Electrical Plug Connector

X21-559-W28-21P

(NSN) National Stock Number

5935-00-534-7556

Federal Supply Classification

5935 Electrical Connectors

Item Name Code

01938

Schedule B Code

8536695050

Summary

2a and 2b thread class, right-hand thread direction, straight shape, internal coupling body style, 2.125 inches maximum overall length, 1.969 inches maximum overall diameter, moisture resistant and vibration resistant and salt water resistant environmental protection

DAC	HCC	DMIL	RNCC
3	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	ZG

Identification

An electrical fitting with electrical contacts, constructed to be affixed to the end of a cable, conduit, coaxial line, cord or wiring for convenience in joining with other electrical connector(s) or printed wiring board and is not designed to be mounted on a bulkhead, chasses, panel, printed wiring board, or the like. Excludes:jack, telephone; jack, tip; plug, telephone; plug tip; insert, electrical connector; connector body (as modified); and socket, plug-in, electronic components. See also lead assembly, electrical; wiring harness (as modified); and cable assembly (as modified). For items without inserts, see shell, electrical connector.

INC	FIIG	Concept	Condition
01938	A039B0	-	1

Specifications

Thread Class

2a and 2b

Details

A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

Thread Direction

right-hand

Details

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.

Body Style

straight shape, internal coupling

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the body.

Overall Length

2.125 inches maximum

Details

The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

Overall Diameter

1.969 inches maximum

Details

A measurement of the longest straight line across a circular cross-sectional plane.

Environmental Protection

moisture resistant and vibration resistant and salt water resistant

Details

The environmental elements or conditions that an item is designed or protected to resist or withstand satisfactorily.

Threaded Device Type

back shell and coupling facility

Details

Indicates the type of threaded device included on the item.

Mating End Quantity

Details

The number of mating ends provided with the item which are designed to accommodate another connector.

Contact Position Arrangement Style

28-21 single mating end

Details

The style designation indicating the configuration that most nearly corresponds to the arrangement of the contact position/s/.

Contact Removability

removable single mating end single contact grouping

Details

An indication of whether or not the contact(s) is removable.

Contact Maximum Ac Voltage Rating In Volts

500.0 single mating end single contact grouping

Details

The maximum alternating current potential that may be applied continuously to the contact without damage,expressed in volts.

Contact Maximum Dc Voltage Rating In Volts

700.0 single mating end single contact grouping

Details

The maximum direct current potential that may be applied continuously to the contact without damage,expressed in volts.

Polarization Method

key, multiple key groove

Details

The means used to prevent mismating or cross plugging of contacts.

Insert Position In Deg

0.0

Details

The amount of clockwise displacement of the indexing radius of the insert from normal position,expressed in degrees.

Shell Type

solid

Details

Indicates the type of shell included on the item.

Connector Locking Method

internally threaded coupling ring

Details

The means used to secure a connector to its mating counterpart.

Nominal Thread Length

0.467 inches and 0.625 inches

Details

A nominal measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

Thread Quantity Per Inch

1818

Details

The number of threads on the item per linear inch measured on a line parallel to the thread axis.

Nominal Thread Size

1.750 inches

Details

A designation that is used for the purpose of general identification of the thread.

Terminal Location

back single mating end single contact grouping

Details

Indicates the location of the terminal/s/ on the item.

Insert Material

plastic silicone mineral filled single mating end

Details

The chemical compound or mechanical mixture properties of which the insert is fabricated.

Terminal Type

crimp single mating end single contact grouping

Details

Indicates the type of terminal for providing electrical connection to the item.

Shell Material

aluminum alloy

Details

The chemical compound or mechanical mixture properties of which the shell is fabricated.

Shell Surface Treatment

cadmium

Details

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.

Shell Surface Treatment Document And Classification

qq-p-416,ty 2,cl 3 fed spec single treatment response

Details

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.

Included Contact Quantity

37 single mating end single contact grouping

Details

The number of contacts included with the item which provides electrical connection.

Included Contact Type

round pin single mating end single contact grouping

Details

Indicates the type of contact(s) included with the item.

Special Features

in order to complete the connector assembly,the user must obtain/provide the backshell; standard versions may be ordered as nsn 5935-01-189-3225,p/n m85049/52-1-28w for the straight style,or nsn 5935-01-174-3672,p/n m85049/51-1-28w for the right angle style

Details

Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.

Test Data Document

81349-mil-c-5015 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.).

Details

The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.

Thread Series Designator

uns

Details

A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

Specification/Standard Data

96906-ms3456 government standard

Details

The document designator of the specification or standard which established the item of supply.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
9001.845	A3460	5	-	5	2	-	9Z
810VI0447	A0199	6	-	5	2	-	YJ
5935PL0952515	9009H	9	-	6	9	-	WP
9446A28-21PN	14283	6	-	C	1	-	ZZ
9446F28-21P	14283	1	-	E	8	-	TX
373-341-004	07421	6	-	C	1	-	TX
414-3234-005	94756	5	-	C	1	-	TX
5520865-1	53711	6	-	C	1	-	ZZ
FC3406R28-21P3	30463	5	-	C	1	-	TX
1376-63-100	44114	6	-	C	1	-	ZZ
246-3406R28-21P101	02660	5	-	C	1	-	TX
L00785	16236	6	-	C	1	-	ZZ
AS50151	0U583	3	-	5	9	-	ZZ
MS3456W28-21P	0U583	3	-	3	2	-	ZZ
SAE-AS50151	0U583	E	-	3	1	-	ZZ
AS50151	81343	3	-	5	9	-	ZZ
MS3456W28-21P	81343	3	-	5	9	-	ZZ
30-051R28-21P	97499	5	-	C	1	-	TX
MIL-C-5015	81349	3	-	5	9	-	TX
AN3106E28-21P	88044	X	-	5	9	-	XX
MS3106E28-21P	96906	X	-	5	9	-	XX
MS3106F28-21P	96906	3	-	5	9	-	TX
MS3456W28-21P	96906	3	-	5	9	-	TX

Material and Special Handling

Hazardous material, precious metals, criticality, and electrostatic discharge indicators.

HMIC	PMIC	ESD/EMI	Criticality
P	A	A	-

Freight

Universal / National Freight and Handling Information

UFC	HMC	LTL	LCL
34570	-	W	-

RVC	WCC	TCC	SHC
-	658	Z	9

What's Included?

Certificate of Conformity
QC Inspection prior to shipping
On time delivery
Friendly service to back every order

Manufacturer

BOFORS AB

CAGE: S3715

KARLSKOGA

SWEDEN

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FAQs

Frequently asked questions for NSN 5935-00-534-7556

What is the NIIN of the NSN 5935-00-534-7556?

The National Item Identification Number (NIIN) of the NSN 5935-00-534-7556 is 00-534-7556

When the NSN 5935-00-534-7556 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Sat, Sep 14, 1974

Does the NSN 5935-00-534-7556 contain any precious metals?

Does not contain precious metal

Does the NSN 5935-00-534-7556 contain any hazardous material?

No information in HMIRS

What is the ESD classification of NSN 5935-00-534-7556?

No known electrostatic discharge

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