PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 4641865-0025
4641865-0025 ✓ 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 TEST FITTING,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY A, thickness: 1.000 INCHES NOMINAL IN, groove_depth: 0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN, groove_width: 0.187 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN, thread_class: 2B, flange_diameter: 5.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-169-3687, 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
4641865-0025
NSN: 4820-01-169-3687
FSC: 4820
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialNICKEL ALLOY A
thickness1.000 INCHES NOMINAL IN
groove_depth0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
groove_width0.187 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
thread_class2B
flange_diameter5.750 INCHES NOMINAL IN
recess_diameter6.000 INCHES NOMINAL IN
special_featuresTEST FITTING IS TO HAVE ONE HOLE,0.562-18 UNF-2B,MACHINED IN ACCORDANCE WITH MS16142;TAP DRILL THRU
style_designatorROUND, ONE BOLT HOLE CIRCLE
bolt_hole_diameter0.688 INCHES NOMINAL IN
bolt_hole_quantity6
raised_face_height0.020 INCHES NOMINAL IN
NSN4820-01-169-3687
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4641865-0025 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
AES01C625E00AW9A91Interchangeable
interchangeable cross-reference
interchangeable
MS90728-176Interchangeable
interchangeable cross-reference
interchangeable
100-4641865Interchangeable
interchangeable cross-reference
interchangeable
87415-0163Interchangeable
interchangeable cross-reference
interchangeable
100-4641865 ITEM 11Interchangeable
interchangeable cross-reference
interchangeable
100-4641865 ITEM 13Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 4641865-0025?
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 4641865-0025?
4641865-0025 is a TEST FITTING,VALVE.
What parts can replace 4641865-0025?
There are 23 known substitutes for 4641865-0025: AES01C625E00AW9A91, MS90728-176, 100-4641865 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4641865-0025?
4641865-0025 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-169-3687. 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 — 4641865-0025

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