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21108-19 — DISK,CLUTCH,VEHICULAR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

21108-19: DISK,CLUTCH,VEHICULAR.

The DISK,CLUTCH,VEHICULAR is a the manufacturer industrial component. Key specifications include material: COPPER, valve_size: 4.000 INCHES IN, end_item_identification: NAVY WEAPON SYSTEM CODE JG SEAWOLF CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-418-4110, 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
21108-19
NSN: 4820-01-418-4110
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialCOPPER
valve_size4.000 INCHES IN
end_item_identificationNAVY WEAPON SYSTEM CODE JG SEAWOLF CLASS SSN
NSN4820-01-418-4110
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21108-19 · 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
•
VALVE SIZE: 4.000 INCHES IN
•
MATERIAL: COPPER
TECHNICAL CHARACTERISTICS
VALVE SIZE4.000 INCHES IN
END ITEM IDENTIFICATIONNAVY WEAPON SYSTEM CODE JG SEAWOLF CLASS SSN
MATERIALCOPPER
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 3
21129-1004Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
21129-69Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
21108Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21108-19?
21108-19 is a DISK,CLUTCH,VEHICULAR.
What parts can replace 21108-19?
There are 3 known substitutes for 21108-19: 21129-1004, 21129-69, 21108. Substitute compatibility should be verified for your specific system.
What is the NSN for 21108-19?
21108-19 is cataloged in the U.S. Government catalog under NSN 4820-01-418-4110. This indicates validated use in U.S. government and defense supply chains.
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