Model: 10556096

Optical Element Retaining Ring

Properties:

Thread Class

Thread Direction

Right-hand

Groove Diameter

2.490 inches

Thread Length

0.172 inches

Outside Diameter

2.688 inches

Thread Size

2 1/2-28

Aperture Diameter

2.406 inches

Inner Groove Width

0.078 inches

Screw Thread Series Designator

Uns

Thread Location

Internal

Internal Flange Thickness

1.750 inches

Groove Location

Inside end of thread

Knurled Periphery

Provided

Material

Aluminum alloy, qq-a-225/8, alloy 6061, t6 or aluminum alloy, ww-t-700/3, alloy 2024, t3 or aluminum alloy, ww-t-700/6, alloy 6061, t6

Material

Aluminum alloy 6061 or aluminum alloy 2024 or aluminum alloy 6061

Material Specification

Qq-a-225/8, alloy 6061, t6 federal specification 1st material response and ww-t-700/3, alloy 2024, t3 federal specification 2nd material response and ww-t-700/6, alloy 6061, t6 federal specification 3rd material response

Surface Treatment

Anodize

Surface Treatment

Anodized, mil-a-8625, type 2, class 2

NSN

1240-01-054-5789

Part Number

10556096

Description

Ring,retaining,optical Element

CAGE

19200

A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see retainer, optical element. Excludes cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.

Part 10556096 NSN 1240-01-054-5789

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22585

FIIG:

T271-J

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:

0.3000lbs

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:

058110

UFC:

33110

LTL:

200.0

LCL:

200.0

WCC:

744

TCC:

SHC:

ACC:

Medical Supplies

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Schedule B and Export

Schedule B: 9803200000
SITC: 93100
End Use: Military apparel and footwear
NAICS: 990000
USDA: 1

Freight Class: Military equipments not identified by kind