Turnlock Fastener Stud Assembly

Model / MPN: 28S7-4 | NSN: 5325-00-890-0032

A stud, turnlock fastener over which may be assembled an eyelet, turnlock fastener. Stu (s) without cam slots or cam lead threads are provided with a crosspin or eared nut for locking with the mating receptacle, turnlock fastener. May be spring loaded. For like items having a threaded fastener, see screw assembly, panel or screw, panel fastener.

Product Details

NATO Stock Number

5325-00-890-0032

Sold in multiples of

100 EA

DEMIL

Head Length

0.720 inches

Securing Device Type

Washer

Turnlock Stud Head Style

Flat fillister wing

Stud Assembly Style

Stud assembly

Distance From Engaging Member To Largest Bearing Surface Of Head

Between 0.341 inches and 0.351 inches

Eyelet Outside Diameter

Between 0.519 inches and 0.531 inches

Stud Diameter

Between 0.305 inches and 0.315 inches

Material Accommodated Thickness

Between 0.120 inches and 0.149 inches

Stud Head Height

Between 0.174 inches and 0.186 inches

Material

Steel comp 305 top or steel comp 304 top or steel comp 302 top

Material

Steel comp 4037 stud

Material

Steel ejector spring

Material

Steel pin

Surface Treatment

Cadmium stud and chromate stud

Surface Treatment

Cadmium pin and chromate pin

Surface Treatment

Passivate top

28S7 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE5E415T8837	Stud Assembly, Turnloc	50	EA	05/11/2015
SPE5E415T8986	Stud Assembly, Turnloc	62	EA	05/15/2015
SPE5E415TD394	Stud Assembly, Turnloc	178	EA	08/10/2015

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.

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28S7-4 Cross Reference

BACS21Z4W
28S7-4
10033220-3
BACS21Z4W
BACS21Z4W