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Socket Head Cap Screw NSN 5305-01-171-0544

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 5305-01-171-0544 NSN: 5305-01-171-0544

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.904 inches and 1.025 inches
Fastener Length
Between 1.240 inches and 1.260 inches
Head Style
Flat chamfer
Head Diameter
Between 0.367 inches and 0.375 inches
Head Height
Between 0.244 inches and 0.250 inches
Hole Diameter
Between 0.043 inches and 0.049 inches
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
0.188 inches
Hole Quantity
4
Hole Type
Drilled
Thready Qty Per Inch (tpi)
28
Hole Configuration Style
Round internal hexagon
Material
Steel
Surface Treatment
Cadmium
Surface Treatment Specification
Ps.100-2 fscm k0654 mfr ref single treatment response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
011710544
NSN
5305011710544

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
130035731
Cage Code:
K0654
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 5305-01-171-0544
What are the manufacturers of nsn 5305011710544?
Does this nsn 5305011710544 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305011710544
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 5305011710544 contain any precious metals?
No precious metal content.
Does nsn 5305011710544 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305011710544?
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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