PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 1B646 1/2IN

1B646 1/2IN — Technical Data Sheet

✓ 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 RESISTOR NETWORK,FIXED,FILM is a the manufacturer industrial component. Key specifications include color: GREEN, shape: TAPERED, width: 4.250 INCHES NOMINAL IN, height: 0.095 INCHES NOMINAL IN, length: 9.000 INCHES NOMINAL IN, diameter: 0.250 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 4820-01-031-7346, 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
1B646 1/2IN
NSN: 4820-01-031-7346
FSC: 4820
CAGE: 14448 — HAMMOND VALVE CORP (USA)
SPECIFICATIONS
colorGREEN
shapeTAPERED
width4.250 INCHES NOMINAL IN
height0.095 INCHES NOMINAL IN
length9.000 INCHES NOMINAL IN
diameter0.250 INCHES NOMINAL IN
materialALUMINUM FRAME
grip_typeFINGER RING
unit_typeDUAL SCREENING POINTS
blade_typeDISSECTING
body_stylePLAIN TYPE
bore_shapeSTRAIGHT
NSN4820-01-031-7346
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1B646 1/2IN · 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 15
670-1-2Interchangeable
interchangeable cross-reference
interchangeable
43712Interchangeable
interchangeable cross-reference
interchangeable
674-0117-010Interchangeable
interchangeable cross-reference
interchangeable
E15734AInterchangeable
interchangeable cross-reference
interchangeable
919-012020Interchangeable
interchangeable cross-reference
interchangeable
55127Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 1B646 1/2IN?
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 1B646 1/2IN?
1B646 1/2IN is a RESISTOR NETWORK,FIXED,FILM.
What parts can replace 1B646 1/2IN?
There are 15 known substitutes for 1B646 1/2IN: 670-1-2, 43712, 674-0117-010 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1B646 1/2IN?
1B646 1/2IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-031-7346. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1B646 1/2IN

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