PartsTable
Technical Data Sheet
Download PDF

AV39-984PC31 — PISTON,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

AV39-984PC31: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-00-301-5513, 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
AV39-984PC31
NSN: 4820-00-301-5513
FSC: 4820 — Valves, Nonpowered
CAGE: 04845 — AUTOMATIC SWITCH COMPANY DBA ASCO (USA)
SPECIFICATIONS
Part NumberAV39-984PC31
NSN4820-00-301-5513
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AV39-984PC31 · 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 FEATURESMATERIAL NICKEL COPPER ALLOY MIL-N-894;2.216 IN. DIA;1.875 IN. H;3 GROOVES 0.125 IN. W;INTERNALLY THREADED ON BOTTOM 1.625-18 UNEF 0.438 IN. THD LG;1 HOLE 0.516 IN. DIA IN CENTER OF TOP;2 HOLES 0.328 IN. DIA ON TOP 180 DEG APART;1.625 IN. BOLT CIRCLE DIA IN
SUBSTITUTES & CROSS-REFERENCES 2
AV40-996PC31Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
AV89-606Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy AV39-984PC31?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is AV39-984PC31?
AV39-984PC31 is a PISTON,VALVE.
What parts can replace AV39-984PC31?
There are 2 known substitutes for AV39-984PC31: AV40-996PC31, AV89-606. Substitute compatibility should be verified for your specific system.
What is the NSN for AV39-984PC31?
AV39-984PC31 is cataloged in the U.S. Government catalog under NSN 4820-00-301-5513. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — AV39-984PC31

✓ 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.