AIC551C3-523
View detailed technical data, stock status, and sourcing information for: AIC551C3-523
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An externally threaded fastener whose threaded portion is of one nominal 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.
0.291 inches minimum and 0.351 inches maximum thread length, flat countersunk head style, right-hand thread direction, 2a thread class, 0.766 inches minimum and 0.796 inches maximum fastener length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.291 inches minimum and 0.351 inches maximum
- Fastener Length
- 0.766 inches minimum and 0.796 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.266 inches minimum and 0.286 inches maximum
- Shoulder Diameter
- 0.193 inches minimum and 0.195 inches maximum first shoulder
- Shoulder Length
- 0.405 inches minimum and 0.435 inches maximum first shoulder
- Internal Drive Style
- slot
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 32
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Shoulder Shape
- round first shoulder
- Special Features
- head painted black
- Material
- steel comp 4037 or steel comp 8740 overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment
- paint top of head
- Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 3 fed spec single treatment response overall
- Thread Series Designator
- unf
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| AIC551C3-523 | Shoulder Screw |
| B1990-7 | Shoulder Screw |
| BM19069-3-523 | Shoulder Screw |
| GS551C3-523 | Shoulder Screw |
| HP6551C3-523 | Shoulder Screw |
| PBF 1285-3-523 | Shoulder Screw |
| PIL551C3-523 | Shoulder Screw |
| S100C3-523 | Shoulder Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-515-7056?
Does the NSN 5305-00-515-7056 have a Schedule B code assigned?
Does NSN 5305-00-515-7056 require demilitarization?
Does NSN 5305-00-515-7056 contain precious materials?
Does NSN 5305-00-515-7056 contain hazardous materials?
When the NSN 5305-00-515-7056 was assigned to the Federal Catalog?
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