KFN587 at a glance
Where to buy
Specification
| Item | Value |
|---|---|
| Type | K-Fast nut |
| Material | 7075 aluminum alloy (QQ-A-225/9) |
| Status | Check the current issue of the standard before design use. |
Dimensions by size
| Dimension, in | .1640-32 | .1900-32 | .2500-28 | .3125-24 |
|---|---|---|---|---|
| A — A, max | .290 | .304 | .410 | .515 |
| C — C, min | .242 | .277 | .348 | .419 |
| D — D (see drawing) | .171 | .198 | .259 | .322 |
| H — H (see drawing) | .230 | .240 | .280 | .325 |
| M — M (see drawing) | .087 | .087 | .092 | .097 |
| W — W (see drawing) | .216 | .247 | .309 | .371 |
| T — Tensile strength, lb | 1,400 | 1,600 | 3,000 | 5,000 |
Dimensions in inches, as tabulated for the part. Blank cells (—): not stated in the documents we hold; take them from the standard.
Part numbers
Part numbers as listed for the part; the standard governs and may list others.
Part number
What each code means
| Part | Meaning |
|---|---|
| Format | KFN587-<dash> |
| Example | KFN587-4 — .2500-28 K-Fast 6-point self-locking nut |
Notes from the standard
- Upper thread formed out of round to provide self-locking action (drawing note).
- Part number format as commonly written; check the standard for the exact format.
- Approved data governs. Use the nut the SRM, drawing or IPC calls for.
Where to buy
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Distributors coming soon.
Sources
- KFN587 — K-Fast Nut, 6 Point, Self-Locking, 7075 Aluminum Alloy — nominal sizes and part numbers.
Educational reference only. not approved data. Always consult the applicable SRM, AMM, or AC 43.13-1B and your certifying authority.