NAS1197 at a glance
Where to buy
Specification
| Item | Value |
|---|---|
| Type | Flat washer |
| Material | Aluminum alloy |
| Status | Check the current issue before design use. |
Part numbers
Sizes commonly stocked. The standard governs and may list others.
No. 62 part numbers
| Part no. | Thickness T |
|---|---|
| NAS1197-6 | .032 |
| NAS1197-6L | .016 |
No. 82 part numbers
| Part no. | Thickness T |
|---|---|
| NAS1197-8 | .032 |
| NAS1197-8L | .016 |
No. 102 part numbers
| Part no. | Thickness T |
|---|---|
| NAS1197-10 | .063 |
| NAS1197-10L | .016 |
1/42 part numbers
| Part no. | Thickness T |
|---|---|
| NAS1197-416 | .063 |
| NAS1197-416L | .016 |
5/162 part numbers
| Part no. | Thickness T |
|---|---|
| NAS1197-516 | .063 |
| NAS1197-516L | .016 |
3/82 part numbers
| Part no. | Thickness T |
|---|---|
| NAS1197-616 | .063 |
| NAS1197-616L | .016 |
Part number
What each code means
| Part | Meaning |
|---|---|
| Example | NAS1197-6 — Aluminum alloy washer for a No. 6 screw, .032 thick |
Notes from the standard
- L after the dash number: light washer, .016 thick.
- 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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Distributors coming soon.
Sources
- NAS1197 — Washer, Flat, 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.