ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Socket Head Cap Screw NSN 5305-00-498-6988

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 5305-00-498-6988 NSN: 5305-00-498-6988

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.199 inches and 0.231 inches
Fastener Length
Between 0.296 inches and 0.328 inches
Head Style
Flat countersunk
Head Diameter
Between 0.263 inches and 0.307 inches
Locking Feature
Pellet threads or strip threads
Internal Drive Style
Hexagon
Thread Diameter
0.138 inches
Width Across Flats
0.078 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
80000 pounds per square inch
Hardness Rating
80.0 rockwell c
Minimum Yield Strength
30000 pounds per square inch
Countersink Angle
Between 80.0 degrees and 84.0 degrees
Material
Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
Material Specification
66 federal standard all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
4 type
Departure From Cited Designator
As mod by locking feature
FSC
5305 Screws
NIIN
004986988
NSN
5305004986988

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
68A26A108
Cage Code:
30003
Status:
A
MSDS:
Part Number:
FFS86
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 5305-00-498-6988
What are the manufacturers of nsn 5305004986988?
Does this nsn 5305004986988 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305004986988
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 5305004986988 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305004986988 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305004986988?
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
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo