PartsTable
Technical Data Sheet
Download PDF

P3-43949-G01NOTE1 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

P3-43949-G01NOTE1: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416, end_item_identification: 4820-01-423-3149; STOP CHECK VALVE FOR NUCLEAR REATOR BOUNDRY AREA., valve_size_for_which_designed: 6.000 INCHES IN, valve_type_for_which_designed: STOP-CHECK, material_document_and_classification: 416/ASTM A582, CONDITION H ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-529-9835, 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
P3-43949-G01NOTE1
NSN: 4820-01-529-9835
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL COMP 416
end_item_identification4820-01-423-3149; STOP CHECK VALVE FOR NUCLEAR REATOR BOUNDRY AREA.
valve_size_for_which_designed6.000 INCHES IN
valve_type_for_which_designedSTOP-CHECK
material_document_and_classification416/ASTM A582, CONDITION H ASSN STD SINGLE MATERIAL RESPONSE
NSN4820-01-529-9835
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: P3-43949-G01NOTE1 · 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
•
VALVE TYPE FOR WHICH DESIGNED: STOP-CHECK
•
MATERIAL DOCUMENT AND CLASSIFICATION: 416/ASTM A582, CONDITION H ASSN STD SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 6.000 INCHES IN
•
MATERIAL: STEEL COMP 416
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDSTOP-CHECK
MATERIAL DOCUMENT AND CLASSIFICATION416/ASTM A582, CONDITION H ASSN STD SINGLE MATERIAL RESPONSE
VALVE SIZE FOR WHICH DESIGNED6.000 INCHES IN
END ITEM IDENTIFICATION4820-01-423-3149; STOP CHECK VALVE FOR NUCLEAR REATOR BOUNDRY AREA.
MATERIALSTEEL COMP 416
SUBSTITUTES & CROSS-REFERENCES 1
P3-43949-G01Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy P3-43949-G01NOTE1?
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 P3-43949-G01NOTE1?
P3-43949-G01NOTE1 is a STEM,FLUID VALVE.
What parts can replace P3-43949-G01NOTE1?
There is 1 known substitute for P3-43949-G01NOTE1: P3-43949-G01. Substitute compatibility should be verified for your specific system.
What is the NSN for P3-43949-G01NOTE1?
P3-43949-G01NOTE1 is cataloged in the U.S. Government catalog under NSN 4820-01-529-9835. 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 — P3-43949-G01NOTE1

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.