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SINCE 1982
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Navigate:  StoreFront / SkyLoc® Structural Fasteners / SkyLoc® External Thread (EXT) Series / SkyLoc® EXT Retainers

SkyLoc® EXT Retainers — Structural Panel Retention

EXT retaining rings maintain stud alignment, provide panel retention, and accommodate radial float for manufacturing tolerances. Manufactured from 17-7PH precipitation-hardened stainless steel, Skybolt offers two finish options to meet varying application and specification requirements.

Available Configurations

QL4S-RET1 — Passivated Finish

Equivalent To CA21037-4R
NSN 5310-01-280-5784
Material 17-7PH SS, Passivated

QL4S-RET2 — Cadmium Plated

Finish Cadmium, Type II, Class 2
NSN 5325-01-291-3626
Material 17-7PH SS, Cad Plated

SkyLoc® EXT Retainers

QL4S-RET1 THUMBNAIL
External Thread (EXT) Retaining Ring - 17-7PH Passivated
$3.93 - $4.98 Price Details
Alternate Part Number 1: CA21037-4R
Alternate Part Number 2: 5310-01-280-5784
QL4S-RET2 THUMBNAIL
External Thread (EXT) Retaining Ring - Cadmium Plated Type II, Class 2
$4.28 - $5.41 Price Details
Alternate Part Number 1: CA21037-4R
Alternate Part Number 2: 5310-01-280-5784
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