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056950 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

056950: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 0.422 INCHES NOMINAL SINGLE THREADED PORTION IN, overall_height: 3.938 INCHES NOMINAL IN, shank_diameter: 2.182 INCHES NOMINAL IN, flange_diameter: 3.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-146-9996, 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
056950
NSN: 4820-01-146-9996
NIINs: 011469996, 011470064
FSC: 4820 — Valves, Nonpowered
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A SINGLE THREADED PORTION A
thread_length0.422 INCHES NOMINAL SINGLE THREADED PORTION IN
overall_height3.938 INCHES NOMINAL IN
shank_diameter2.182 INCHES NOMINAL IN
flange_diameter3.250 INCHES NOMINAL IN
inside_diameter1.688 INCHES NOMINAL IN
pressure_rating150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
outside_diameter2.751 INCHES NOMINAL IN
style_designatorTHREADED FLANGED
nominal_thread_size2.969 INCHES SINGLE THREADED PORTION IN
under_flange_height0.547 INCHES NOMINAL IN
NSN4820-01-146-9996
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 056950 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.266 INCHES NOMINAL IN
•
FLANGE DIAMETER: 3.250 INCHES NOMINAL IN
•
THREAD LENGTH: 0.422 INCHES NOMINAL SINGLE THREADED PORTION IN
•
BODY STEPPED INSIDE DIAMETER: 2.375 INCHES MINIMUM AND 2.500 INCHES MAXIMUM FIRST STEP IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
NOMINAL THREAD SIZE: 2.969 INCHES SINGLE THREADED PORTION IN
•
UNDER FLANGE HEIGHT: 0.547 INCHES NOMINAL IN
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.266 INCHES NOMINAL IN
FLANGE DIAMETER3.250 INCHES NOMINAL IN
THREAD LENGTH0.422 INCHES NOMINAL SINGLE THREADED PORTION IN
BODY STEPPED INSIDE DIAMETER2.375 INCHES MINIMUM AND 2.500 INCHES MAXIMUM FIRST STEP IN
STYLE DESIGNATORTHREADED FLANGED
NOMINAL THREAD SIZE2.969 INCHES SINGLE THREADED PORTION IN
UNDER FLANGE HEIGHT0.547 INCHES NOMINAL IN
THREAD CLASS2A SINGLE THREADED PORTION A
THREAD QUANTITY PER INCH14 SINGLE THREADED PORTION
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 056950?
056950 is a DISK,VALVE.
What is the NSN for 056950?
056950 is cataloged in the U.S. Government catalog under NSN 4820-01-146-9996. This indicates validated use in U.S. government and defense supply chains.
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