D38999/40FH21PN

View detailed technical data, stock status, and sourcing information for: D38999/40FH21PN
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5935 Electrical Connectors

National Stock Number

5935-01-250-8896

Item Name Code

15093

Assigment Date

03/08/1987 (39 years ago)

The main or principal part of a connector, receptacle, electrical which includes insert(s) designed to accommodate but does not include removable contacts. It may have a hood or shell, a jackscrew and jacksocket, or other means for polarizing and aligning. It is designed to be mounted on a bulkhead, chassis, panel, wall, or the like. Excludes:connector body, modular receptacle, electrical. For items without inserts, see shell, electrical connector.

straight shape, external coupling body style, right-hand thread direction, 34.16 millimeters maximum overall length, 42.3 millimeters minimum and 43.4 millimeters maximum overall height, 42.3 millimeters minimum and 43.4 millimeters maximum overall width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand
Body Style: straight shape, external coupling
Overall Length: 34.16 millimeters maximum
Overall Height: 42.3 millimeters minimum and 43.4 millimeters maximum
Overall Width: 42.3 millimeters minimum and 43.4 millimeters maximum
Unthreaded Mounting Hole Diameter: 3.6 millimeters minimum and 4.0 millimeters maximum
Center To Center Distance Between Mounting Facilities Parallel To Height: 34.9 millimeters nominal
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width: 34.9 millimeters nominal
Distance From Mounting Shoulder To Front Face: 19.2 millimeters minimum and 20.8 millimeters maximum
Threaded Device Type: back shell
Mating End Quantity: 1
Contact Position Arrangement Style: 23-21 single mating end
Contact Removability: removable single mating end single contact grouping
Polarization Method: keyway or multiple keyway
Insert Position In Deg: 0.0
Shell Type: solid
Connector Locking Method: detent
Nominal Thread Size: 34.0 millimeters
Thread Pitch In Millimeters: 1.00
Terminal Location: back single mating end single contact grouping
Contact Material: copper alloy single mating end single contact grouping
Contact Surface Treatment: gold single mating end single contact grouping
Terminal Type: crimp single mating end single contact grouping
Shell Material: aluminum alloy
Shell Surface Treatment: nickel
Shell Surface Treatment Document And Classification: mil-c-26074 mil spec single treatment response
Thread Tolerance Class: 6g external
Included Contact Quantity: 21 single mating end single contact grouping
Included Contact Type: round pin single mating end single contact grouping
Precious Material And Location: contact surfaces gold
Precious Material And Weight: 0.021 gold grains, troy
Precious Material: gold
Test Data Document: "81349-dod-c-38999 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.)."
Thread Series Designator: iso m
Specification/Standard Data: 81349-dod-c-38999/40 government specification

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
D38999/40FH21PN	Electrical Receptacle Connector
MIL-D-38999/40	Electrical Receptacle Connector

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5935-01-250-8896?

The FSCG of the NSN 5935-01-250-8896 is 5935

Does the NSN 5935-01-250-8896 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907080

Does NSN 5935-01-250-8896 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5935-01-250-8896 contain precious materials?

Item contains gold.

Does NSN 5935-01-250-8896 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5935-01-250-8896 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sun, Mar 8, 1987