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Socket Head Cap Screw NSN 5305-01-255-2685

Item Description

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.

NSN 5305-01-255-2685 NSN: 5305-01-255-2685

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 1.826 inches and 1.938 inches
Fastener Length
Between 1.876 inches and 1.938 inches
Head Style
Flat chamfer
Head Diameter
Between 0.176 inches and 0.183 inches
Head Height
Between 0.108 inches and 0.112 inches
Internal Drive Style
Hexagon
Thread Diameter
0.112 inches
Width Across Flats
0.094 inches
Thready Qty Per Inch (tpi)
40
Min. Tensile Strength (psi)
80000 pounds per square inch
Hardness Rating
80.0 rockwell b
Material
Steel comp 302 or steel comp 302b or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 316 or steel comp 316l or steel comp xm-7 or steel comp 384
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
012552685
NSN
5305012552685

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
948990-762
Cage Code:
06481
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318152000
  • NAICS: 332722
  • SITC: 69421
  • Description: Bolts and bolts and their nuts or washers exported in the same shipment
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5305-01-255-2685
What are the manufacturers of nsn 5305012552685?
Does this nsn 5305012552685 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012552685
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.
Does nsn 5305012552685 contain any precious metals?
No precious metal content.
Does nsn 5305012552685 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012552685?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
16282
FIIG:
A003B0
App. Key:
SC
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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