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Technical Data Sheet
PartsTable / COMPONENT / 2-12100-51
2-12100-51 ✓ 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 material: ALUMINUM ALLOY, aircraft_location: AFT, aircraft_mission_design_series: T-38C. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-218-7280, 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
2-12100-51
NSN: 4820-01-218-7280
FSC: 4820
CAGE: 11243 — COSMODYNE, LLC DBA COSMODYNE LLC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
aircraft_locationAFT
aircraft_mission_design_seriesT-38C
NSN4820-01-218-7280
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2-12100-51 · 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 4
2-12100-57Interchangeable
interchangeable cross-reference
interchangeable
2-12100-49Interchangeable
interchangeable cross-reference
interchangeable
2-12100-47Interchangeable
interchangeable cross-reference
interchangeable
2121005-1CPInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-12100-51?
2-12100-51 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 2-12100-51?
There are 4 known substitutes for 2-12100-51: 2-12100-57, 2-12100-49, 2-12100-47 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-12100-51?
2-12100-51 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-218-7280. 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