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70-557253 — VALVE,BLEEDER,HYDRAULIC SYSTEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

70-557253: VALVE,BLEEDER,HYDRAULIC SYSTEM.

The VALVE,BLEEDER,HYDRAULIC SYSTEM is a the manufacturer industrial component. Key specifications include end_item_identification: 3820-01-178-5057. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-353-7389, 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
70-557253
NSN: 4820-01-353-7389
FSC: 4820 — Valves, Nonpowered
CAGE: 0WT52 — HOERBIGER SERVICE INC (USA)
SPECIFICATIONS
end_item_identification3820-01-178-5057
NSN4820-01-353-7389
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 70-557253 · 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
END ITEM IDENTIFICATION3820-01-178-5057
SUBSTITUTES & CROSS-REFERENCES 1
46044Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 70-557253?
70-557253 is a VALVE,BLEEDER,HYDRAULIC SYSTEM.
What parts can replace 70-557253?
There is 1 known substitute for 70-557253: 46044. Substitute compatibility should be verified for your specific system.
What is the NSN for 70-557253?
70-557253 is cataloged in the U.S. Government catalog under NSN 4820-01-353-7389. This indicates validated use in U.S. government and defense supply chains.
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