NSN 178697PC8

An item mounted on a disk, compressor, aircraft gas turbine engine. It is designed to create the flow of air in the compressor section of an engine, gas turbine, aircraft.

57.400 and 36.600 abbe constant, 0.279 inches nominal compound lens edge thickness, 3.444 inches back focal length, 0.216 inches nominal and 0.082 inches nominal axial thickness, 0.299 inches nominal compound lens overall axial thickness.

NSN 6650-00-155-1757 Datasheet

(NSN) National Stock Number

6650-00-155-1757

(FSG) Federal Supply Group

66 - Instruments and Laboratory Equipment

(FSC) Federal Supply Classification

6650 - Components and Accessories Test Equipment Optical Instruments

(NIIN) National Item Identification Number

00-155-1757

Requires Demilitarization

Yes

(INC) Item Name Code

21884

Date

Tue, Jan 1, 1963

Schedule B Code

9018500000

Abbe Constant

57.400 and 36.600

Back Focal Length

3.444 inches

Axial Thickness

0.216 inches nominal and 0.082 inches nominal

Compound Lens Edge Thickness

0.279 inches nominal

Compound Lens Overall Axial Thickness

0.299 inches nominal

Compound Lens Style

doublet

Diameter

0.630 inches nominal

Element Left Surface Radius

-1.031 inches and 2.574 inches

Element Right Surface Radius

-1.031 inches and -6.023 inches

Equivalent Focal Length

3.586 inches

Front Focal Length

3.539 inches

Fsc Application Data

fire control,range finder mk 15 mod 4

Individual Lens Style

double convex and meniscus diverging

Material Document And Classification

jan-g-174, grade c mil spec single material response

Material

glass optical

Refraction Index

1.5720 nominal and 1.6170 nominal

Identification

Demilitarization Code

Q - "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Precious Metals Indicator

A - Item does not contain precious metal.

Hazardous Metals Indicator

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Source of Supply Code

N35 -

Pseudo Item Name Code

0021884

Cross Reference

CAGE Codes

10001

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier

U.s./canadian manufacturers

Freight Information

Schedule B & Trade

Schedule B

9018-50-0000

Description

other ophthalmic instruments and appliances and parts and accessories

End Use

21610 - Medicinal equipment

Unit of Quantity

NO

USDA

Yes

(SITC) Standard International Trade Classification

87225

(NAICS) North American Industrial Classification System

339115

Questions & Answers

1. What is the FSCG of the NSN 6650-00-155-1757?

   The FSCG of the NSN 6650-00-155-1757 is 6650

2. Does the NSN 6650-00-155-1757 have a Schedule B code assigned?

   Yes, the Schedule B code is 9018500000

3. Does NSN 6650-00-155-1757 require demilitarization?

   "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

4. Does NSN 6650-00-155-1757 contain precious materials?

   Item does not contain precious metal.

5. Does NSN 6650-00-155-1757 contain hazardous materials?

   Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

6. When the NSN 6650-00-155-1757 was assigned to the Federal Catalog?

   It was assigned 63 years ago, on Tue, Jan 1, 1963