Socket Head Cap Screw NSN 5305-00-273-4999

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: 5305-00-273-4999

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

0.875 inches

Fastener Length

0.875 inches

Head Style

Flat chamfer

Head Diameter

Between 0.553 inches and 0.562 inches

Head Height

Between 0.368 inches and 0.375 inches

Internal Drive Style

Hexagon

Thread Diameter

0.375 inches

Width Across Flats

Between 0.312 inches and 0.315 inches

Thready Qty Per Inch (tpi)

Hardness Rating

36.0 rockwell c and 43.0 rockwell c

Minimum Yield Strength

140000 pounds per square inch

Material

Steel comp 4135 or steel comp 4137 or steel comp 8635 or steel comp 8640

Material Specification

Qq-s-624 federal specification all material responses

Surface Treatment

Zinc

Surface Treatment Specification

Qq-z-325 type 2 cl 3 federal specification single treatment response

Thread Series Designator

Unc

Nondefinitive Specification/std Data

1 type and 11 style

FSC

5305 Screws

NIIN

002734999

NSN

5305002734999

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

FFS86TYPE1STYLE11

Cage Code:

81348

Status:

MSDS:

Part Number:

12Z51PC363

Cage Code:

10001

Status:

MSDS:

Part Number:

166255PC7

Cage Code:

10001

Status:

MSDS:

Part Number:

196825PC6

Cage Code:

10001

Status:

MSDS:

Part Number:

298233PC294

Cage Code:

10001

Status:

MSDS:

Part Number:

43-S-4368-30

Cage Code:

10001

Status:

MSDS:

Part Number:

272065PC17

Cage Code:

10001

Status:

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 5305-00-273-4999

What are the manufacturers of nsn 5305002734999?

Federal Specifications (81348)
Navair And Navsea Managed (10001)

Does this nsn 5305002734999 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5305002734999
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 5305002734999 contain any precious metals?
Precious metal content is unknown.

Does nsn 5305002734999 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5305002734999?
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:

Cond. Code:

Status:

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