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NAS1670-4L7

Bolt Jo

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Description

Fastener Length: 37/64"

Specifications

Countersink Angle 99.0 degrees minimum and 101.0 degrees maximum
Expansion Device Serrated stem-type w
Fastener Length 0.554 inches minimum and 0.584 inches maximum
Grip Length 0.407 inches minimum and 0.469 inches maximum
Head Major Diameter 0.499 inches minimum and 0.507 inches maximum
Head Style Flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer)
Material Steel
Shank Diameter 0.258 inches minimum and 0.260 inches maximum
Shank Style Threaded self-plugging shank w/sleeve
Surface Treatment Cadmium

Other sizes

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

Cross-reference

No interchangeable or dimensionally similar parts are on record for NAS1670-4L7. Try the cross-reference lookup to search by a different part number.

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