PartsTable
Technical Data Sheet
803-2177934 ✓ 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 SYNCHRO,DIFFERENTIAL RECEIVER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 2.125 INCHES NOMINAL IN, outside_diameter: 1.325 INCHES MAXIMUM IN, special_features: USED ON 3/8 INCH AND 1/2 INCH BRONZE VALVES WITH UNION BONNET IN, style_designator: PLAIN FLANGED, attachment_method: RETAINING RING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-027-3404, 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
803-2177934
NSN: 4820-00-027-3404
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length2.125 INCHES NOMINAL IN
outside_diameter1.325 INCHES MAXIMUM IN
special_featuresUSED ON 3/8 INCH AND 1/2 INCH BRONZE VALVES WITH UNION BONNET IN
style_designatorPLAIN FLANGED
attachment_methodRETAINING RING
end_item_identificationVALVE,ANGLE
valve_size_for_which_designed1.500 INCHES IN
valve_type_for_which_designedANGLE
material_document_and_classificationMONEL;QQ-N-281 ASSN STD SINGLE MATERIAL RESPONSE
valve_model_number_for_which_designed803-2177934-B546
part_name_assigned_by_controlling_agencySEAT RING
NSN4820-00-027-3404
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 803-2177934 · 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
MATERIAL: COPPER ALLOY 922 BODY
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
STYLE DESIGNATOR: STRAIGHT THRU
FEATURES PROVIDED: BONNET PACKING
OPERATING PRESSURE: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL PIPE SIZE ACCOMMODATED: 0.750 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY 922 BODY
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
STYLE DESIGNATORSTRAIGHT THRU
FEATURES PROVIDEDBONNET PACKING
OPERATING PRESSURE700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIALNICKEL ALLOY SEAT
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES FIRST END IN
BONNET TYPEINSIDE SCREW
VALVE OPERATION METHODMANUAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
2620-902X6ASSYC3-4INInterchangeable
Same NIIN cross-reference
interchangeable
C35595 3/4INInterchangeable
Same NIIN cross-reference
interchangeable
1889568 ASSY CInterchangeable
Same NIIN cross-reference
interchangeable
SS845-1889568ASSYC3-4INInterchangeable
Same NIIN cross-reference
interchangeable
803-2177934-B416Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 803-2177934?
803-2177934 is a SYNCHRO,DIFFERENTIAL RECEIVER.
What parts can replace 803-2177934?
There are 5 known substitutes for 803-2177934: 2620-902X6ASSYC3-4IN, C35595 3/4IN, 1889568 ASSY C and 2 more. Substitute compatibility should be verified for your specific system.
Is 803-2177934 still available?
803-2177934 is currently cancelled.
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