PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 803-1385637-04
803-1385637-04 ✓ Verified by PartsTable
— · 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,CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922, overall_height: 2.469 INCHES NOMINAL IN, shank_diameter: 1.750 INCHES NOMINAL IN, flange_diameter: 4.922 INCHES NOMINAL IN, pressure_rating: 250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, media_for_which_designed: WATER OR OIL OR GAS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-489-5314, 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
803-1385637-04
NSN: 4820-00-489-5314
FSC: 4820
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922
overall_height2.469 INCHES NOMINAL IN
shank_diameter1.750 INCHES NOMINAL IN
flange_diameter4.922 INCHES NOMINAL IN
pressure_rating250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
media_for_which_designedWATER OR OIL OR GAS
flange_seat_to_disk_end_height1.641 INCHES NOMINAL IN
material_document_and_classificationASTM B61 NATIONAL SPEC SINGLE MATERIAL RESPONSE
NSN4820-00-489-5314
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 803-1385637-04 · 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
•
MAXIMUM OPERATING TEMP: 150.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
VALVE SIZE: 4.000 INCHES IN
•
OPERATING PRESSURE: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
CONNECTION TYPE: FLANGE ALL ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT
•
NOMINAL THICKNESS: 1.000 INCHES ALL ENDS IN
•
BOLT CIRCLE NOMINAL DIAMETER: 6.562 INCHES ALL ENDS IN
•
MEDIA FOR WHICH DESIGNED: WATER, SALT SINGLE RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SINGLE RESPONSE DEGF
VALVE SIZE4.000 INCHES IN
OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
CONNECTION TYPEFLANGE ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT
NOMINAL THICKNESS1.000 INCHES ALL ENDS IN
BOLT CIRCLE NOMINAL DIAMETER6.562 INCHES ALL ENDS IN
MEDIA FOR WHICH DESIGNEDWATER, SALT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER7.688 INCHES ALL ENDS IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
1385637Interchangeable
interchangeable cross-reference
interchangeable
1385637-04-17Interchangeable
interchangeable cross-reference
interchangeable
803-1385637-04X-17Interchangeable
interchangeable cross-reference
interchangeable
803-1385637-042Interchangeable
interchangeable cross-reference
interchangeable
803-1385637-04-06Interchangeable
interchangeable cross-reference
interchangeable
803-1385623-051 -17Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 803-1385637-04?
803-1385637-04 is a VALVE,CHECK.
What parts can replace 803-1385637-04?
There are 14 known substitutes for 803-1385637-04: 1385637, 1385637-04-17, 803-1385637-04X-17 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-1385637-04?
803-1385637-04 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-489-5314. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026