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50149-02 — Technical Data Sheet

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— · 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

The VALVE,BRAKE PNEUMATIC is a the manufacturer industrial component. Key specifications include material: STEEL, thickness: 0.250 INCHES NOMINAL IN, body_width: 1.125 INCHES NOMINAL IN, body_height: 1.188 INCHES NOMINAL IN, body_length: 1.438 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-468-8681, 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
50149-02
NSN: 4820-01-468-8681
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialSTEEL
thickness0.250 INCHES NOMINAL IN
body_width1.125 INCHES NOMINAL IN
body_height1.188 INCHES NOMINAL IN
body_length1.438 INCHES NOMINAL IN
corner_shapeSQUARE ALL CORNERS
bore_diameter0.2187 INCHES MINIMUM AND 0.2197 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_length2.062 INCHES NOMINAL IN
surface_finish63 MICROINCHES BOTH BEARING FLATS
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating200.0 HERTZ MINIMUM AND 6000.0 HERTZ MAXIMUM SINGLE COMPONENT
NSN4820-01-468-8681
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 50149-02 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
50149InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SCB69496InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
PE-120InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C91InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
51856InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10661835-001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50149-02?
50149-02 is a VALVE,BRAKE PNEUMATIC.
What parts can replace 50149-02?
There are 6 known substitutes for 50149-02: 50149, SCB69496, PE-120 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50149-02?
50149-02 is cataloged in the Federal Logistics Information System under NSN 4820-01-468-8681. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026