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Socket Head Cap Screw NSN 5305-01-333-2121

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 5305-01-333-2121 NSN: 5305-01-333-2121

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.170 inches and 0.250 inches
Fastener Length
Between 0.220 inches and 0.250 inches
Head Style
Button
Head Diameter
Between 0.201 inches and 0.213 inches
Head Height
Between 0.051 inches and 0.059 inches
Internal Drive Style
Hexagon
Thread Diameter
0.112 inches
Width Across Flats
Between 0.0625 inches and 0.0635 inches
Thready Qty Per Inch (tpi)
40
Material
Steel comp 301 or steel comp 303 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385
Surface Treatment
Oxide
Surface Treatment Specification
Mil-c-13924 cl4 military specification single treatment response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
013332121
NSN
5305013332121

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7909133-00
Cage Code:
56878
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 5305-01-333-2121
What are the manufacturers of nsn 5305013332121?
Does this nsn 5305013332121 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013332121
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 5305013332121 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305013332121 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013332121?
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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