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1081-1 — Technical Data Sheet

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Trefl · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include width: 0.312 INCHES NOMINAL IN, length: 0.660 INCHES NOMINAL IN, material: COPPER ALLOY 670 OVERALL, tire_type: PNEUMATIC, body_style: EARPHONE ELEMENT, CIRCULAR, body_width: 2.375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5950-00-226-6819, 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
1081-1
NSN: 5950-00-226-6819
FSC: 5950
CAGE: 95266 — OECO, LLC DBA PACIFIC SCIENTIFIC OECO DIV FIRE SAFETY AND POWER SYSTEMS (USA)
SPECIFICATIONS
width0.312 INCHES NOMINAL IN
length0.660 INCHES NOMINAL IN
materialCOPPER ALLOY 670 OVERALL
tire_typePNEUMATIC
body_styleEARPHONE ELEMENT, CIRCULAR
body_width2.375 INCHES NOMINAL IN
bore_stylePLAIN BOTH ENDS
cable_reelNOT INCLUDED
teeth_typeSTRAIGHT
body_height5.000 INCHES NOMINAL IN
body_length0.240 INCHES NOMINAL IN
pitch_angle71.5665 DEGREES
NSN5950-00-226-6819
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Trefl CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 1081-1 MFR Trefl CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
BODY HEIGHT: 5.000 INCHES NOMINAL IN
•
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
•
BODY WIDTH: 2.375 INCHES NOMINAL IN
•
INCLOSURE TYPE: FULLY INCLOSED
•
MOUNTING HOLE DIAMETER: 0.188 INCHES NOMINAL SINGLE GROUP IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 4.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
MOUNTING METHOD: UNTHREADED HOLE(S) SINGLE GROUP
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
TECHNICAL CHARACTERISTICS
BODY HEIGHT5.000 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
BODY WIDTH2.375 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL SINGLE GROUP IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH4.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
MOUNTING METHODUNTHREADED HOLE(S) SINGLE GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
TERMINAL TYPE AND QUANTITY11 WIRE LEAD
BODY LENGTH3.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
13051InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
3-10B181-9InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-A-2312InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GGG-F-325 TY9STBInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GGG-F-325InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
972-2838InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1081-1?
1081-1 is a CONNECTOR,RECEPTACLE,ELECTRICAL manufactured by Trefl.
What parts can replace 1081-1?
There are 13 known substitutes for 1081-1: 13051, 3-10B181-9, A-A-2312 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1081-1?
1081-1 is cataloged in the Federal Logistics Information System under NSN 5950-00-226-6819. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026