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6650-00-155-2878

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G11060PC1

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552878

NSN

6650-00-155-2878

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G11060PC1

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552878

NSN

6650-00-155-2878

MFG

KEUFFEL AND ESSER CO

Description

(NON-CORE DATA) EDGE THICKNESS: 17.4 MILLIMETERS NOMINAL
AXIAL THICKNESS: 3.0 MILLIMETERS NOMINAL
BEVEL DEPTH AND LOCATION: 0.3 MILLIMETERS NOMINAL BOTH SURFACES
DIAMETER: 18.0 MILLIMETERS NOMINAL
DISPERSION: 46.0 ANGSTROMS NOMINAL
END ITEM IDENTIFICATION: RANGEFINDER MK51
GRADUATIONS/MARKINGS: SEMIGRID TYPE
MATERIAL: GLASS OPTICAL
REFRACTION INDEX: 1.5838 NOMINAL
RIM FINISH: GROUND
STYLE DESIGNATOR: A19 SPECIAL DESIGN

279422PC2

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552879

NSN

6650-00-155-2879

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279422PC2

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552879

NSN

6650-00-155-2879

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

III END ITEM IDENTIFICATION: RANGEFINDER MK51
LIGHT DEVIATION: 3 DEG PLUS 0.5 MIN
MATERIAL: GLASS, BARIUM FLINT AND GLASS, BOROSILICATE CROWN
OVERALL DIAMETER: 50.0 MILLIMETERS NOMINAL
OVERALL THICKNESS: 12.0 MILLIMETERS NOMINAL
REFRACTION INDEX: 1.5110 NOMINAL AND 1.6170 NOMINAL
SPECIAL FEATURES: TWO PRISMS MATCHED
STYLE DESIGNATOR: G12 WEDGE TYPE

G11060PC2

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552879

NSN

6650-00-155-2879

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G11060PC2

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552879

NSN

6650-00-155-2879

MFG

KEUFFEL AND ESSER CO

Description

III END ITEM IDENTIFICATION: RANGEFINDER MK51
LIGHT DEVIATION: 3 DEG PLUS 0.5 MIN
MATERIAL: GLASS, BARIUM FLINT AND GLASS, BOROSILICATE CROWN
OVERALL DIAMETER: 50.0 MILLIMETERS NOMINAL
OVERALL THICKNESS: 12.0 MILLIMETERS NOMINAL
REFRACTION INDEX: 1.5110 NOMINAL AND 1.6170 NOMINAL
SPECIAL FEATURES: TWO PRISMS MATCHED
STYLE DESIGNATOR: G12 WEDGE TYPE

279422PC3

LENS,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552880

NSN

6650-00-155-2880

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279422PC3

LENS,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552880

NSN

6650-00-155-2880

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

ABBE CONSTANT: 63.500 AND 33.800
AXIAL THICKNESS: 5.0 MILLIMETERS NOMINAL AND 3.0 MILLIMETERS NOMINAL
BACK FOCAL LENGTH: 13.705 CENTIMETERS
COMPOUND LENS OVERALL AXIAL THICKNESS: 8.0 MILLIMETERS NOMINAL
COMPOUND LENS STYLE: E1 DOUBLET
DIAMETER: 28.0 MILLIMETERS NOMINAL
ELEMENT LEFT SURFACE RADIUS: 99.2 MILLIMETERS AND -56.9 MILLIMETERS
ELEMENT RIGHT SURFACE RADIUS: 56.9 MILLIMETERS AND 168.1 MILLIMETERS
EQUIVALENT FOCAL LENGTH: 14.057 CENTIMETERS
FRONT FOCAL LENGTH: 13.891 CENTIMETERS
III END ITEM IDENTIFICATION: RANGEFINDER MK51
INDIVIDUAL LENS STYLE: D1 DOUBLE CONVEX AND D6 MENISCUS DIVERGING
MATERIAL: GLASS, OPTICAL
REFRACTION INDEX: 1.5110 NOMINAL AND 1.6490 NOMINAL

G11060PC3

LENS,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552880

NSN

6650-00-155-2880

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G11060PC3

LENS,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552880

NSN

6650-00-155-2880

MFG

KEUFFEL AND ESSER CO

Description

ABBE CONSTANT: 63.500 AND 33.800
AXIAL THICKNESS: 5.0 MILLIMETERS NOMINAL AND 3.0 MILLIMETERS NOMINAL
BACK FOCAL LENGTH: 13.705 CENTIMETERS
COMPOUND LENS OVERALL AXIAL THICKNESS: 8.0 MILLIMETERS NOMINAL
COMPOUND LENS STYLE: E1 DOUBLET
DIAMETER: 28.0 MILLIMETERS NOMINAL
ELEMENT LEFT SURFACE RADIUS: 99.2 MILLIMETERS AND -56.9 MILLIMETERS
ELEMENT RIGHT SURFACE RADIUS: 56.9 MILLIMETERS AND 168.1 MILLIMETERS
EQUIVALENT FOCAL LENGTH: 14.057 CENTIMETERS
FRONT FOCAL LENGTH: 13.891 CENTIMETERS
III END ITEM IDENTIFICATION: RANGEFINDER MK51
INDIVIDUAL LENS STYLE: D1 DOUBLE CONVEX AND D6 MENISCUS DIVERGING
MATERIAL: GLASS, OPTICAL
REFRACTION INDEX: 1.5110 NOMINAL AND 1.6490 NOMINAL

279422PC10

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552885

NSN

6650-00-155-2885

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279422PC10

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552885

NSN

6650-00-155-2885

MFG

NAVAL SEA SYSTEMS COMMAND

Description

III END ITEM IDENTIFICATION: RANGEFINDER-MK51
MATERIAL: PLASTIC
SPECIAL FEATURES: 3.125 IN. LONG;PLASTIC LUCITE

G11060PC10

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552885

NSN

6650-00-155-2885

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G11060PC10

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552885

NSN

6650-00-155-2885

MFG

KEUFFEL AND ESSER CO

Description

III END ITEM IDENTIFICATION: RANGEFINDER-MK51
MATERIAL: PLASTIC
SPECIAL FEATURES: 3.125 IN. LONG;PLASTIC LUCITE

279445PC1

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552900

NSN

6650-00-155-2900

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279445PC1

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552900

NSN

6650-00-155-2900

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

DESIGN CONTROL REFERENCE: 279445PC1
III FSC APPLICATION DATA: FIRE CONTROL RANGEFINDER MK 51
LIGHT DEVIATION: 90 DEG
MANUFACTURERS CODE: 10001
MATERIAL: GLASS, OPTICAL, JAN-G-174, GRADE A
STYLE DESIGNATOR: G7 PENTA
THE MANUFACTURERS DATA:

279445PC2

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552901

NSN

6650-00-155-2901

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279445PC2

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552901

NSN

6650-00-155-2901

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

DESIGN CONTROL REFERENCE: 279445PC2
III FSC APPLICATION DATA: FIRE CONTROL RANGEFINDER MK 51
LIGHT DEVIATION: 90 DEG
MANUFACTURERS CODE: 10001
MATERIAL: GLASS, OPTICAL, JAN-G-174, GRADE A
STYLE DESIGNATOR: G7 PENTA
THE MANUFACTURERS DATA:

279445PC4

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552902

NSN

6650-00-155-2902

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279445PC4

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552902

NSN

6650-00-155-2902

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

III END ITEM IDENTIFICATION: RANGEFINDER MK51
MATERIAL: GLASS, OPTICAL
STYLE DESIGNATOR: G2 AMICI

G11035PC4

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552902

NSN

6650-00-155-2902

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G11035PC4

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552902

NSN

6650-00-155-2902

MFG

KEUFFEL AND ESSER CO

Description

III END ITEM IDENTIFICATION: RANGEFINDER MK51
MATERIAL: GLASS, OPTICAL
STYLE DESIGNATOR: G2 AMICI

279445PC5

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552903

NSN

6650-00-155-2903

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279445PC5

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552903

NSN

6650-00-155-2903

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

(NON-CORE DATA) EDGE THICKNESS: 2.0 MILLIMETERS NOMINAL
ANGLE IN DEG: 45.0
AXIAL THICKNESS: 3.0 MILLIMETERS NOMINAL
BEVEL DEPTH AND LOCATION: 0.5 MILLIMETERS NOMINAL BOTH SURFACES
DISPERSION: 58.6 ANGSTROMS NOMINAL
END ITEM IDENTIFICATION: RANGEFINDER MK51
GRADUATIONS/MARKINGS: RANGE SCALE
LENGTH: 101.0 MILLIMETERS NOMINAL
MATERIAL: GLASS OPTICAL
REFRACTION INDEX: 1.5230 NOMINAL
RIM FINISH: GROUND
STYLE DESIGNATOR: A19 SPECIAL DESIGN
WIDTH: 20.0 MILLIMETERS NOMINAL

G11035PC5

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552903

NSN

6650-00-155-2903

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G11035PC5

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552903

NSN

6650-00-155-2903

MFG

KEUFFEL AND ESSER CO

Description

(NON-CORE DATA) EDGE THICKNESS: 2.0 MILLIMETERS NOMINAL
ANGLE IN DEG: 45.0
AXIAL THICKNESS: 3.0 MILLIMETERS NOMINAL
BEVEL DEPTH AND LOCATION: 0.5 MILLIMETERS NOMINAL BOTH SURFACES
DISPERSION: 58.6 ANGSTROMS NOMINAL
END ITEM IDENTIFICATION: RANGEFINDER MK51
GRADUATIONS/MARKINGS: RANGE SCALE
LENGTH: 101.0 MILLIMETERS NOMINAL
MATERIAL: GLASS OPTICAL
REFRACTION INDEX: 1.5230 NOMINAL
RIM FINISH: GROUND
STYLE DESIGNATOR: A19 SPECIAL DESIGN
WIDTH: 20.0 MILLIMETERS NOMINAL

279445PC8

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552905

NSN

6650-00-155-2905

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279445PC8

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552905

NSN

6650-00-155-2905

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

III END ITEM IDENTIFICATION: RANGEFINDER MK51
SPECIAL FEATURES: LUCITE;1.718IN. LG;0.875IN. DIA.

G11035PC8

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552905

NSN

6650-00-155-2905

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G11035PC8

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001552905

NSN

6650-00-155-2905

MFG

KEUFFEL AND ESSER CO

Description

III END ITEM IDENTIFICATION: RANGEFINDER MK51
SPECIAL FEATURES: LUCITE;1.718IN. LG;0.875IN. DIA.

322904PC2

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553242

NSN

6650-00-155-3242

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322904PC2

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553242

NSN

6650-00-155-3242

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

(NON-CORE DATA) EDGE THICKNESS: 4.0 MILLIMETERS NOMINAL
AXIAL THICKNESS: 5.0 MILLIMETERS NOMINAL
DIAMETER: 23.0 MILLIMETERS NOMINAL
DISPERSION: 46.0 ANGSTROMS NOMINAL
END ITEM IDENTIFICATION: RANGEFINDER MK51
GRADUATIONS/MARKINGS: CROSS LINE
MATERIAL: GLASS OPTICAL
REFRACTION INDEX: 1.5038 NOMINAL
RIM FINISH: POLISHED
STYLE DESIGNATOR: A2 CROSSLINE
SUPPLEMENTARY FEATURES: MATERIAL OPTICAL GLASS PER JAN-G-174

G11059PC2

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553242

NSN

6650-00-155-3242

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G11059PC2

RETICLE,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553242

NSN

6650-00-155-3242

MFG

KEUFFEL AND ESSER CO

Description

(NON-CORE DATA) EDGE THICKNESS: 4.0 MILLIMETERS NOMINAL
AXIAL THICKNESS: 5.0 MILLIMETERS NOMINAL
DIAMETER: 23.0 MILLIMETERS NOMINAL
DISPERSION: 46.0 ANGSTROMS NOMINAL
END ITEM IDENTIFICATION: RANGEFINDER MK51
GRADUATIONS/MARKINGS: CROSS LINE
MATERIAL: GLASS OPTICAL
REFRACTION INDEX: 1.5038 NOMINAL
RIM FINISH: POLISHED
STYLE DESIGNATOR: A2 CROSSLINE
SUPPLEMENTARY FEATURES: MATERIAL OPTICAL GLASS PER JAN-G-174

322979PC2

LENS,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553294

NSN

6650-00-155-3294

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322979PC2

LENS,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553294

NSN

6650-00-155-3294

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

ABBE CONSTANT: 33.800 AND 57.400
AXIAL THICKNESS: 0.078 INCHES NOMINAL AND 0.314 INCHES NOMINAL
BACK FOCAL LENGTH: 1.390 INCHES
COMPOUND LENS EDGE THICKNESS: 0.241 INCHES NOMINAL
COMPOUND LENS OVERALL AXIAL THICKNESS: 0.393 INCHES NOMINAL
COMPOUND LENS STYLE: E1 DOUBLET
DESIGN CONTROL REFERENCE: 322979PC2
DIAMETER: 0.964 INCHES NOMINAL
ELEMENT LEFT SURFACE RADIUS: 3.711 INCHES AND 0.850 INCHES
ELEMENT RIGHT SURFACE RADIUS: -1.027 INCHES AND 0.850 INCHES
EQUIVALENT FOCAL LENGTH: 1.590 INCHES
FRONT FOCAL LENGTH: 1.555 INCHES
III FSC APPLICATION DATA: FIRE CONTROL,RANGE FINDER MK 63
INDIVIDUAL LENS STYLE: D1 DOUBLE CONVEX AND D6 MENISCUS DIVERGING
MANUFACTURERS CODE: 10001
MATERIAL: GLASS, OPTICAL, JAN-G-174, GRADE C
REFRACTION INDEX: 1.6490 NOMINAL AND 1.5720 NOMINAL
THE MANUFACTURERS DATA:

3000052

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553342

NSN

6650-00-155-3342

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3000052

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553342

NSN

6650-00-155-3342

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

DESIGN CONTROL REFERENCE: 3000052
III FSC APPLICATION DATA: FIRE CONTROL TELESCOPE
LIGHT DEVIATION: 135 DEG PORM 2 MIN
MANUFACTURERS CODE: 10001
MATERIAL: PLASTIC CLEAR ACYRLIC MIL-P-24191 TYPE WTLS GRADE C
STYLE DESIGNATOR: G12 WEDGE TYPE
THE MANUFACTURERS DATA:

323283PC2

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553342

NSN

6650-00-155-3342

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323283PC2

PRISM,OPTICAL INSTRUMENT

NSN, MFG P/N

6650001553342

NSN

6650-00-155-3342

MFG

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Description

DESIGN CONTROL REFERENCE: 3000052
III FSC APPLICATION DATA: FIRE CONTROL TELESCOPE
LIGHT DEVIATION: 135 DEG PORM 2 MIN
MANUFACTURERS CODE: 10001
MATERIAL: PLASTIC CLEAR ACYRLIC MIL-P-24191 TYPE WTLS GRADE C
STYLE DESIGNATOR: G12 WEDGE TYPE
THE MANUFACTURERS DATA: