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Datasheet. 121A542-1 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2b
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
RIGHT-Hand
The style designation indicating the configuration that most nearly corresponds to the appearance of the body.
straight shape
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
4.630in. ⁓4-41/64"
The distance measured in a straight line from the bottom to the top of an item.
0.675in.
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
0.490in.
The distance between mounting facility centers.
4.440in.
Indicates the type of threaded device included on the item.
mounting hole
The number of mating ends provided with the item which are designed to accommodate another connector.
2
An indication of whether or not the contact(s) is removable.
nonremovable all mating ends single contact grouping
Indicates the type of shell included on the item.
solid
The means used to secure a connector to its mating counterpart.
friction
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
56
A designation that is used for the purpose of general identification of the thread.
0.086in. ⁓3/32"
Indicates the location of the terminal/s/ on the item.
back all mating ends single contact grouping
The chemical compound or mechanical mixture properties of which the contact is fabricated.
copper alloy 172 all mating ends single contact grouping
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the contact surface(s) and cannot be wiped off.
gold all mating ends single contact grouping and nickel all mating ends single contact grouping
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the contact surface treatment material.
MIL-G-45204, ty 2, grade c, cl 1 mil spec 1st treatment response all mating ends single contact grouping and QQ-N-290, cl 2 fed spec 2nd treatment response all mating ends single contact grouping
Indicates the type of terminal for providing electrical connection to the item.
pin all mating ends single contact grouping
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the contact material.
QQ-B-533, 3/4 hard fed spec single material response all mating ends single contact grouping
The chemical compound or mechanical mixture properties of which the shell is fabricated.
aluminum alloy 6061
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the shell surface/s/ and cannot be wiped off.
anodize
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like that identifies the shell surface treatment material.
MIL-A-8625, ty 2, cl 2 mil spec single treatment response
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the shell material.
QQ-A-200/8 fed spec single material response or QQ-A-225/8 fed spec single material response
The number of contacts included with the item which provides electrical connection.
152 1st mating end single contact GROUPING152 2nd mating end single contact grouping
Indicates the type of contact(s) included with the item.
square socket all mating ends single contact grouping
An indication of the precious material and its location in the item.
contact surfaces gold
An indication of the precious material contained in the item,and the amount per a measurement scale.
0.304 gold grains, troy
Identification of the precious material contained in the item.
gold
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unc
Answers.
Unc
56
0.490 inches
Right-hand
2b
Schedule B number: 8538907080
nmfc 061680
Parts suitable for use solely or principally with the apparatus for heading 8535, 8536,8537
FSC 5935 ⁓ Connectors, electrical
Excluding interconnectors, fiber optic
NSN 5935-01-353-2808 CONNECTOR,RECEPTACLE,ELECTRICAL
unc thread series 56 thread quantity per inch 0.490" overall width 4.630" overall length right-hand 2b thread class
- NIIN
- 013532808
- NIIN Date
- 02/08/92
- Schedule B
- 8538907080
- Name Code
- 15093
- FIIG
- A039B0
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- Historical Price
- $1,347.08 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Contains gold
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | 534770-1 | Cage 00779 |
Major End Users Countries and entities
- - Department of The Air Force
Availability for 121A542-1 A member of our team will provide you with a price and availability quote
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- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- Rating variable
- LCL (less than a car load rating)
- Unknown
- Special Cargo
- No special type of cargo code applicable
- Air Freight (Minimum cargo door size required)
- Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- Customs Requirement Classification
- Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)
- Commodity (for shipments via water)
- Electrical appliances, small
- NMFC (national motor freight code)
- 061680 ELEC WIRING PLUGS ETC
- UFC (universal freight code)
- 34570
Similar by Design Other connectors with similar characteristics
Nothing similar to this part number was found in our inventory
121A542-1 / Connector,receptacle,electricalWhat is the formal definition of this item?
An electrical fitting with electrical contacts constructed to be affixed to the end of a cable, conduit, coaxial line, cord, wire (includes printed/etched), printed wiring board, or the like for convenience in joining with another electrical connector(s) or printed wiring board. it is designed to be mounted on a bulkhead, chassis, panel, wall, printed wiring board, or the like. excludes lampholder; jack, telephone; jack, tip; insert electrical connector; insert module, electrical connector; connector body (as modified) and socket, plug-in electronic components. see also wiring harness (as modified) and cable assembly (as modified). for items with termination wires of more than four inches in length, see lead assembly, electrical. for items without inserts, see shell, electrical connector.
