PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 6305390-21
6305390-21 ✓ 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 VALVE,BALL is a the manufacturer industrial component. Key specifications include material: GLASS FIBER BODY, valve_size: 4.000 INCHES IN, flange_shape: OVAL WITH HOLES ALL ENDS, nominal_width: 9.000 INCHES ALL ENDS IN, nominal_length: 9.000 INCHES ALL ENDS IN, connection_type: FLANGE ALL ENDS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-517-2306, 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
6305390-21
NSN: 4820-01-517-2306
FSC: 4820
CAGE: 70433 — APPLETON MARINE INC (USA)
SPECIFICATIONS
materialGLASS FIBER BODY
valve_size4.000 INCHES IN
flange_shapeOVAL WITH HOLES ALL ENDS
nominal_width9.000 INCHES ALL ENDS IN
nominal_length9.000 INCHES ALL ENDS IN
connection_typeFLANGE ALL ENDS
style_designatorSTRAIGHT THRU FLANGED ENDS
nominal_thickness1.500 INCHES ALL ENDS IN
bolt_hole_quantity4 ALL ENDS
flange_face_designPLAIN ALL ENDS
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
face_to_face_distance9.000 INCHES IN
NSN4820-01-517-2306
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6305390-21 · 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
•
BOLT HOLE NOMINAL DIAMETER: 0.750 INCHES ALL ENDS IN
•
NOMINAL THICKNESS: 1.500 INCHES ALL ENDS IN
•
BOLT CIRCLE NOMINAL DIAMETER: 7.500 INCHES ALL ENDS IN
•
MATERIAL: GLASS FIBER BODY
•
FACE TO FACE DISTANCE: 9.000 INCHES IN
•
NOMINAL LENGTH: 9.000 INCHES ALL ENDS IN
•
MAXIMUM OPERATING TEMP: 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
BOLT HOLE QUANTITY: 4 ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS IN
NOMINAL THICKNESS1.500 INCHES ALL ENDS IN
BOLT CIRCLE NOMINAL DIAMETER7.500 INCHES ALL ENDS IN
MATERIALGLASS FIBER BODY
FACE TO FACE DISTANCE9.000 INCHES IN
NOMINAL LENGTH9.000 INCHES ALL ENDS IN
MAXIMUM OPERATING TEMP200.0 FAHRENHEIT SINGLE RESPONSE DEGF
BOLT HOLE QUANTITY4 ALL ENDS
FLANGE SHAPEOVAL WITH HOLES ALL ENDS
VALVE SIZE4.000 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
SS1520-17-18Interchangeable
interchangeable cross-reference
interchangeable
6305390Interchangeable
interchangeable cross-reference
interchangeable
29-12Interchangeable
interchangeable cross-reference
interchangeable
6305390-40Interchangeable
interchangeable cross-reference
interchangeable
6305391-40Interchangeable
interchangeable cross-reference
interchangeable
6305391Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 6305390-21?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 6305390-21?
6305390-21 is a VALVE,BALL.
What parts can replace 6305390-21?
There are 10 known substitutes for 6305390-21: SS1520-17-18, 6305390, 29-12 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6305390-21?
6305390-21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-517-2306. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 6305390-21

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026