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Socket Head Cap Screw NSN 5305-00-273-6271

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 5305-00-273-6271 NSN: 5305-00-273-6271

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 1.320 inches and 1.730 inches
Fastener Length
Between 1.940 inches and 2.000 inches
Head Style
Flat chamfer
Head Diameter
Between 0.642 inches and 0.656 inches
Head Height
Between 0.430 inches and 0.438 inches
Hole Diameter
Between 0.061 inches and 0.067 inches
Internal Drive Style
Hexagon
Thread Diameter
0.437 inches
Width Across Flats
Between 0.3750 inches and 0.3790 inches
Hole Quantity
6
Hole Type
Drilled
Thready Qty Per Inch (tpi)
14
Min. Tensile Strength (psi)
170000 pounds per square inch
Hardness Rating
38.0 rockwell c and 45.0 rockwell c
Minimum Yield Strength
150000 pounds per square inch
Hole Configuration Style
Round internal hexagon
Material
Steel
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 type 2 cl 3 federal specification single treatment response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
6 type
FSC
5305 Screws
NIIN
002736271
NSN
5305002736271

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
444293PC7
Cage Code:
10001
Status:
A
MSDS:
Part Number:
12Z1196-87
Cage Code:
10001
Status:
A
MSDS:
Part Number:
FF-S-86
Cage Code:
81348
Status:
A
MSDS:
Part Number:
MS24677-88
Cage Code:
80205
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 5305-00-273-6271
What are the manufacturers of nsn 5305002736271?
Does this nsn 5305002736271 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305002736271
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 5305002736271 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305002736271 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305002736271?
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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