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PartsTable / COMPONENT / HADB 1001-27
HADB 1001-27 ✓ 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,CHECK is a the manufacturer industrial component. Key specifications include end_item_identification: USED ON MICRA SECOND STAGE INDEPENDENT BACK UP BREATHING SYSTEM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-480-2226, 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
HADB 1001-27
NSN: 4820-01-480-2226
FSC: 4820
CAGE: F0037 — AIR LIQUIDE ADVANCED TECHNOLOGIES (FRA)
SPECIFICATIONS
end_item_identificationUSED ON MICRA SECOND STAGE INDEPENDENT BACK UP BREATHING SYSTEM
NSN4820-01-480-2226
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: HADB 1001-27 · 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 (FLIS)
END ITEM IDENTIFICATIONUSED ON MICRA SECOND STAGE INDEPENDENT BACK UP BREATHING SYSTEM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
100-127Interchangeable
interchangeable cross-reference
interchangeable
137-005-9421Interchangeable
interchangeable cross-reference
interchangeable
GB810Interchangeable
interchangeable cross-reference
interchangeable
713610Interchangeable
interchangeable cross-reference
interchangeable
12INWITHLC5302AND163-0512-3Interchangeable
interchangeable cross-reference
interchangeable
9121001-02Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HADB 1001-27?
HADB 1001-27 is a VALVE,CHECK.
What parts can replace HADB 1001-27?
There are 8 known substitutes for HADB 1001-27: 100-127, 137-005-9421, GB810 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HADB 1001-27?
HADB 1001-27 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-480-2226. 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