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Socket Head Cap Screw NSN 5305-01-277-3187

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 5305-01-277-3187 NSN: 5305-01-277-3187

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.525 inches and 0.625 inches
Fastener Length
0.625 inches
Head Style
Pan no. 2
Head Diameter
Between 0.944 inches and 1.000 inches
Head Height
Between 0.411 inches and 0.438 inches
Locking Feature
Patch threads or strip threads
Internal Drive Style
Slot
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Min. Tensile Strength (psi)
80000 pounds per square inch
Material
Steel comp 304 fastener
Material Specification
Qq-s-763 federal specification single material response fastener
Surface Treatment
Passivate fastener
Surface Treatment Specification
Qq-p-35 federal specification single treatment response fastener
Thread Series Designator
Unc
Nondefinitive Specification/std Data
1 type and 1s style
FSC
5305 Screws
NIIN
012773187
NSN
5305012773187

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
FF-S-92 TY1 STY LEIS
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
MIL-F-18240 .25-20UNC-2A-.625LG
Cage Code:
81349
Status:
A
MSDS:
Part Number:
FF-S-92
Cage Code:
81348
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 5305-01-277-3187
What are the manufacturers of nsn 5305012773187?
Does this nsn 5305012773187 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012773187
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 5305012773187 contain any precious metals?
No precious metal content.
Does nsn 5305012773187 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012773187?
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

What do you get when you order from nationalstocknumber.org?

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