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NAS1921M04-03W

Blind Rivet

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Description

Fastener Length: 3/8", NAS1921 series rivet

Specifications

Countersink Angle 98.5 degrees minimum and 101.5 degrees maximum
Expansion Device Serrated stem-type w
Fastener Length 0.323 inches maximum
Grip Length 0.126 inches minimum and 0.187 inches maximum
Head Major Diameter 0.221 inches minimum and 0.229 inches maximum
Head Style Flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer)
Material Nickel
Material Specification Ams 5737 assn std 1st material response locking ring or qq-n-281 fed spec 2nd material response locking ring or qq-n-281 fed spec 3rd material response locking ring, Ams 5737 assn std single material response stem, Qq-n-281 fed spec all material responses sleeve
Shank Diameter 0.124 inches minimum and 0.128 inches maximum
Shank Style Self-plugging mechanically locked stem
Shear Strength 1020 single pounds per square inch
Specification Data 80205-nas1921 professional/industrial association standard
Surface Treatment Cadmium and chromate or aluminum alloy, Passivate locking ring
Surface Treatment Specification Qq-p-35 fed spec single treatment response stem, Qq-p-35 for a286 cres only fed spec single treatment response locking ring, Qq-p-416,ty 2,cl 3 fed spec 1st treatment response sleeve or nas 4006 assn std 2nd treatment response sleeve

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

Similar parts

Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.

  • NAS1399CW4A3 NAS 21/64 in · Flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) · Nickel
  • NAS1921M04-03 NAS 21/64 in · Flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) · CRES
  • NAS1921M04S03 NAS 21/64 in · Flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer)
  • NAS1921M04S03W NAS 21/64 in · Flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) · Nickel

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Catalog data updated 2026-07-05. Report a data error