81-760/761

{{Other uses|Oka (disambiguation){{!}}Oka}}{{unreferenced|date=September 2024}}

{{Expand_Russian|Ока_(вагон_метро)|topic=transport|date=October 2013}}

{{Infobox Train

| background =

| name = 81-760/761

| image = 81-760-761 train № 37002.jpg

| imagesize =

| caption = 81-760/761 "Oka" at the depot

| interiorimage =

| interiorcaption =

| service = 2012-present

| manufacturer = Transmashholding (Russia)

| factory = Metrowagonmash (Russia)

| family = 81-...

| replaced = 81-717/714

| yearconstruction = 2010-2016

| yearservice = 2012

| refurbishment =

| yearscrapped =

| numberconstruction =

| numberbuilt =

| numberservice =

| numberpreserved =

| numberscrapped =

| formation =

| fleetnumbers =

| capacity =

| operator = Moskovsky Metropoliten
Baku Metro

| depots =

| lines = Moscow Metro:
{{MOSMETRO-bull|8|12|text=2|small=1}}
{{MOSMETRO-bull|8A|12|text=2|small=1}}
{{MOSMETRO-bull|9|12|text=2|small=1}}
{{MOSMETRO-bull|11|12|text=2|small=1}}
Baku Metro:
Line 1, Line 2

| carbody =

| trainlength =

| carlength = {{convert|20.12|m|ftin|frac=8|abbr=on}}/{{convert|19.14|m|ftin|frac=8|abbr=on}}

| width = {{convert|2.69|m|ftin|frac=8|abbr=on}}

| height = {{convert|3.68|m|ftin|frac=8|abbr=on}}

| floorheight =

| platformheight =

| entrylevelorstep =

| art-sections =

| doors =

| maxspeed = {{convert|90|km/h|abbr=on}}

| weight = {{convert|38|t|abbr=on}}/{{convert|36|t|abbr=on}}

| acceleration = {{convert|1.3|m/s2|abbr=on}}

| deceleration = {{convert|1.1|m/s2|abbr=on}}

| traction motors = AC asynchronous motor
TADV-280-4 U2, DTA-170, DATM-2 U2 or HS35533-01RB

| traction = Metrovagonmash CATP-1 or CATP-2 IGBT-VVVF inverter

| engine =

| poweroutput = {{convert|680|kW|abbr=on}}

| transmission =

| aux =

| powersupply =

| hvac =

| electricsystem = 825 V DC

| collectionmethod =

| uicclass =

| aarwheels =

| bogies = 2 two-axle bogies

| brakes = Dynamic brakes (rheostatic and regenerative), electro-pneumatic

| safety =

| coupling = Scharfenberg coupler

| multipleworking = Min 2x 81-760 car, max 81-760 + 6x 81-761 + 81-760 cars. Train + train configuration is not available.

| gauge = {{Track gauge|1520mm|allk=on}}

}}

81-760/761 (Oka, {{langx|ru|Ока́}}, {{IPA|ru|ɐˈka|IPA}}) is a model of subway car used on the Moscow Metro and the Baku Metro. It was designed by Metrowagonmash and is manufactured by Metrovagonmash and Tver Carriage Works.