEM 6?
30217 ITEM 6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-539-5205. 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