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Technical Data Sheet
PartsTable / COMPONENT / 5300-8BB
5300-8BB ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include end_item_identification: RELIEF VALVE;CIRCLE SEAL CONTROLS INC CO. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-377-3194, 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
5300-8BB
NSN: 4820-01-377-3194
FSC: 4820
CAGE: 91816 — CIRCOR AEROSPACE, INC. DBA CIRCOR AEROSPACE INC (USA)
SPECIFICATIONS
end_item_identificationRELIEF VALVE;CIRCLE SEAL CONTROLS INC CO
NSN4820-01-377-3194
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 5300-8BB · 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 IDENTIFICATIONRELIEF VALVE;CIRCLE SEAL CONTROLS INC CO
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
26-190-16SInterchangeable
interchangeable cross-reference
interchangeable
26-190-16Interchangeable
interchangeable cross-reference
interchangeable
1-910072-001Interchangeable
interchangeable cross-reference
interchangeable
G4595Interchangeable
interchangeable cross-reference
interchangeable
26-190Interchangeable
interchangeable cross-reference
interchangeable
D3NN-4676-AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5300-8BB?
5300-8BB is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 5300-8BB?
There are 9 known substitutes for 5300-8BB: 26-190-16S, 26-190-16, 1-910072-001 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5300-8BB?
5300-8BB is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-377-3194. 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