PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 66-65
66-65 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include width: 0.500 INCHES NOMINAL IN, length: 25.000 FEET NOMINAL FT, material: PLASTIC TETRAFLUOROETHYLENE, thickness: 0.0050 INCHES NOMINAL IN, flow_angle: 45.0 DEGREES, bonnet_type: INSIDE SCREW. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-254-8636, 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
66-65
NSN: 4820-00-254-8636
FSC: 4820
CAGE: 11672 — CRANE CO CRANE VALVE AND PARTS DIV (USA)
SPECIFICATIONS
width0.500 INCHES NOMINAL IN
length25.000 FEET NOMINAL FT
materialPLASTIC TETRAFLUOROETHYLENE
thickness0.0050 INCHES NOMINAL IN
flow_angle45.0 DEGREES
bonnet_typeINSIDE SCREW
temp_rating-65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
vacuum_in_torr50.8
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
inside_diameter0.250 INCHES NOMINAL IN
connection_styleSOCKET (PIPE) ALL ENDS
outside_diameter0.375 INCHES NOMINAL IN
NSN4820-00-254-8636
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 66-65 · 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 OVERALL
•
FLOW CONTROL DEVICE: NEEDLE
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) ALL ENDS
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
OPERATING PRESSURE: 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
•
BONNET ATTACHMENT METHOD: INTEGRAL
•
MEDIA FOR WHICH DESIGNED: STEAM FIRST RESPONSE
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
FLOW CONTROL DEVICENEEDLE
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
OPERATING PRESSURE800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
BONNET ATTACHMENT METHODINTEGRAL
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
52802Interchangeable
interchangeable cross-reference
interchangeable
666-5Interchangeable
interchangeable cross-reference
interchangeable
GGG-G-17Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-27267Interchangeable
interchangeable cross-reference
interchangeable
GH510BM5Interchangeable
interchangeable cross-reference
interchangeable
D39728-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 66-65?
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 66-65?
66-65 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 66-65?
There are 14 known substitutes for 66-65: 52802, 666-5, GGG-G-17 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 66-65?
66-65 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-254-8636. 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 — 66-65

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