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Socket Head Cap Screw NSN 5305-00-273-4993

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 5305-00-273-4993 NSN: 5305-00-273-4993

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.933 inches
Fastener Length
1.000 inches
Head Style
Flat chamfer
Head Diameter
Between 0.337 inches and 0.343 inches
Head Height
Between 0.211 inches and 0.216 inches
Internal Drive Style
Hexagon
Thread Diameter
0.216 inches
Width Across Flats
Between 0.156 inches and 0.158 inches
Thready Qty Per Inch (tpi)
24
Min. Tensile Strength (psi)
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 45.0 rockwell c
Minimum Yield Strength
130000 pounds per square inch
Material
Steel
Material Specification
66 federal standard single material response
Surface Treatment
Zinc
Surface Treatment Specification
Qq-z-325, type 2, cl 3 federal specification single treatment response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
1 type
Departure From Cited Designator
As modified by thread size and series type designator
FSC
5305 Screws
NIIN
002734993
NSN
5305002734993

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
FFS86TYPE1STYLE11
Cage Code:
81348
Status:
A
MSDS:
Part Number:
166297-8
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
166297 PC 8
Cage Code:
10001
Status:
A
MSDS:
Part Number:
43-S-4365-520
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 5305-00-273-4993
What are the manufacturers of nsn 5305002734993?
Does this nsn 5305002734993 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305002734993
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 5305002734993 contain any precious metals?
No precious metal content.
Does nsn 5305002734993 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305002734993?
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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