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1240-00-171-7899

Optical Instrument Window

1240001717899 001717899 278691PC5

A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system. View more Optical Instrument Window

Managed by United States

NSN Created on 1 Jan 1963

Data Last Changed
May 2023

NATO Update Count
5

NATO Data Quality

1240-00-171-7899 WINDOW,OPTICAL INSTRUMENT 1240001717899 001717899 1/1 — NSN 1240-00-171-7899 (Generic Image) 1/1

Marketplace 1240-00-171-7899

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1240-00-171-7899 RQST NE

Restrictions 1240-00-171-7899

1240-00-171-7899 is a Optical Instrument Window that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. This item is a US Munitions List or Commerce Control List Item which must be destroyed to prevent restoration or repair. Only authorized parties may possess this item. This item is not suspected to be hazardous. This item does not contain a precious metal.

Import and Export 1240-00-171-7899

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End Users 1240-00-171-7899

US Navy (N9BN)
Effective Date:: 1 Apr 2006
Former MOE Rule:: N9ND
Supplementary Collaborators:: HD; AMC 5 AMSC H IMC Z IMCACTY HD

Republic of Korea (ZH01)
Effective Date:: 1 Apr 1991

Approved Sources 1240-00-171-7899

Part Number
Manufacturer
Status
278691PC5: 10001 - Navair And Navsea Managed Original (Active); Primary Buy; RNCC 3 RNVC 2 DAC 6

Datasheet 1240-00-171-7899

Characteristic
Specifications
FIIG: T271-F
Bevel Angle In Deg [BMSP]: 45.000 Nominal
Bevel Depth [AJEF]: 0.700 Millimeters Nominal
Diameter [ABMZ]: 8.510 Millimeters Nominal
Fsc Application Data [ZZZV]: Rangefinder Mk 57 Mod O
Material [MATT]: Glass, Optical, Jan-G-174, Type 523-586, Grade C
Polished Periphery [BMSM]: Not Provided
Polished Surface [BMSG]: Both
Reflection Reducing Surface [BMSK]: Both
Refraction Index [BMMX]: 1.5230 Nominal
Thickness [ABNM]: 3.000 Millimeters Nominal

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DLA Procurement Analysis 1240-00-171-7899

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Management Data 1240-00-171-7899

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Effective Date: Organization; Unit of Issue; Unit Price; Qty Unit Pack
Oct 2022: Defense Logistics Agency (DS); EA; Subscribe; 1
Oct 2021: Department of the Navy (DN); EA; Subscribe; 1
Oct 2020: Department of the Navy (DN); EA; Subscribe; 1
Oct 2019: Department of the Navy (DN); EA; Subscribe; 1

Navy

Cognizance:

9B: Navy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg

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Freight Information 1240-00-171-7899

1240-00-171-7899 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 058110. A Sub NMFC of X. It has a NMFC Description of OPTICAL GOODS OR INSTRUMENTS NOI. 1240-00-171-7899 is rated as class 200 when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 33110 which rates the freight between FCL and LCL. 1240-00-171-7899 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 744 for ocean manifesting and military sealift. 1240-00-171-7899 is not classified as a special type of cargo when transported by water. 1240-00-171-7899 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.

Packaging Data 1240-00-171-7899

Responsible Activity
Packaging Data Source: Primary Inventory Control Activity (PICA); --

Item Pack Level (Unpackaged)

Item Size
Item Weight
Characteristics
Weight/Dimensions Category
Fragility
Item Preservation: --; --; --; 0.25 lb or less, one dimension 2" or less, other dimensions less than 24"; 85 to 110G; No Requirement

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying: 1; --; --; --; --; Any Suitable Process

Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking: No Requirement; No Requirement; PPP-C-795, Cellular Plastic Film Cushioning; or A-A-3129, Open Cell Plastic Cushioning; or PPP-C-1797, Polypropylene Foam Cushioning; or A-A-59136, Polyethylene Foam Cushioning; --; PPP-B-566, PPP-B-676, or ASTM-D5118, Folding, Setup or Fiberboard Box; No special marking

Intermediate Pack Level

Quantity of Unit Packs
Container: Any Suitable Fiber Box

Contracting Technical Data File (CTDF) 1240-00-171-7899 October 2021

Criticality and Quality

Critical Item Code:
Flight Safety:
Life Support:
Certified Samples:
Serialization:
First Article Test (FAT):
Certificate of Quality Compliance:
Production Lot Testing:
Special Testing:
Qualified Products List (QPL):

Commercial Properties

Government Furnished Material:
Government Furnished Tooling:
Government Furnished Property:
Price Evaluation Code:
Diminshing Manufacturing Sources:
Warranty:
Commerical Off The Shelf (COTS):
End Item Application:
Auctioning Candidate:
Source of Procurement:
Contract Option:

Restrictions

Boeing Rights Guard:
Export Controlled:
Controlled Technical Data Package (TDP):
Restricted Technical Data Package (TDP):
Contains Classified Material
Weapons System Indicator Code (WSIC):: N

Packaging Requirements

Packaging Determination Table:
Packaging Review Code:
Special Packaging Instruction Number (SPIN):
Special Packaging Instruction Number Revision:
Special Packaging Instruction Number Date:
Pallet Reference Number Required:

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