Electrical Motor Thermal-overload Protector

NSN: 6110-00-279-5613 | Model: MKA-7

A protective device specifically designed to prevent damage to an electrical motor due to failure of the motor to start, severe overloading of short duration, too frequent starting, high ambient temperature, high or low circuit voltages, failure of ventilation or any combination thereof. It is designed to be either automatically or manually reset. Excludes circuit breakey; switch (1), thermostatic; heater, thermal release; and relay (1), thermal.

NSN Properties and Flags

NATO Stock Number

6110-00-279-5613

DEMIL

End Application

Motor, single phase ac

Special Features

Approx wt 0.250 oz; max rupturing cap. 50.0 amp; 0.932 in. o/a dia. 0.871 in. case dia; 0.625 in. Max o/a h, 0.420 in. case and base height; 0.205 in. terminal h; phenolic case and base; actuating element is snap-action terminal disc; heaters and disc protect against any combination of overload and ambient conditions, operating temp of trip at 148 degrees c, reset 115 degrees c; ultimate trip current 9.7 amp at effective ambient of 100 degrees c, first cycle trip current 27 amp required to open protector in 10-21 sec at effective ambient of 25 degrees c; single phase open type; three terminals and one neutral connection

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 6110-00-279-5613 Datasheet

Supply Class (FSC):

Electrical Control Equipment

Cross Reference:

MKA-7
05-380003
PS1239
808-73
30961-13
05-380003
B29084-02

Cage Codes:

Sensata Technologies, Inc (CAGE 82647)
Safran Power Usa, Llc (CAGE 3CPE0)
Emerson Electric Co (CAGE 70255)
Bae Systems Information and (CAGE 72314)
Lucas Aerospace Power Equipment (CAGE 31435)
Ge Aviation Systems Llc (CAGE 35351)

Replacements:

6110-00-279-5613 replaces 6110-00-594-1089

Schedule B & Trade:

Schedule B: 8543909000 (NAICS 335999)

Electrical machines and apparatus parts, nesoi
SITC: 77879

Parts of electrical machines and apparatus, having individual functions, n.E.S.
End Use: 20005

Electric apparatus

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

000000 - No nmfc freight description
WCC:

658 - Electrical appliances, small
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)
LTL:

Z - No rating
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
Z
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
J2200x-
Repariability
This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $136.04 to $226.73..
Does NSN 6110-00-279-5613 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Department Of The Air Force, Department Of The Navy, Brazil, Spain, Singapore, Australia, New Zealand, Germany, United Kingdom, Portugal, Norway, Greece, Turkey, and Nato Maintenance and Supply Agency
What is the NIIN of NSN 6110-00-279-5613?
002795613 or 00-279-5613
Does NSN 6110-00-279-5613 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 6110-00-279-5613?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963