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255721 PIECE 107 — STARTER,ENGINE,ELECTRICAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

255721 PIECE 107: STARTER,ENGINE,ELECTRICAL.

The STARTER,ENGINE,ELECTRICAL is a the manufacturer industrial component. Key specifications include special_features: CRES QQ-S-763,CLASS 316,COND A. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-318-9745, 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
255721 PIECE 107
NSN: 4820-01-318-9745
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
special_featuresCRES QQ-S-763,CLASS 316,COND A
NSN4820-01-318-9745
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 255721 PIECE 107 · 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 FEATURESCRES QQ-S-763,CLASS 316,COND A
SUBSTITUTES & CROSS-REFERENCES 1
255721Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 255721 PIECE 107?
255721 PIECE 107 is a STARTER,ENGINE,ELECTRICAL.
What parts can replace 255721 PIECE 107?
There is 1 known substitute for 255721 PIECE 107: 255721. Substitute compatibility should be verified for your specific system.
What is the NSN for 255721 PIECE 107?
255721 PIECE 107 is cataloged in the U.S. Government catalog under NSN 4820-01-318-9745. This indicates validated use in U.S. government and defense supply chains.
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