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Socket Head Cap Screw NSN 5305-01-274-9810

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 5305-01-274-9810 NSN: 5305-01-274-9810

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.318 inches and 0.438 inches
Fastener Length
Between 0.418 inches and 0.438 inches
Head Style
Pan no. 2
Head Diameter
Between 0.473 inches and 0.517 inches
Head Height
Between 0.162 inches and 0.175 inches
Locking Feature
Strip threads or pellet threads or patch threads
Internal Drive Style
Cross recess type 1
Thread Diameter
0.250 inches
Features Provided
O ring
Thready Qty Per Inch (tpi)
20
Special Features
Silicone rubber comp a per mil-s-82496 o'ring
Material
Steel comp 304 fastener or steel comp 305 fastener or steel comp 316 fastener or steel comp 384 fastener
Surface Treatment
Passivate fastener
Surface Treatment Specification
Qq-p-35 federal specification single treatment response fastener
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
012749810
NSN
5305012749810

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS3212-48L
Cage Code:
80205
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 5305-01-274-9810
What are the manufacturers of nsn 5305012749810?
Does this nsn 5305012749810 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012749810
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 5305012749810 contain any precious metals?
No precious metal content.
Does nsn 5305012749810 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012749810?
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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