11863E3D4A
View detailed technical data, stock status, and sourcing information for: 11863E3D4A
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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. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes:bolt, internal wrenching and screw, cap, socket head.
0.425 inches nominal thread length, right-hand thread direction, flat countersunk head style, 3a thread class, 0.5175 inches minimum and 0.5475 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
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.425 inches nominal
- Fastener Length
- 0.5175 inches minimum and 0.5475 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.294 inches minimum and 0.301 inches maximum
- Shoulder Diameter
- 0.2177 inches minimum and 0.2182 inches maximum grip
- Shoulder Length
- 0.204 inches nominal grip
- Hole Diameter
- 0.070 inches minimum and 0.080 inches maximum
- Spline Minor Diameter
- 0.1105 inches minimum and 0.1125 inches maximum
- Spline Major Diameter
- 0.1540 inches minimum and 0.1560 inches maximum
- Internal Drive Style
- torx
- End Item Identification
- f/a 18 e/f aircraft
- Nominal Thread Diameter
- 0.250 inches
- Hole Quantity
- 1
- Hole Type
- drilled
- Features Provided
- cetyl alcohol lubricant
- Thread Quantity Per Inch
- 32
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Criticality Code Justification
- agav
- Shoulder Shape
- round grip
- Part Name Assigned By Controlling Agency
- eddie bolt aircraft
- Material
- nickel alloy 718 overall
- Material Document And Classification
- ams5662 assn std single material response overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- mil-l-87132 type 1 grade b mil spec single treatment response overall
- Thread Series Designator
- unjf
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 |
|---|---|
| 11863E3D4A | Shoulder Screw |
| 3M1278E3D4A | Shoulder Screw |
| TX1027E3D4YA | Shoulder Screw |
| WC1278E3D4A | Shoulder Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-01-536-4443?
Does the NSN 5305-01-536-4443 have a Schedule B code assigned?
Does NSN 5305-01-536-4443 require demilitarization?
Does NSN 5305-01-536-4443 contain precious materials?
Does NSN 5305-01-536-4443 contain hazardous materials?
When the NSN 5305-01-536-4443 was assigned to the Federal Catalog?
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