PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 195-640
195-640 ✓ 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

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include material: STEEL OVERALL, point_type: SPLIT, point_angle: 118.0 DEGREES NOMINAL, shank_style: STRAIGHT ROUND, flute_length: 1.375 INCHES NOMINAL IN, overall_length: 2.375 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 4820-00-384-5246, 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
195-640
NSN: 4820-00-384-5246
FSC: 4820
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
point_typeSPLIT
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length1.375 INCHES NOMINAL IN
flute_quantity2
overall_length2.375 INCHES NOMINAL IN
shank_diameter0.098 INCHES NOMINAL IN
special_featuresJOBBERS LG; WIRE SIZE 40
cutting_end_styleGENERAL PURPOSE
surface_treatmentOXIDE FILM OVERALL
nominal_cutting_diameter0.0980 INCHES IN
NSN4820-00-384-5246
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 195-640 · 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 3
NAS907 TYASZ40Interchangeable
interchangeable cross-reference
interchangeable
18140Interchangeable
interchangeable cross-reference
interchangeable
195-640Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 195-640?
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 195-640?
195-640 is a RESISTOR,FIXED,WIRE WOUND,INDUCT.
What parts can replace 195-640?
There are 3 known substitutes for 195-640: NAS907 TYASZ40, 18140, 195-640. Substitute compatibility should be verified for your specific system.
What is the NSN for 195-640?
195-640 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-384-5246. 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 — 195-640

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