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803-2177934-3XX — COIL,RADIO FREQUENCY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

803-2177934-3XX: COIL,RADIO FREQUENCY.

The COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_length: 5.312 INCHES NOMINAL IN, stem_actuating_end_type: THREADED EXTERNALLY, furnished_items_and_quantity: 1 DISK AND 1 RETAINER AND 1 SCREW, valve_size_for_which_designed: 0.500 INCHES IN, valve_type_for_which_designed: STOP-CHECK. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-886-1637, 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
803-2177934-3XX
NSN: 4820-00-886-1637
NIINs: 008861637, 010618797
FSC: 4820 — Valves, Nonpowered
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_length5.312 INCHES NOMINAL IN
stem_actuating_end_typeTHREADED EXTERNALLY
furnished_items_and_quantity1 DISK AND 1 RETAINER AND 1 SCREW
valve_size_for_which_designed0.500 INCHES IN
valve_type_for_which_designedSTOP-CHECK
NSN4820-00-886-1637
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 803-2177934-3XX · 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
•
OUTSIDE DIAMETER: 0.935 INCHES NOMINAL IN
•
SEAT ANGLE: 15.0 DEGREES NOMINAL
•
MATERIAL: NICKEL ALLOY AND PLASTIC
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.825 INCHES NOMINAL IN
OUTSIDE DIAMETER0.935 INCHES NOMINAL IN
SEAT ANGLE15.0 DEGREES NOMINAL
MATERIALNICKEL ALLOY AND PLASTIC
SUBSTITUTES & CROSS-REFERENCES 3
803-2177934-31XReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
810-2177934-316Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
803-2177934-316-8-11-13-15Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 803-2177934-3XX?
803-2177934-3XX is a COIL,RADIO FREQUENCY.
What parts can replace 803-2177934-3XX?
There are 3 known substitutes for 803-2177934-3XX: 803-2177934-31X, 810-2177934-316, 803-2177934-316-8-11-13-15. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-2177934-3XX?
803-2177934-3XX is cataloged in the U.S. Government catalog under NSN 4820-00-886-1637. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.