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902-00091 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

902-00091: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-178-3040, 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
902-00091
NSN: 4820-01-178-3040
FSC: 4820 — Valves, Nonpowered
CAGE: 12004 — NAVAL SEA SYSTEMS COMMAND LOGISTICS SUPPORT ENGINEERING ACTIVITY (USA)
SPECIFICATIONS
Part Number902-00091
NSN4820-01-178-3040
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 902-00091 · 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 FEATURESCLAPPER, P/N 957-00065; O-RING, RUBBER; PIVOT PIN, P/N 902-00089; RETAINING RING, 0.025 IN. OD; SHAFT, COPPER; BUSHING, P/N 902-00088; SLEEVE BUSHING, P/N DRS-0609-3; BUMPER TIP, P/N 902-00092; COTTER PIN, 0.063 IN. BY 0.750 IN., NICKEL COPPER ALLOY; END ITEM 1 1/2 INCH SWING CHECK VALVE, 700 PSI, SOCKET WELD ENDS IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 902-00091?
902-00091 is a DISK,VALVE.
What is the NSN for 902-00091?
902-00091 is cataloged in the U.S. Government catalog under NSN 4820-01-178-3040. 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.