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803-6397408-PC099 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

803-6397408-PC099: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 625, overall_length: 14.594 INCHES NOMINAL IN, stem_actuating_end_type: THREADED EXTERNALLY, valve_size_for_which_designed: 4.000 INCHES IN, valve_type_for_which_designed: REGULATOR. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-395-5271, 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
803-6397408-PC099
NSN: 4810-01-395-5271
FSC: 4810 — Valves, Powered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY 625
overall_length14.594 INCHES NOMINAL IN
stem_actuating_end_typeTHREADED EXTERNALLY
valve_size_for_which_designed4.000 INCHES IN
valve_type_for_which_designedREGULATOR
NSN4810-01-395-5271
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 803-6397408-PC099 · 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
•
VALVE TYPE FOR WHICH DESIGNED: REGULATOR
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
•
VALVE SIZE FOR WHICH DESIGNED: 4.000 INCHES IN
•
MATERIAL: NICKEL ALLOY 625
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDREGULATOR
STEM ACTUATING END TYPETHREADED EXTERNALLY
OVERALL LENGTH14.594 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED4.000 INCHES IN
MATERIALNICKEL ALLOY 625
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES 1
803-6397408Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 803-6397408-PC099?
803-6397408-PC099 is a STEM,FLUID VALVE.
What parts can replace 803-6397408-PC099?
There is 1 known substitute for 803-6397408-PC099: 803-6397408. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-6397408-PC099?
803-6397408-PC099 is cataloged in the U.S. Government catalog under NSN 4810-01-395-5271. 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.