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Technical Data Sheet
PartsTable / COMPONENT / 41-3-17
41-3-17 ✓ Verified by PartsTable
Lindy · 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

- ATC (Authorised Test Centre) certified for high speed<br>- HDMI Male to HDMI Female connectors<br>- 24K gold plated contacts<br>- Shielded cable construction for optimum RF and EMI protection<br>- Supports resolutions up to 1080p and higher, multi channel audio<br>- 3D over HDMI ready<br>- Deep colour capable - supports over 1 billion colours; x.v.Color and xvYCC ready<br>- Low profile design, ideal for recessed connectors<br>- Stranded core construction This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-306-1338, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
41-3-17
NSN: 4820-00-306-1338
FSC: 4820
CAGE: 75954 — KUNKLE INDUSTRIES INC LONERGAN VALVE DIV (USA)
SPECIFICATIONS
materialSTEEL ALLOY OVERALL
point_typeSPLIT
point_angle135.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length1.125 INCHES NOMINAL IN
flute_quantity2
overall_length3.375 INCHES NOMINAL IN
shank_diameter0.173 INCHES NOMINAL IN
special_featuresSCREW MACHINE LG; WIRE SIZE 17
cutting_end_styleGENERAL PURPOSE
surface_treatmentOXIDE FILM OVERALL
nominal_cutting_diameter0.1730 INCHES IN
NSN4820-00-306-1338
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 41-3-17 · Lindy ⚠ 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
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
THREAD QUANTITY PER INCH: 16 SINGLE THREADED PORTION
•
UNDER FLANGE HEIGHT: 0.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL SINGLE THREADED PORTION IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
NOMINAL THREAD SIZE: 0.875 INCHES SINGLE THREADED PORTION IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD QUANTITY PER INCH16 SINGLE THREADED PORTION
UNDER FLANGE HEIGHT0.500 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL SINGLE THREADED PORTION IN
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS2A SINGLE THREADED PORTION A
NOMINAL THREAD SIZE0.875 INCHES SINGLE THREADED PORTION IN
BODY INSIDE DIAMETER0.500 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
M41CO 17Interchangeable
interchangeable cross-reference
interchangeable
NAS907 TYFSZ17Interchangeable
interchangeable cross-reference
interchangeable
NAS907Interchangeable
interchangeable cross-reference
interchangeable
NMP-476/PC 9Interchangeable
interchangeable cross-reference
interchangeable
010.303.0051Interchangeable
interchangeable cross-reference
interchangeable
B-2351PC9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 41-3-17?
41-3-17 is a SEAT,VALVE manufactured by Lindy.
What parts can replace 41-3-17?
There are 7 known substitutes for 41-3-17: M41CO 17, NAS907 TYFSZ17, NAS907 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 41-3-17?
41-3-17 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-306-1338. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026