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179-401 — VALVE,BLEEDER,HYDRAULIC SYSTEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

179-401: VALVE,BLEEDER,HYDRAULIC SYSTEM.

The VALVE,BLEEDER,HYDRAULIC SYSTEM is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-00-528-1790, 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
179-401
NSN: 4820-00-528-1790
NIINs: 005281790, 014231238
FSC: 4820 — Valves, Nonpowered
CAGE: 72560 — GENERAL MOTORS CORP DELCO PRODUCTS DIV MACHINE CONTROL SYSTEMS (USA)
SPECIFICATIONS
general_characteristics_item_descriptionLEMON CARPET DEODORIZER; A READY-TO-USE, WATER-BASED LIQUID DEODORANT FOR USE AS A SPACE SPRAY OR CONTACT TYPE COUNTERACTANT; 12-1 QT CONTAINERS PER BOX
NSN4820-00-528-1790
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 179-401 · 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 FEATURESSTEEL;01.110 IN. O/A LG; HEX SHAPE,0.423 IN. HEX DIA; THD INTERNAL END,0.380 IN. LG; 3/8-24 UNF-WA THD IN
SUBSTITUTES & CROSS-REFERENCES 3
5300925Reference document
Same NSN cross-reference
Reference document — Secondary reference
5455122Reference document
Same NSN cross-reference
Reference document — Secondary reference
5281790Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 179-401?
179-401 is a VALVE,BLEEDER,HYDRAULIC SYSTEM.
What parts can replace 179-401?
There are 3 known substitutes for 179-401: 5300925, 5455122, 5281790. Substitute compatibility should be verified for your specific system.
What is the NSN for 179-401?
179-401 is cataloged in the U.S. Government catalog under NSN 4820-00-528-1790. 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.