PartsTable
Technical Data Sheet
Y101 ✓ 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

SOCKET,PLUG-IN ELECTRONIC COMPON. Key specifications include material: PLASTIC BODY, inclosure_type: INCLOSED, mounting_method: RETAINER RING, overall_diameter: 1.250 INCHES NOMINAL IN, style_designator: OCTAL SOCKET, features_provided: CENTER SHIELD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-234-4779, 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
Y101
NSN: 5340-00-234-4779
FSC: 5340
CAGE: 30399 — ILCO UNICAN CORP DBA WOLF SALES (USA)
SPECIFICATIONS
materialPLASTIC BODY
inclosure_typeINCLOSED
mounting_methodRETAINER RING
overall_diameter1.250 INCHES NOMINAL IN
style_designatorOCTAL SOCKET
features_providedCENTER SHIELD
polarization_typeCENTER KEY HOLE
precious_materialSILVER
surface_treatmentSILVER CONTACT
fabrication_methodMOLDED
body_overall_height3.250 INCHES NOMINAL IN
mounting_hole_styleROUND, W/KEYWAY
NSN5340-00-234-4779
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: Y101 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
990-4SInterchangeable
interchangeable cross-reference
interchangeable
124-109-51Interchangeable
interchangeable cross-reference
interchangeable
740040Interchangeable
interchangeable cross-reference
interchangeable
Y101Interchangeable
interchangeable cross-reference
interchangeable
L1122AInterchangeable
Same NIIN cross-reference
interchangeable
L1122A-Y101Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Y101?
Y101 is a SOCKET,PLUG-IN ELECTRONIC COMPON.
What parts can replace Y101?
There are 6 known substitutes for Y101: 990-4S, 124-109-51, 740040 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Y101?
Y101 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-234-4779. This indicates validated use in U.S. government and defense supply chains.
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