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88841 — VALVE,DIAPHRAGM,STOP

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

88841: VALVE,DIAPHRAGM,STOP.

The VALVE,DIAPHRAGM,STOP is a the manufacturer industrial component. Key specifications include end_item_identification: F-35 AIRCRAFT SUPPORT EQUIPMENT, part_name_assigned_by_controlling_agency: DASHPOT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-146-7922, 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
88841
NSN: 4820-01-146-7922
NIINs: 011467922, 016711636
FSC: 4820 — Valves, Nonpowered
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
end_item_identificationF-35 AIRCRAFT SUPPORT EQUIPMENT
part_name_assigned_by_controlling_agencyDASHPOT
NSN4820-01-146-7922
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 88841 · 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
•
CONNECTION TYPE: FLANGE ALL ENDS
•
VALVE SIZE: 2.000 INCHES IN
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS
CONNECTION TYPEFLANGE ALL ENDS
VALVE SIZE2.000 INCHES IN
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY STEM
SUBSTITUTES & CROSS-REFERENCES 2
79777KReference document
Same NSN cross-reference
Reference document — Drawing number reference only
79777Reference 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 88841?
88841 is a VALVE,DIAPHRAGM,STOP.
What parts can replace 88841?
There are 2 known substitutes for 88841: 79777K, 79777. Substitute compatibility should be verified for your specific system.
What is the NSN for 88841?
88841 is cataloged in the U.S. Government catalog under NSN 4820-01-146-7922. 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.