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31597W — VALVE,CALIBRATED FLOW

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

31597W: VALVE,CALIBRATED FLOW.

The VALVE,CALIBRATED FLOW is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-00-343-6444, 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
31597W
NSN: 4820-00-343-6444
FSC: 4820 — Valves, Nonpowered
CAGE: 32537 — JOY GLOBAL UNDERGROUND MINING LLC (USA)
SPECIFICATIONS
Part Number31597W
NSN4820-00-343-6444
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 31597W · 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
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 1
33942WSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 31597W?
31597W is a VALVE,CALIBRATED FLOW.
What parts can replace 31597W?
There is 1 known substitute for 31597W: 33942W. Substitute compatibility should be verified for your specific system.
What is the NSN for 31597W?
31597W is cataloged in the U.S. Government catalog under NSN 4820-00-343-6444. This indicates validated use in U.S. government and defense supply chains.
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