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Technical Data Sheet
PartsTable / COMPONENT / 595B-6
595B-6 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,BLEEDER,HYDRAULIC SYSTEM is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, fsc_application_data: BRAKE ASSEMBLY, MAIN LANDING GEAR, REF NBR 2-1490, CAGE CODE 97153, NSN1630-01-189-4176, end_item_identification: ACFT, TYPE C-5/T.O. 4B1-2-1203, FIG 8, IND 54ACFT, TYPE C-5/T.O.

4B1-2-1203, FIG 8, IND 54. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-464-9174, 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
595B-6
NSN: 4820-00-464-9174
FSC: 4820
CAGE: 91511 — AUTO-VALVE, INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
fsc_application_dataBRAKE ASSEMBLY, MAIN LANDING GEAR, REF NBR 2-1490, CAGE CODE 97153, NSN1630-01-189-4176
end_item_identificationACFT, TYPE C-5/T.O. 4B1-2-1203, FIG 8, IND 54ACFT, TYPE C-5/T.O. 4B1-2-1203, FIG 8, IND 54
NSN4820-00-464-9174
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 595B-6 · 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
•
MATERIAL: ALUMINUM ALLOY OVERALL
•
FSC APPLICATION DATA: BRAKE ASSEMBLY, MAIN LANDING GEAR, REF NBR 2-1490, CAGE CODE 97153, NSN1630-01-189-4176
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONACFT, TYPE C-5/T.O. 4B1-2-1203, FIG 8, IND 54ACFT, TYPE C-5/T.O. 4B1-2-1203, FIG 8, IND 54
MATERIALALUMINUM ALLOY OVERALL
FSC APPLICATION DATABRAKE ASSEMBLY, MAIN LANDING GEAR, REF NBR 2-1490, CAGE CODE 97153, NSN1630-01-189-4176
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
1559Interchangeable
interchangeable cross-reference
interchangeable
A1752-8BInterchangeable
interchangeable cross-reference
interchangeable
313-45-16ALT2PC1559Interchangeable
interchangeable cross-reference
interchangeable
361-4503-459393WPC1559Interchangeable
interchangeable cross-reference
interchangeable
576-5501-1506525REVAPC35Interchangeable
interchangeable cross-reference
interchangeable
DS2022Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 595B-6?
595B-6 is a VALVE,BLEEDER,HYDRAULIC SYSTEM.
What parts can replace 595B-6?
There are 11 known substitutes for 595B-6: 1559, A1752-8B, 313-45-16ALT2PC1559 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 595B-6?
595B-6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-464-9174. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026