SR-4K-4

View detailed technical data, stock status, and sourcing information for: SR-4K-4
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5975 Electrical Hardware and Supplies

National Stock Number

5975-01-045-3705

Item Name Code

19775

Assigment Date

08/01/1977 (48 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.500 inches nominal overall width, 0.100 inches nominal slot width, ff-4 aircraft support equipment end item identification, 0.406 inches nominal overall length, compression mounting method

Product Characteristics

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

Slot Width: 0.100 inches nominal
Overall Length: 0.406 inches nominal
Overall Width: 0.500 inches nominal
End Item Identification: ff-4 aircraft support equipment
Mounting Method: compression
Accommodation Hole Width: 0.465 inches nominal
Flexibility: flexible
Material: nylon body
Style Designator: regular

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
SR-4K-4	Cable Strain Relief Bushing

FAQs

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

What is the FSCG of the NSN 5975-01-045-3705?

The FSCG of the NSN 5975-01-045-3705 is 5975

Does the NSN 5975-01-045-3705 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5975-01-045-3705 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 5975-01-045-3705 contain precious materials?

Item does not contain precious metal.

Does NSN 5975-01-045-3705 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 5975-01-045-3705 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Mon, Aug 1, 1977