Socket Head Cap Screw NSN 5305-01-254-2556

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: 5305-01-254-2556

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.408 inches and 0.500 inches

Fastener Length

Between 0.470 inches and 0.500 inches

Head Style

Flat chamfer

Head Diameter

Between 0.262 inches and 0.270 inches

Head Height

Between 0.159 inches and 0.164 inches

Locking Feature

Strip threads

Internal Drive Style

Hexagon

Thread Diameter

0.164 inches

Width Across Flats

Between 0.140 inches and 0.142 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Material

Plastic polyamide locking feature

Material Specification

Ams 5731 assn standard single material response fastener or ams 5737 assn standard single material response fastener

Surface Treatment

Passivate fastener

Surface Treatment Specification

Qq-p-35 federal specification single treatment response fastener

Thread Series Designator

Unrc

Specification Data

80205-nas1352 professional/industrial association standard

FSC

5305 Screws

NIIN

012542556

NSN

5305012542556

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

NAS1352N08LL8

Cage Code:

80205

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 5305-01-254-2556

What are the manufacturers of nsn 5305012542556?

National Aerospace Standards (80205)

Does this nsn 5305012542556 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5305012542556
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 5305012542556 contain any precious metals?
No precious metal content.

Does nsn 5305012542556 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5305012542556?
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