Model: 81221S41-88ALT5PC14

Setscrew

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.438 inches

Fastener Length

Between 0.406 inches and 0.438 inches

Head Style

Headless (setscrew)

Point Style

Cup

Internal Drive Style

Cross recess type 1

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Material

Copper alloy 462 or copper alloy 464 or copper alloy 482 or copper alloy 485

Material Specification

Qq-b-637 federal specification all material responses

Thread Series Designator

Unc

NSN

5305-00-253-4915

Part Number

81221S41-88ALT5PC14

Description

Setscrew

CAGE

80064

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part 81221S41-88ALT5PC14 NSN 5305-00-253-4915

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06672

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

096630

UFC:

50590

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7415338550
SITC: 69433
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Other copper screws (not for wood) bolts and nuts