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408057 — VALVE,BLEEDER,HYDRAULIC SYSTEM

✓ Government record, cited
Legrand · GATE VALVE
PRODUCT OVERVIEW

408057: VALVE,BLEEDER,HYDRAULIC SYSTEM.

The VALVE,BLEEDER,HYDRAULIC SYSTEM is a Legrand industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-00-528-2779, 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
408057
NSN: 4820-00-528-2779
FSC: 4820 — Valves, Nonpowered
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
Part Number408057
ManufacturerLegrand
NSN4820-00-528-2779
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 408057 · Legrand ⚠ 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 FEATURESSTEEL,SPEC DATA,SAE,1112; ZINC DICHROMATE FINISH; CASEHARDENED; DIM. DATA,1.06 IN. LG OVER-ALL,0.43 IN ACROSS HEX FLATS,0.18 IN. LG HEX,0.88 IN. FROM VALVE END TO NEAREST HEX SHOULDER; THD TYPE HOSE CONNECTOR,THD DATA,NO. 10-32,NF,RH,CLASS 2 FIT,0.44 IN. LG; VALVE SEAT END DATA,0.271 IN. MIN 0.281 IN. MAX LARGEST OD OF TAPER,0.120 IN. LG TAPER,0.280 IN. LG EXCL THD PORTION,0.230 IN. FROM CENTER OF INLET HOLE TO VALVE END,1/16 IN. DIA INLET HOLE,EXTERNAL THD DATA,3/8-24,UNF OR NF,RH,CLASS 2A THD OR CLASS 2 FIT,0.470 IN. LG; DRAIN HOLE DATA,0.147 IN. DIA,0.880 IN. LG A
SUBSTITUTES & CROSS-REFERENCES 3
41023Reference document
Same NSN cross-reference
Reference document — Secondary reference
2176586Reference document
Same NSN cross-reference
Reference document — Secondary reference
GTB2418Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 408057?
408057 is a VALVE,BLEEDER,HYDRAULIC SYSTEM manufactured by Legrand.
What parts can replace 408057?
There are 3 known substitutes for 408057: 41023, 2176586, GTB2418. Substitute compatibility should be verified for your specific system.
What is the NSN for 408057?
408057 is cataloged in the U.S. Government catalog under NSN 4820-00-528-2779. This indicates validated use in U.S. government and defense supply chains.
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