NAS1169 at a glance
Where to buy
Specification
| Item | Value |
|---|---|
| Type | Countersunk washer |
| Material | Carbon steel, corrosion-resistant steel or aluminum |
| Status | Check the current issue before design use. |
Part numbers
Sizes commonly stocked. The standard governs and may list others.
No. 66 part numbers
| Part no. | Material |
|---|---|
| NAS1169-6 | Carbon steel |
| NAS1169-6L | Carbon steel |
| NAS1169C6 | Corrosion-resistant steel |
| NAS1169C6L | Corrosion-resistant steel |
| NAS1169DD6 | Aluminum |
| NAS1169DD6L | Aluminum |
No. 86 part numbers
| Part no. | Material |
|---|---|
| NAS1169-8 | Carbon steel |
| NAS1169-8L | Carbon steel |
| NAS1169C8 | Corrosion-resistant steel |
| NAS1169C8L | Corrosion-resistant steel |
| NAS1169DD8 | Aluminum |
| NAS1169DD8L | Aluminum |
No. 106 part numbers
| Part no. | Material |
|---|---|
| NAS1169-10 | Carbon steel |
| NAS1169-10L | Carbon steel |
| NAS1169C10 | Corrosion-resistant steel |
| NAS1169C10L | Corrosion-resistant steel |
| NAS1169DD10 | Aluminum |
| NAS1169DD10L | Aluminum |
1/46 part numbers
| Part no. | Material |
|---|---|
| NAS1169-416 | Carbon steel |
| NAS1169-416L | Carbon steel |
| NAS1169C416 | Corrosion-resistant steel |
| NAS1169C416L | Corrosion-resistant steel |
| NAS1169DD416 | Aluminum |
| NAS1169DD416L | Aluminum |
Part number
What each code means
| Part | Meaning |
|---|---|
| Example | NAS1169-6 — Carbon steel, for a No. 6 screw |
Notes from the standard
- Dash number: fit size (6, 8, 10, 416 = 1/4); L after it is the light thickness. Letter before the number: none, carbon steel; C, corrosion-resistant steel; DD, aluminum.
- Part number written as the listing writes it; the standard governs the exact format.
- Approved data governs. Use the washer the SRM, drawing or IPC calls for.
Where to buy
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Sources
- NAS1169 — Washer, Structural, 100° Dimpled — 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.