PartsTable
Technical Data Sheet
Download PDF

DDBOYS-3 — VALVE,DIAPHRAGM,STOP

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DDBOYS-3: VALVE,DIAPHRAGM,STOP.

The VALVE,DIAPHRAGM,STOP is a the manufacturer industrial component. Key specifications include material: STEEL BODY, connection_type: FLANGE ALL ENDS, special_features: FLANGE END CONNECTIONS 150 LB; VALVE SZ 2.500 IN.; REVERSE ACTING; INCL ACTUATOR 55AR WITH HOD LBS, valve_operation_method: MANUAL, media_for_which_designed: WATER, FRESH SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-441-0326, 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
DDBOYS-3
NSN: 4820-01-441-0326
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL BODY
connection_typeFLANGE ALL ENDS
special_featuresFLANGE END CONNECTIONS 150 LB; VALVE SZ 2.500 IN.; REVERSE ACTING; INCL ACTUATOR 55AR WITH HOD LBS
valve_operation_methodMANUAL
media_for_which_designedWATER, FRESH SINGLE RESPONSE
NSN4820-01-441-0326
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DDBOYS-3 · 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 TYPE: FLANGE ALL ENDS
•
MEDIA FOR WHICH DESIGNED: WATER, FRESH SINGLE RESPONSE
•
MATERIAL: STEEL BODY
•
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS
CONNECTION TYPEFLANGE ALL ENDS
SPECIAL FEATURESFLANGE END CONNECTIONS 150 LB; VALVE SZ 2.500 IN.; REVERSE ACTING; INCL ACTUATOR 55AR WITH HOD LBS
MEDIA FOR WHICH DESIGNEDWATER, FRESH SINGLE RESPONSE
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
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 1
U843G2L2SLOSame 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 DDBOYS-3?
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 DDBOYS-3?
DDBOYS-3 is a VALVE,DIAPHRAGM,STOP.
What parts can replace DDBOYS-3?
There is 1 known substitute for DDBOYS-3: U843G2L2SLO. Substitute compatibility should be verified for your specific system.
What is the NSN for DDBOYS-3?
DDBOYS-3 is cataloged in the U.S. Government catalog under NSN 4820-01-441-0326. 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 — DDBOYS-3

✓ 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.