Optical Element Cell NSN 5855-01-276-4495

Item Description

A cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. Includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.

NSN: 5855-01-276-4495

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Features and Characteristics

Thread Class

2a and 2b and 2b and 2b

Thread Pitch Diameters

+1.2747/+1.2786 inches and +3.3597/+3.3657 inches and +3.1797/+3.1855 inches and +1.1797/+1.1848 inches

Thread Direction

Right-hand

Thread Length

0.253 inches and 0.185 inches and 0.150 inches and 0.149 inches

Overall Length

Between 4.180 inches and 4.190 inches

Thread Size

1 3/10-32 and 3 19/50-32 and 3 1/5-32 and 1 1/5-32

Overall Diameter

Between 3.480 inches and 3.520 inches

Screw Thread Series Designator

Uns

Thread Location

External and internal and internal and internal

Eccentric Construction

Not provided

Chamfer Location

Smaller diameter end

Chamfer Size

0.030 in. By 45 deg

Special Features

Two holes 0.435 to 0.439 in. Diameter at 90 degrees apart along circ

Material

Aluminum alloy, qq-a-601, alloy 356, t6

Material

Aluminum alloy 356.0

Surface Treatment

Painted

Fsc Application Data

Night vision equip., emitted and relfected radiation

FSC

5855 Emitted And Reflected Radiation Night Vision Equipment

NIIN

012764495

NSN

5855012764495

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

SM-D-850322-1

Cage Code:

04YE2

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 9014900000
NAICS: 334511
SITC: 87412
Description: Parts & accessories for direction finding compasses and other navigational instruments and appliances
End Use (Code 22220):
Marine engines, parts

Q & A

Frequently asked questions for NSN 5855-01-276-4495

What are the manufacturers of nsn 5855012764495?

Valcore Manufacturing Llc (04YE2)
Us Army Communications & (80063)
L-3 Communications Corporation (27777)
Obs Products Inc (49714)
Ordnance Parts And Engineering Co (20800)
Valcore Manufacturing Llc (20723)

Does this nsn 5855012764495 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5855012764495
A cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.

Does nsn 5855012764495 contain any precious metals?
No precious metal content.

Does nsn 5855012764495 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5855012764495?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

21859

FIIG:

T271-J

App. Key:

Cond. Code:

Status:

What do you get when you order from nationalstocknumber.org?

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