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8251091 — SEAT,PLUNGER

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8251091: SEAT,PLUNGER.

The SEAT,PLUNGER is a the manufacturer industrial component. Key specifications include end_item_identification: CENTRIFUGAL AIR FILTER,SALEM SERIES 818, general_characteristics_item_description: RUBBER MATERIAL,TWO PER UNIT PART OF 361-1 PLUNGER ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-009-2207, 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
8251091
NSN: 4810-00-009-2207
FSC: 4810 — Valves, Powered
CAGE: 72915 — GENERAL MOTORS CORP ELECTRO-MOTIVE DIV (USA)
SPECIFICATIONS
end_item_identificationCENTRIFUGAL AIR FILTER,SALEM SERIES 818
general_characteristics_item_descriptionRUBBER MATERIAL,TWO PER UNIT PART OF 361-1 PLUNGER ASSEMBLY
NSN4810-00-009-2207
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8251091 · 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
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: RUBBER MATERIAL,TWO PER UNIT PART OF 361-1 PLUNGER ASSEMBLY
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONRUBBER MATERIAL,TWO PER UNIT PART OF 361-1 PLUNGER ASSEMBLY
END ITEM IDENTIFICATIONCENTRIFUGAL AIR FILTER,SALEM SERIES 818
SUBSTITUTES & CROSS-REFERENCES 1
1689Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 8251091?
8251091 is a SEAT,PLUNGER.
What parts can replace 8251091?
There is 1 known substitute for 8251091: 1689. Substitute compatibility should be verified for your specific system.
What is the NSN for 8251091?
8251091 is cataloged in the U.S. Government catalog under NSN 4810-00-009-2207. 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.