PartsTable
Technical Data Sheet
Download PDF

G438019 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

G438019: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: INCLUDED, material: COPPER ALLOY BODY, body_style: STRAIGHT THRU, furnished_items: INLET PRESSURE GAGE AND OUTLET PRESSURE GAGE, regulation_type: 1ST STAGE AUTOMATIC, 2ND STAGE MANUAL, special_features: OUTLET GAUGE SCALE IN VACUUM INCHES OF MERCURY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-356-3554, 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
G438019
NSN: 4820-01-356-3554
FSC: 4820 — Valves, Nonpowered
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
filterINCLUDED
materialCOPPER ALLOY BODY
body_styleSTRAIGHT THRU
furnished_itemsINLET PRESSURE GAGE AND OUTLET PRESSURE GAGE
regulation_type1ST STAGE AUTOMATIC, 2ND STAGE MANUAL
special_featuresOUTLET GAUGE SCALE IN VACUUM INCHES OF MERCURY
flow_control_deviceDIAPHRAGM
manual_control_methodKNOB
end_connection_quantity2
media_for_which_designedAIR OR NITROGEN, GASEOUS
first_end_connection_typeTHREADED INTERNAL TUBE
second_end_connection_typeTHREADED EXTERNAL GAS CYLINDER
NSN4820-01-356-3554
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: G438019 · 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
•
FLOW CONTROL DEVICE: DIAPHRAGM
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
REGULATION TYPE: 1ST STAGE AUTOMATIC, 2ND STAGE MANUAL
•
END CONNECTION QUANTITY: 2
•
MANUAL CONTROL METHOD: KNOB
•
FIRST END CONNECTION TYPE: THREADED INTERNAL TUBE
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDIAPHRAGM
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
BODY STYLESTRAIGHT THRU
REGULATION TYPE1ST STAGE AUTOMATIC, 2ND STAGE MANUAL
END CONNECTION QUANTITY2
MANUAL CONTROL METHODKNOB
FIRST END CONNECTION TYPETHREADED INTERNAL TUBE
SPECIAL FEATURESOUTLET GAUGE SCALE IN VACUUM INCHES OF MERCURY
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED0.125 INCHES NOMINAL IN
MATERIALCOPPER ALLOY BODY
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
G438019-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy G438019?
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 G438019?
G438019 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace G438019?
There is 1 known substitute for G438019: G438019-1. Substitute compatibility should be verified for your specific system.
What is the NSN for G438019?
G438019 is cataloged in the U.S. Government catalog under NSN 4820-01-356-3554. 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 — G438019