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Socket Head Cap Screw NSN 5305-00-978-2603

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 5305-00-978-2603 NSN: 5305-00-978-2603

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.689 inches and 0.736 inches
Fastener Length
Between 2.359 inches and 2.406 inches
Head Style
Button
Head Diameter
Between 0.347 inches and 0.361 inches
Head Height
Between 0.091 inches and 0.101 inches
Internal Drive Style
Hexagon
Thread Diameter
0.190 inches
Width Across Flats
0.125 inches
Thready Qty Per Inch (tpi)
32
Hardness Rating
35.0 rockwell c and 45.0 rockwell c
Criticality Code Justification
Zzzy
Material
Stainless steel
Material Specification
Qq-s-763 federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unf
Reference Number Differentiating Characteristics
As differentiated by navord od36190
FSC
5305 Screws
NIIN
009782603
NSN
5305009782603

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2295543P8
Cage Code:
10001
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 5305-00-978-2603
What are the manufacturers of nsn 5305009782603?
Does this nsn 5305009782603 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305009782603
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 5305009782603 contain any precious metals?
No precious metal content.
Does nsn 5305009782603 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305009782603?
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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