AN121503 at a glance
Where to buy
Specification
| Item | Value |
|---|---|
| Type | Plain nut |
| Material | Steel per AMS 6322 |
| Status | Check the current issue of the standard before design use. Listed as the replacement of the old AN360 engine nut. |
Dimensions by size
| Dimension, in | .3125-24 |
|---|---|
| A min — Across flats, min | .492 |
| A max — Across flats, max | .502 |
| B — Across corners, min | .561 |
| H — Height | .266 |
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 no. | Size |
|---|---|
| AN121503 | .3125-24 |
Part numbers as listed for the part; the standard governs and may list others.
Part number
What each code means
| Part | Meaning |
|---|---|
| Example | AN121503 — .3125-24 plain nut |
Notes from the standard
- Replaces the old AN360 engine nut (as listed).
- 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
- AN121503 — Nut, Plain, Hexagon, Steel (AMS 6322) — 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.