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Technical Data Sheet
PartsTable / COMPONENT / 221739
221739 ✓ 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

LOCK,COMPRESSOR BLADE,NONAIRCRAF. Key specifications include special_features: NEXT HIGHER ASSEMBLY EMERGENCY BREAKAWAY PROBE, 7 INCH, 64191-1 IN, end_item_identification: GROUND FUELING SYSTEM, part_name_assigned_by_controlling_agency: LUG, LOCKING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-068-0137, 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
221739
NSN: 4820-01-068-0137
FSC: 4820
CAGE: 66935 — JOHNSON CONTROLS NAVY SYSTEMS, LLC (USA)
SPECIFICATIONS
special_featuresNEXT HIGHER ASSEMBLY EMERGENCY BREAKAWAY PROBE, 7 INCH, 64191-1 IN
end_item_identificationGROUND FUELING SYSTEM
part_name_assigned_by_controlling_agencyLUG, LOCKING
NSN4820-01-068-0137
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 221739 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
221739Interchangeable
interchangeable cross-reference
interchangeable
97-0706Interchangeable
interchangeable cross-reference
interchangeable
21739Interchangeable
interchangeable cross-reference
interchangeable
482-1-4B2-2Interchangeable
Same NIIN cross-reference
interchangeable
022-01739Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 221739?
221739 is a LOCK,COMPRESSOR BLADE,NONAIRCRAF.
What parts can replace 221739?
There are 5 known substitutes for 221739: 221739, 97-0706, 21739 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 221739?
221739 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-068-0137. 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