PartsTable
Technical Data Sheet

B-51019 — Technical Data Sheet

✓ 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

VALVE,PRESSURE EQUALIZING,GASEOU. Key specifications include material: PLASTIC FLOW CONTROL DEVICE, body_style: SINGLE CONNECTION, STRAIGHT FLOW, special_features: FLANGE IS MOLDED RUBBER, disk_loading_method: SPRING, flow_control_device: DISK, CIRCULAR, media_for_which_designed: AIR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-148-8616, 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
B-51019
NSN: 4820-00-148-8616
FSC: 4820
CAGE: K0967 — MBDA UK LTD (GBR)
SPECIFICATIONS
materialPLASTIC FLOW CONTROL DEVICE
body_styleSINGLE CONNECTION, STRAIGHT FLOW
special_featuresFLANGE IS MOLDED RUBBER
disk_loading_methodSPRING
flow_control_deviceDISK, CIRCULAR
end_connection_quantity1
media_for_which_designedAIR
valve_venting_design_typeATMOSPHERIC
first_end_flange_thickness0.075 INCHES NOMINAL IN
first_end_style_designatorRAISED
first_end_flange_shape_styleROUND W/O BOLT HOLES
first_end_raised_face_height0.475 INCHES NOMINAL IN
NSN4820-00-148-8616
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B-51019 · 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
•
FIRST END RAISED FACE DIAMETER: 1.625 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING BODY
•
MEDIA FOR WHICH DESIGNED: AIR
•
BODY STYLE: SINGLE CONNECTION, STRAIGHT FLOW
•
FIRST END FLANGE OUTSIDE DIAMETER: 3.469 INCHES NOMINAL IN
•
FIRST END STYLE DESIGNATOR: RAISED
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END RAISED FACE DIAMETER1.625 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING BODY
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALPLASTIC FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNEDAIR
BODY STYLESINGLE CONNECTION, STRAIGHT FLOW
FIRST END FLANGE OUTSIDE DIAMETER3.469 INCHES NOMINAL IN
FIRST END STYLE DESIGNATORRAISED
END CONNECTION QUANTITY1
SPECIAL FEATURESFLANGE IS MOLDED RUBBER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
91InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
71-062InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
162-1431-10InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0126263-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
01226263-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
D3-71062InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy B-51019?
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 B-51019?
B-51019 is a VALVE,PRESSURE EQUALIZING,GASEOU.
What parts can replace B-51019?
There are 15 known substitutes for B-51019: 91, 71-062, 162-1431-10 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B-51019?
B-51019 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-148-8616. 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 — B-51019