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Technical Data Sheet
PartsTable / COMPONENT / NS-3983 ITEM 2.0.5IN
NS-3983 ITEM 2.0.5IN ✓ 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 NS-3983 ITEM 2.0.5IN is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-226-6170, 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
NS-3983 ITEM 2.0.5IN
NSN: 4820-01-226-6170
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
Part NumberNS-3983 ITEM 2.0.5IN
NSN4820-01-226-6170
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: NS-3983 ITEM 2.0.5IN · 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: COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
25-1000-01B160Interchangeable
interchangeable cross-reference
interchangeable
917403Interchangeable
interchangeable cross-reference
interchangeable
18-013-004Interchangeable
interchangeable cross-reference
interchangeable
300160Interchangeable
interchangeable cross-reference
interchangeable
967980-1Interchangeable
interchangeable cross-reference
interchangeable
NS-3983 ASSY EInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NS-3983 ITEM 2.0.5IN?
NS-3983 ITEM 2.0.5IN is a NS-3983 ITEM 2.0.5IN.
What parts can replace NS-3983 ITEM 2.0.5IN?
There are 20 known substitutes for NS-3983 ITEM 2.0.5IN: 25-1000-01B160, 917403, 18-013-004 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NS-3983 ITEM 2.0.5IN?
NS-3983 ITEM 2.0.5IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-226-6170. 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