NSN 5305-01-296-1681
Button Head Socket Screw
About this product
Between 0.449 inches and 0.479 inches fastener length, flat countersunk head style, between 0.344 inches and 0.385 inches head diameter, locking feature: patch threads.
Manufacturer part number NAS1221-3-2L for national stock number 5305012961681.
Datasheet
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Product description
Socket Head Cap Screw NSN 5305-01-296-1681.
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MPN or Model
NAS1221-3-2L
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
NMF (National Motor Freight)
093486 - Bolts, Nuts Or Screws, NOI (sub 3) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.314 inches and 0.364 inches -
Fastener Length
Between 0.449 inches and 0.479 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.344 inches and 0.385 inches -
Locking Feature
Patch threads -
Internal Drive Style
High-torque -
Thread Diameter
0.190 inches -
Thready Qty Per Inch (tpi)
32 -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Material
Steel comp 4140 or steel comp 4340 or steel comp 8740 -
Material Specification
Mil-s-5626 military specification 1st material response or mil-s-8844 military specification 2nd material response or ams 6414 assn standard 2nd material response or mil-s-6049 military specification 3rd material response -
Surface Treatment
Cadmium or cadmium and chromate -
Surface Treatment Specification
Qq-p-416 type 1 cl 3 federal specification single treatment response or qq-p-416 type 2 cl 2 federal specification single treatment response -
Thread Series Designator
Unjf -
Specification Data
80205-nas1221 professional/industrial association standard
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Socket Head Cap Screw
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.
Pricing and Availability
Get a quote for 5305-01-296-1681 socket head cap screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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NAS1221-3-2L | National Aerospace Standards |
Stock Check
Availability for this item was last checked on 08/21/23.
The quantities and conditions available at the time were:
- NE: 1191