A0L4166-272
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An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.
1.422 inches minimum and 1.531 inches maximum thread length, flat chamfer head style, right-hand thread direction, 3a thread class, 1.500 inches minimum and 1.531 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
- 1.422 inches minimum and 1.531 inches maximum
- Fastener Length
- 1.500 inches minimum and 1.531 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.262 inches minimum and 0.270 inches maximum
- Head Height
- 0.159 inches minimum and 0.164 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.164 inches
- Width Across Flats
- 0.141 inches minimum and 0.143 inches maximum
- Thread Quantity Per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Material
- steel comp h11 overall
- Material Document And Classification
- ams 5737 assn std single material response overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- qq-p-35 fed spec single treatment response overall
- Thread Series Designator
- unjc
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| 965811-272C | Socket Head Cap Screw |
| A0L4166-272 | Socket Head Cap Screw |
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| CBS811-08-23 | Socket Head Cap Screw |
| E723-272 | Socket Head Cap Screw |
| FS2001-08-272C | Socket Head Cap Screw |
| PBF1069-272C | Socket Head Cap Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-01-125-1197?
Does the NSN 5305-01-125-1197 have a Schedule B code assigned?
Does NSN 5305-01-125-1197 require demilitarization?
Does NSN 5305-01-125-1197 contain precious materials?
Does NSN 5305-01-125-1197 contain hazardous materials?
When the NSN 5305-01-125-1197 was assigned to the Federal Catalog?
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