Model: 28S1-4

Turnlock Fastener Stud Assembly

Properties:

Diameter

0.302 inches

Securing Device Type

Washer

Turnlock Stud Head Style

Flat fillister

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 0.124 inches and 0.130 inches

Material Accommodated Thickness

Between 0.120 inches and 0.149 inches

Drive Type

Slotted

Stud Head Height

0.092 inches

Material

Steel

Surface Treatment

Cadmium and chromate

NSN

5325-00-171-9219

Part Number

28S1-4

Description

Stud Assembly,turnlock Fastener

CAGE

71286

A stud, turnlock fastener over which may be assembled an eyelet, turnlock fastener. Stud(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.

Part 28S1-4 NSN 5325-00-171-9219

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

18484

FIIG:

A05400

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

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

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

066440

UFC:

36960

LTL:

RATING VARIABLE

LCL:

RATING VARIABLE

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 9607190000
SITC: 89985
End Use: Finished textile supplies
NAICS: 339993
USDA: 1

Freight Class: Slide fasteners, nesoi