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40399-907 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40399-907: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. This part is cataloged in the U.S. Government catalog under NSN 4820-01-669-3655, 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
40399-907
NSN: 4820-01-669-3655
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
Part Number40399-907
NSN4820-01-669-3655
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40399-907 · 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
SUBSTITUTES & CROSS-REFERENCES 3
40399-9Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
40399-9 ASSY 40399-907Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
8622562 ITEM V8Reference 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 40399-907?
40399-907 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 40399-907?
There are 3 known substitutes for 40399-907: 40399-9, 40399-9 ASSY 40399-907, 8622562 ITEM V8. Substitute compatibility should be verified for your specific system.
What is the NSN for 40399-907?
40399-907 is cataloged in the U.S. Government catalog under NSN 4820-01-669-3655. 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.