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Technical Data Sheet
123899 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The TERMINAL,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY MOUNTING FACILITY, shank_length: 0.640 INCHES NOMINAL IN, hole_diameter: 0.1240 INCHES MINIMUM AND 0.1243 INCHES MAXIMUM IN, overall_width: 0.500 INCHES NOMINAL IN, overall_height: 0.875 INCHES NOMINAL IN, overall_length: 0.450 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-020-8711, 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
123899
NSN: 5340-00-020-8711
FSC: 5340
CAGE: 24930 — L3HARRIS TECHNOLOGIES, INC DIV SPACE & AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
materialCOPPER ALLOY MOUNTING FACILITY
shank_length0.640 INCHES NOMINAL IN
hole_diameter0.1240 INCHES MINIMUM AND 0.1243 INCHES MAXIMUM IN
overall_width0.500 INCHES NOMINAL IN
overall_height0.875 INCHES NOMINAL IN
overall_length0.450 INCHES IN
shank_diameter0.1868 INCHES MINIMUM AND 0.1873 INCHES MAXIMUM IN
fork_span_width0.211 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
basic_shape_styleINTERNAL
surface_treatmentTIN MOUNTING FACILITY SINGLE LAYER
fork_arm_thickness0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
material_thickness0.016 INCHES IN
NSN5340-00-020-8711
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 123899 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
FORK ARM THICKNESS: 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
HOLE DIAMETER: 0.1240 INCHES MINIMUM AND 0.1243 INCHES MAXIMUM IN
SHANK LENGTH: 0.640 INCHES NOMINAL IN
DISTANCE FROM PIVOT PINHOLE CENTER TO ROD CONNECTION END: 0.947 INCHES MINIMUM AND 0.957 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: GPS20-102,TYPE 1,CAGE 24930 MFR REF SINGLE TREATMENT RESPONSE BODY
SURFACE TREATMENT: ANODIZE BODY
MATERIAL: ALUMINUM ALLOY 6061 BODY
TECHNICAL CHARACTERISTICS (FLIS)
FORK ARM THICKNESS0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
HOLE DIAMETER0.1240 INCHES MINIMUM AND 0.1243 INCHES MAXIMUM IN
SHANK LENGTH0.640 INCHES NOMINAL IN
DISTANCE FROM PIVOT PINHOLE CENTER TO ROD CONNECTION END0.947 INCHES MINIMUM AND 0.957 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONGPS20-102,TYPE 1,CAGE 24930 MFR REF SINGLE TREATMENT RESPONSE BODY
SURFACE TREATMENTANODIZE BODY
SURFACE TREATMENTPASSIVATE ATTACHMENT
MATERIALALUMINUM ALLOY 6061 BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONGPS20-200,TYPE 1,CAGE 24930 MFR REF SINGLE TREATMENT RESPONSE ATTACHMENT
OVERALL WIDTH0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
123899Interchangeable
interchangeable cross-reference
interchangeable
A10Interchangeable
interchangeable cross-reference
interchangeable
A18-110FInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 123899?
123899 is a TERMINAL,QUICK DISCONNECT.
What parts can replace 123899?
There are 3 known substitutes for 123899: 123899, A10, A18-110F. Substitute compatibility should be verified for your specific system.
What is the NSN for 123899?
123899 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-020-8711. This indicates validated use in U.S. government and defense supply chains.
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