Model: DS7950-M4-C-12

Panel Screw Assembly

Properties:

Thread Direction

Right-hand

Thread Length

Between 7.4 millimeters and 8.2 millimeters

Fastener Length

Between 18.29 millimeters and 19.81 millimeters

Head Style

Pan no. 2

Head Diameter

Between 7.1 millimeters and 8.6 millimeters

Head Height

Between 3.0 millimeters and 4.5 millimeters

Thread Diameter

4.0 millimeters

Thread Pitch In Millimeters

0.7

Material

Aluminum alloy 7075 stand-off

Material

Steel comp 302 fastener or steel comp 304 fastener or steel comp 305 fastener or steel comp 316 fastener or steel comp 321 fastener or steel comp 347 fastener or steel comp 384 fastener or steel comp 385 fastener

Material Specification

Astm a493 assn standard all material responses fastener

Material Specification

Qq-a-225/9 federal specification single material response stand-off

Surface Treatment

Chromate stand-off

Surface Treatment

Passivate fastener

Surface Treatment Specification

Mil-c-5541 military specification single treatment response stand-off

Surface Treatment Specification

Qq-p-35 federal specification single treatment response fastener

Thread Series Designator

NSN

5305-01-121-1686

Part Number

DS7950-M4-C-12

Description

Screw Assembly,panel

CAGE

0HDW7

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

Part DS7950-M4-C-12 NSN 5305-01-121-1686

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

33044

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:

013680

UFC:

05760

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment