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1749A — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1749A: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, temp_rating: 100.0 FAHRENHEIT NOMINAL DEGF, pressure_rating: 6250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, special_features: VALVE SIZE 0.500 IN. IN.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-323-3306, 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
1749A
NSN: 4820-01-323-3306
FSC: 4820 — Valves, Nonpowered
CAGE: 63220 — FLOWSERVE INC (USA)
SPECIFICATIONS
materialSTEEL
temp_rating100.0 FAHRENHEIT NOMINAL DEGF
pressure_rating6250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
special_featuresVALVE SIZE 0.500 IN. IN
NSN4820-01-323-3306
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1749A · 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
•
PRESSURE RATING: 6250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
TEMP RATING: 100.0 FAHRENHEIT NOMINAL DEGF
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
PRESSURE RATING6250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
TEMP RATING100.0 FAHRENHEIT NOMINAL DEGF
SPECIAL FEATURESVALVE SIZE 0.500 IN. IN
MATERIALSTEEL
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 2
F-51235Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
F-51235 ITEM 4Same 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
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FREQUENTLY ASKED QUESTIONS
What is 1749A?
1749A is a DISK,VALVE.
What parts can replace 1749A?
There are 2 known substitutes for 1749A: F-51235, F-51235 ITEM 4. Substitute compatibility should be verified for your specific system.
What is the NSN for 1749A?
1749A is cataloged in the U.S. Government catalog under NSN 4820-01-323-3306. This indicates validated use in U.S. government and defense supply chains.
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