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448634 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

448634: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include special_features: FURNISHED WITH END NUT, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS, valve_size_for_which_designed: 200.0 MILLIMETERS MM. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-428-4309, 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
448634
NSN: 4820-01-428-4309
FSC: 4820 — Valves, Nonpowered
CAGE: A205N — ANDRITZ NAF AB (SWE)
SPECIFICATIONS
special_featuresFURNISHED WITH END NUT
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
valve_size_for_which_designed200.0 MILLIMETERS MM
NSN4820-01-428-4309
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 448634 · 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 SIZE FOR WHICH DESIGNED: 200.0 MILLIMETERS MM
TECHNICAL CHARACTERISTICS
VALVE SIZE FOR WHICH DESIGNED200.0 MILLIMETERS MM
SPECIAL FEATURESFURNISHED WITH END NUT
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 2
FI21.72AGB 200MM PN19Reference document
Same NSN cross-reference
Reference document — Secondary reference
NAF 486340-200MM PN19Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 448634?
448634 is a STEM,FLUID VALVE.
What parts can replace 448634?
There are 2 known substitutes for 448634: FI21.72AGB 200MM PN19, NAF 486340-200MM PN19. Substitute compatibility should be verified for your specific system.
What is the NSN for 448634?
448634 is cataloged in the U.S. Government catalog under NSN 4820-01-428-4309. This indicates validated use in U.S. government and defense supply chains.
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