PartsTable
Technical Data Sheet
Download PDF

4DHY4 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4DHY4: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYPROPYLENE OVERALL, valve_size: 0.250 INCHES IN, connection_type: UNTHREADED EXTERNAL HOSE ALL ENDS, connection_style: BARBED-BEADED (HOSE) ALL ENDS, style_designator: STRAIGHT THRU, face_to_face_distance: 2.02 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-606-0895, 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
4DHY4
NSN: 4820-01-606-0895
FSC: 4820 — Valves, Nonpowered
CAGE: 7D665 — GRAINGER DIV OF W W GRAINGER INC (USA)
SPECIFICATIONS
materialPLASTIC POLYPROPYLENE OVERALL
valve_size0.250 INCHES IN
connection_typeUNTHREADED EXTERNAL HOSE ALL ENDS
connection_styleBARBED-BEADED (HOSE) ALL ENDS
style_designatorSTRAIGHT THRU
face_to_face_distance2.02 INCHES IN
maximum_operating_temp140.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
opening_pressure_setting125.0 POUNDS PER SQUARE INCH LBS
NSN4820-01-606-0895
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4DHY4 · 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
•
CONNECTION STYLE: BARBED-BEADED (HOSE) ALL ENDS
•
CONNECTION TYPE: UNTHREADED EXTERNAL HOSE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
VALVE SIZE: 0.250 INCHES IN
•
MAXIMUM OPERATING TEMP: 140.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
FACE TO FACE DISTANCE: 2.02 INCHES IN
•
MATERIAL: PLASTIC POLYPROPYLENE OVERALL
•
OPENING PRESSURE SETTING: 125.0 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS
CONNECTION STYLEBARBED-BEADED (HOSE) ALL ENDS
CONNECTION TYPEUNTHREADED EXTERNAL HOSE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
VALVE SIZE0.250 INCHES IN
MAXIMUM OPERATING TEMP140.0 FAHRENHEIT SINGLE RESPONSE DEGF
FACE TO FACE DISTANCE2.02 INCHES IN
MATERIALPLASTIC POLYPROPYLENE OVERALL
OPENING PRESSURE SETTING125.0 POUNDS PER SQUARE INCH LBS
VALVE OPERATION METHODMANUAL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 4DHY4?
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 4DHY4?
4DHY4 is a VALVE,CHECK.
What is the NSN for 4DHY4?
4DHY4 is cataloged in the U.S. Government catalog under NSN 4820-01-606-0895. 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 — 4DHY4

✓ 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.