Aeronautical Standards Group - Machine Screw - AN525-832R12
Standard Part
Description: Machine Screw
Part Number: AN525-832R12
Alternate Part Numbers: AN525-8R12, AN5258R12, AN525832R12
Product Overview
An externally threaded fastener whose threaded portion is of one diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
Item Specification
| Thread Class | 3A | |
| Thread Direction | Right-hand | |
| Thread Length | 0.360 inches minimum and 0.453 inches maximum | |
| Fastener Length | 0.719 inches minimum and 0.781 inches maximum | |
| Head Style | Round extended washer | |
| Head Diameter | 0.302 inches minimum and 0.322 inches maximum | |
| Head Height | 0.082 inches minimum and 0.092 inches maximum | |
| Extended Washer Diameter | 0.365 inches minimum and 0.385 inches maximum | |
| Extended Washer Thickness | 0.023 inches minimum and 0.028 inches maximum | |
| Internal Drive Style | Cross recess type 1 | |
| Nominal Thread Diameter | 0.164 inches | |
| Thread Quantity per Inch | 32 | |
| Minimum Tensile Strength | 125000 pounds per square inch | |
| Hardness Rating | 26.0 rockwell C minimum and 32.0 rockwell C maximum | |
| Screw Material | Steel comp 8630 or steel comp 4037 | |
| Screw Material Document and Classification | MIL-S-6050 mil spec 1ST material response or ams 6300 assn std 2ND material response | |
| Screw Surface Treatment | Cadmium or zinc | |
| Screw Surface Treatment Document and Classification | QQ-P-416, ty 2, cl 3 fed spec 1ST treatment response or QQ-Z-325, ty 2, cl 3 fed spec 2ND treatment response | |
| Thread Series Designator | UNC |
Fits in
- Piaggio Avanti II
- Piaggio Avanti P180
- Textron Aviation Cessna 500 Citation I-ISP
- Textron Aviation Cessna 680 Citation Sovereign
- Textron Aviation Cessna 750 Citation X
| Additional info | |
|---|---|
| Colors | Gold |
| Dimensions | |
|---|---|
| Dimensions (W x H x D) | 6.05" x 3.95" x 0.85" inches |
| Length | 6.05" inches |
| Weight | 0.62 lb |
| Specifications | |
|---|---|
| 8130-3 Eligible | No |
| ATA Chapter | 51 ATA Standard Practices and Structures |
| Available Conditions | NE / NS |
| Cage Code | 88044 |
| Country of origin | United States of America |
| ECCN / USML | 9A991.d |
| FAA Approval Code | STD |
| Grip | 0.360 inches minimum and 0.453 inches maximum |
| Hazmat Code | Not Applicable |
| Hazmat(Y/N) | N |
| Material | Steel comp 8630 or steel comp 4037 |
| NSN | 5305-00-273-5342 |
| Schedule B | 7318.15.9000 |
| Thread | 3A |
| Total Shelf Life (days) | Not Applicable |
| Type | Screw |
| Units of Measure (UoM) | Each |
| Brand | Aeronautical Standard Group Inc |
| Color | Gold |
| Condition status | Depreciated |