PartsTable
Technical Data Sheet
1857-4 ✓ Verified by PartsTable
Clementoni · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Stranded for flexible routing, solid for conduit THHN/THWN dual-rated — check both tables
Ampacity depends on installation method
PRODUCT OVERVIEW

Un divertente garage da assemblare, decorare e arricchire con i personaggi dei 44 Gatti.<br>I simpatici gattini si muovono davvero grazie agli ingranaggi simulando i movimenti di una band. La saracinesca si alza e si abbassa come in un vero garage.<br>Stimola la manualità e la creatività. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-881-8177, 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
MRO MRO_GENERAL 1857-4
NSN: 6145-00-881-8177
FSC: 6145
CAGE: 92194 — BELDEN, INC. (USA)
SPECIFICATIONS
thread_class2B
overall_length1.460 INCHES NOMINAL IN
overall_diameter0.480 INCHES NOMINAL IN
mating_end_quantity1
nominal_thread_size0.250 INCHES IN
connector_locking_methodBAYONET LATCH
thread_quantity_per_inch36
thread_series_designatorUNS
contact_position_arrangement_styleSMA SINGLE MATING END
NSN6145-00-881-8177
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 1857-4 · Clementoni ⚠ VERIFY BEFORE ORDERING Ampacity depends on installation method — conduit ≠ free air ≠ underground. Same wire, different ratings. AWG sizing is inverse — smaller number = thicker wire (4 AWG > 12 AWG) ✓ BROKER TIP Stranded = flexible routing and vibration resistance. Solid = fixed conduit runs only. THHN/THWN = dual rated — check both dry and wet ampacity tables PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
CROSS SECTION OUTSIDE DIAMETER: 0.068 INCHES NOMINAL IN
SURFACE TREATMENT: TIN CORE CONDUCTOR SINGLE CONDUCTOR
COLOR: GREEN FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
VOLTAGE RATING: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MATERIAL: PLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B33 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
TEMP RATING: 105.0 CELSIUS DEGC
STRAND QUANTITY PER CONDUCTOR: 7 SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS (FLIS)
CROSS SECTION OUTSIDE DIAMETER0.068 INCHES NOMINAL IN
SURFACE TREATMENTTIN CORE CONDUCTOR SINGLE CONDUCTOR
COLORGREEN FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
VOLTAGE RATING600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MATERIALPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B33 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
TEMP RATING105.0 CELSIUS DEGC
STRAND QUANTITY PER CONDUCTOR7 SINGLE CONDUCTOR
CONDUCTOR FORMSTRANDED SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE18 AWG SINGLE CONDUCTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
M16878/1BKE9Upgraded Successor
successor cross-reference
successor
AS22759/16Upgraded Successor
successor cross-reference
successor
M22759/16-14-9Upgraded Successor
successor cross-reference
successor
1859/19-4Upgraded Successor
successor cross-reference
successor
M22759/16-14-5Upgraded Successor
successor cross-reference
successor
MIL-W-16878/1Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1857-4?
1857-4 is a TRANSFORMER,RADIO FREQUENCY manufactured by Clementoni. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1857-4?
There are 20 known substitutes for 1857-4: M16878/1BKE9, AS22759/16, M22759/16-14-9 and 17 more. Substitute compatibility should be verified for your specific system.
Is 1857-4 still available?
1857-4 is currently cancelled.
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