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803-1385721 — CONVERTER,DIRECT CURRENT TO DIRE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

803-1385721: CONVERTER,DIRECT CURRENT TO DIRE.

CONVERTER,DIRECT CURRENT TO DIRE. Key specifications include material: COPPER ALLOY 922 BODY, valve_size: 1.500 INCHES IN, head_height: 0.046 INCHES NOMINAL IN, thread_class: 2A EXTERNAL A, thread_length: 0.438 INCHES NOMINAL EXTERNAL IN, overall_length: 0.675 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-451-2682, 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
803-1385721
NSN: 4820-00-451-2682
NIINs: 004512682, 004516023, 004516024, 004724069, 004828906, 004828907, 004830680, 004830681, 012272854, 012975030, 014513641, 014821855, 015373115, 015373122, 015374383, 015558537, 015558543, 015558556, 015558561, 015558578, 015558584, 015746376, 015797710, 016881926
FSC: 4820 — Valves, Nonpowered
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922 BODY
valve_size1.500 INCHES IN
head_height0.046 INCHES NOMINAL IN
thread_class2A EXTERNAL A
thread_length0.438 INCHES NOMINAL EXTERNAL IN
overall_length0.675 INCHES NOMINAL IN
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
flange_diameter0.562 INCHES NOMINAL IN
connection_styleSOCKET (PIPE) ALL ENDS
outside_diameter2.469 INCHES NOMINAL IN
special_featuresITEGRAL SEAT RING
style_designatorSTRAIGHT THRU
NSN4820-00-451-2682
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 803-1385721 · 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
•
FLOW CONTROL DEVICE: DISK
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.500 INCHES ALL ENDS IN
•
CONNECTION STYLE: SOCKET WITH BRAZING RING (PIPE) ALL ENDS
•
MOUNTING POSITION: HORIZONTAL
•
CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES ALL ENDS IN
CONNECTION STYLESOCKET WITH BRAZING RING (PIPE) ALL ENDS
MOUNTING POSITIONHORIZONTAL
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
SUBSTITUTES & CROSS-REFERENCES 4
810-1385721 1-1/2INReference document
Same NSN cross-reference
Reference document — Secondary reference
803-1385721-7NON MAGReference document
Same NSN cross-reference
Reference document — Secondary reference
1385721Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
810-1385721Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 803-1385721?
803-1385721 is a CONVERTER,DIRECT CURRENT TO DIRE.
What parts can replace 803-1385721?
There are 4 known substitutes for 803-1385721: 810-1385721 1-1/2IN, 803-1385721-7NON MAG, 1385721 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-1385721?
803-1385721 is cataloged in the U.S. Government catalog under NSN 4820-00-451-2682. This indicates validated use in U.S. government and defense supply chains.
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