bolt
ASME B 18.2.1 Gr.5 1/4
Dimensions and technical properties from the source catalogue are shown below.
- Catalogue
- HEXAGON HEAD UNC & UNF THREADED BOLTS
- Standard
- ASME B 18.2.1 Gr.5
- Source publication
- STD_product_catalog (1).pdf
- Source pages
- 46, 47
Dimensions, weight and technical properties
| Property | Value | Unit |
|---|---|---|
| Thread size / Anma çapı (d) | 1/4 | |
| d · mm. | 6,35 | mm |
| p · UNC | 20,00 | |
| p · UNF | 28,00 | |
| k · max. | 4,14 | mm |
| k · min. | 3,81 | mm |
| s · max. | 11,13 | mm |
| s · min. | 10,87 | mm |
| e · max. | 12,83 | mm |
| e · min. | 12,40 | mm |
Source notes and corrections
Catalogue: ASME · p.46, p.47, p.48, p.49: d: 1/4 - 3/4 +0,05/-0,05 d:1/4-3/8 +0,05 / -1,01 d: 7/16 - 1/2 +1,01 / -1,52 d:9/16 - 3/4 +1,52 / -2,03 · d: 1/4 - 3/8 - 1,01 /-1,52 d: 7/16 - 1/2 -1,52 / -2,03 d: 9/16 - 3/4 +2,03 / - 2,54 d: 1/4 - 3/8 +1,52 / -2,54 d:7/16 - 1/2 +2,03 / -2,54 d:9/16 - 3/4 +2,54 / -2,54 · d: 1/4 - 3/4 +0,05/-0,05 d:1/4-3/8 +0,05 / - 1,01 d: 7/16 - 1/2 +1,01 / -1,52 d:9/16 - 3/4 +1,52 / -2,03 · d: 1/4 - 3/8 - 1,01 /-1,52 d: 7/16 - 1/2 -1,52 / -2,03 d: 9/16 - 3/4 +2,03 / - 2,54 d: 1/4 - 3/8 +1,52 / -2,54 d:7/16 - 1/2 +2,03 / -2,54 d:9/16 - 3/4 +2,54 / -2,54