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VA-1998 PIECE 57 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

VA-1998 PIECE 57: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include special_features: NICKEL COPPER ALLOY,QQ-N-281. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-212-8300, 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
VA-1998 PIECE 57
NSN: 4820-01-212-8300
FSC: 4820 — Valves, Nonpowered
CAGE: 11859 — HUNT VALVE COMPANY, INC. (USA)
SPECIFICATIONS
special_featuresNICKEL COPPER ALLOY,QQ-N-281
NSN4820-01-212-8300
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: VA-1998 PIECE 57 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNICKEL COPPER ALLOY,QQ-N-281
SUBSTITUTES & CROSS-REFERENCES 2
VA-1998Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
VA-1998 PIECE 5Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 VA-1998 PIECE 57?
VA-1998 PIECE 57 is a STEM,FLUID VALVE.
What parts can replace VA-1998 PIECE 57?
There are 2 known substitutes for VA-1998 PIECE 57: VA-1998, VA-1998 PIECE 5. Substitute compatibility should be verified for your specific system.
What is the NSN for VA-1998 PIECE 57?
VA-1998 PIECE 57 is cataloged in the U.S. Government catalog under NSN 4820-01-212-8300. 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.