Aircraft Spruce & Specialty Co.
Corona, CA | Chicago, IL
Wasilla, AK | Peachtree City, GA
Brantford, ON Canada
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| Dash No. | Bolt Size | O.D. (in.) |
I.D. (in.) |
Thickness (in.) |
Description | Price Ea. | Price Per 100 |
Buy |
|---|---|---|---|---|---|---|---|---|
| 3 | 3/16 | .875 | .203 | .063 | Cadmium | $0.09 | $7.20 | |
| 3 | 3/16 | .875 | .203 | .063 | Stainless Steel | $0.60 | ||
| 4 | 1/4 | 1.125 | .265 | .063 | Cadmium | $0.19 | $15.20 | |
| C4 | 1/4 | 1.125 | .265 | .063 | Stainless Steel | $0.73 | $58.40 | |
| 5 | 5/16 | 1.375 | .328 | .063 | Cadmium | $0.17 | $13.60 | |
| C5 | 5/16 | 1.375 | .328 | .063 | Stainless Steel | $0.75 | $60.00 | |
| 6 | 3/8 | 1.625 | .390 | .063 | Cadmium | $0.31 | $24.80 | |
| 7 | 7/16 | 1.812 | .453 | .109 | Cadmium | $0.65 | $52.00 | |
| 8 | 1/2 | 2.000 | .515 | .109 | Cadmium | $0.63 | $50.40 | |
| 9 | 9/16 | 2.188 | .578 | .125 | Cadmium | $2.95 | ||
| 10 | 5/8 | 2.375 | .640 | .125 | Cadmium | $0.88 | $70.40 |
Overview
| Manufactured of carbon steel, cadmium plated per QQ-P-416C, Type II, Class 2. They provide a greater bearing area than AN960 washers. Used on wooden structures under both the head of the bolt and the nut to prevent crushing the surface. |
Reference Chart
Reviews
there washers they do what washers do
Verified Purchase
WASHER, FLAT AN970-3
Spec quality. Excellent nonbulk price.
Top notch quality. Made to spec.
No issues exactly what I wanted
The washer did as a washer does. It washered
Identical to OEM part called for in 46 (Cessna) parts manual. The quality we have come to expect from Spruce!
Q&A
Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.
