screws › tapping screws
NAS548-P4-4
Sheet Metal Screw NAS548-P4-4
Description
S-1022Z self-tapping flat-head sheet metal screws have 100° head for use with Tinnerman 100° counter-sunk washers. The Type B threads mate with Tinnerman speed nuts. With Phillips-type cross-recessed head
Specifications
| Dia. (in.) | .115 |
|---|---|
| Length (in.) | 1/4 |
| S-1022 Dash No. | -4-4 |
| Screw Size | 4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS548-P4-4
- NAS548-P4-8
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for NAS548-P4-4 — functionally equivalent.
- MS21207-4-4 Listed alternate #4 · 1/4 in · Flat countersunk · Steel
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Catalog data updated 2026-07-05. Report a data error