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20494-400 — PLUG,TUBE FITTING,THREADED

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20494-400: PLUG,TUBE FITTING,THREADED.

The PLUG,TUBE FITTING,THREADED is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 BODY, head_height: 0.090 INCHES NOMINAL IN, thread_class: 3A EXTERNAL A, overall_length: 0.450 INCHES NOMINAL IN, connection_style: FLARED, style_designator: PLUG, TUBE FITTING FLARED (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC). This part is cataloged in the U.S.

Government catalog under NSN 4820-01-061-9301, 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
20494-400
NSN: 4820-01-061-9301
NIINs: 010619301, 011378287
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 BODY
head_height0.090 INCHES NOMINAL IN
thread_class3A EXTERNAL A
overall_length0.450 INCHES NOMINAL IN
connection_styleFLARED
style_designatorPLUG, TUBE FITTING FLARED (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC)
thread_directionRIGHT-HAND EXTERNAL
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
nominal_thread_size0.438 INCHES EXTERNAL IN
maximum_operating_temp100.0 FAHRENHEIT DEGF
media_for_which_designedFUEL/OIL, HYDROCARBON
thread_series_designatorUNF EXTERNAL
NSN4820-01-061-9301
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20494-400 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUINUM ALLOY,QQ-A-225/8,ALLOY 6061-T651; 6 CYLINDER PORTS; 3 PRESSURE PORTS; 2 RETURN PORTS; 3000.0 PSI WORKING PRESSURE; LUBRICATING OIL MEDIA PER MIL-L-17331 2190; 12.750 IN. O/A LG; 8.440 IN. W; 5.380 IN. THK; BODY ANDDIZED PER MIL-A-8625 TYPE 1 CLASS 1 IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUINUM ALLOY,QQ-A-225/8,ALLOY 6061-T651; 6 CYLINDER PORTS; 3 PRESSURE PORTS; 2 RETURN PORTS; 3000.0 PSI WORKING PRESSURE; LUBRICATING OIL MEDIA PER MIL-L-17331 2190; 12.750 IN. O/A LG; 8.440 IN. W; 5.380 IN. THK; BODY ANDDIZED PER MIL-A-8625 TYPE 1 CLASS 1 IN
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
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FREQUENTLY ASKED QUESTIONS
What is 20494-400?
20494-400 is a PLUG,TUBE FITTING,THREADED.
What is the NSN for 20494-400?
20494-400 is cataloged in the U.S. Government catalog under NSN 4820-01-061-9301. This indicates validated use in U.S. government and defense supply chains.
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