Socket Head Cap Screw NSN 5305-00-138-9921

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: 5305-00-138-9921

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.328 inches and 0.391 inches

Fastener Length

Between 0.359 inches and 0.391 inches

Head Style

Flat chamfer

Head Diameter

Between 0.134 inches and 0.140 inches

Head Height

Between 0.083 inches and 0.086 inches

Spline Minor Diameter

Between 0.080 inches and 0.082 inches

Spline Major Diameter

Between 0.083 inches and 0.086 inches

Spline Width

Between 0.021 inches and 0.022 inches

Internal Drive Style

Six spline

Thread Diameter

0.086 inches

Thready Qty Per Inch (tpi)

Material

Steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303f or steel comp 303se or steel comp 303 plus x 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 322 or steel comp 323 or steel comp 324 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385

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

Unf

FSC

5305 Screws

NIIN

001389921

NSN

5305001389921

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

61428050224

Cage Code:

89944

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 5305-00-138-9921

What are the manufacturers of nsn 5305001389921?

Kollsman, Inc. (89944)

Does this nsn 5305001389921 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5305001389921
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 5305001389921 contain any precious metals?
Precious metal content is unknown.

Does nsn 5305001389921 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5305001389921?
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
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