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5855-01-257-2636

Optical Element Retainer

5855012572636 012572636 2001588-1

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see CELL, OPTICAL ELEMENT. Excludes RING, EXTERNALLY THREADED. View more Optical Element Retainer

5855-01-257-2636 RETAINER,OPTICAL ELEMENT 5855012572636 012572636

Managed by United States
NSN Created on 16 Jun 1987
Data Last Changed
November 2023
NATO Update Count
7
NATO Data Quality
5855-01-257-2636 RETAINER,OPTICAL ELEMENT 5855012572636 012572636 1/1
NSN 5855-01-257-2636 (Generic Image) 1/1

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5855-01-257-2636 Related Documents Related Documents 5855-01-257-2636 2+ Documents (More...)

6650-01-255-1644 6650012551644 012551644 is a cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. it must have drilled holes or slots to facilitate assembly and disassembly. for items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. excludes ring, externally threaded.
1987 1240-01-259-4404 Optical Element Retainer 355537-1RNCC: 3 | RNVC: 2 | DAC: 2 18 Jul 1987 5855-01-257-2636

5855-01-257-2636 Demil Restrictions 5855-01-257-2636

DEMIL: Q | DEMILI: 3 | CRITICALITY: X | HMIC: N | PMIC: A | EDC: | ADPEC: 0

IUID Required

5855-01-257-2636 is a Optical Element Retainer that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. This item has been confirmed as a Critical Munitions List Item or a Sensitive Commerce Control List Item and cannot be in the possession of any party anywhere in the World who is not an authorized NATO Government. Any other possessor of this item should mutilate it now as possession violates international and local laws. This item is a confirmed Commerce Control List Item (CCLI). This item is not suspected to be hazardous. This item does not contain a precious metal.

5855-01-257-2636 End Users End Users 5855-01-257-2636

US Air Force (FGG4)
Effective Date:
1 Apr 1991

5855-01-257-2636 Manufacturers Approved Sources 5855-01-257-2636

5855-01-257-2636 Technical Data Datasheet 5855-01-257-2636

Characteristic
Specifications
Flange Diameter [ABKK]
1.150 Inches Nominal
Guide Design [BMTQ]
Thread Relief
Hole Diameter [AAUB]
0.563 Inches Nominal
End Item Identification [AGAV]
Detecting Set,Infrared; An/Aaq-15
Material [MATT]
Aluminum Alloy 6061
Internal Annular Serration [BMTS]
Not Provided
Setscrew Notch [BMTT]
Not Provided
Shoulder Diameter [AATN]
0.624 Inches Nominal
Shoulder Length [AATX]
0.670 Inches Nominal
Overall Length [ABHP]
0.850 Inches Nominal
Style Designator [STYL]
Shouldered

5855-01-257-2636 Stock, Inventory and Procurement DLA Procurement Analysis 5855-01-257-2636

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5855-01-257-2636 Related Items NATO Stock Numbers Related to 5855-01-257-2636

5855-01-257-2636 Freight Data Freight Information 5855-01-257-2636

5855-01-257-2636 has freight characteristics managed by the General Services Administration (GSA).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. 5855-01-257-2636 is rated as class 200 when transported by Less-Than Truckload (LTL) freight. 5855-01-257-2636 is rated as class 200 when transported by Less-Than Carload (LCL) rail or ocean freight. It has a Uniform Freight Classification (UFC) number of 33110 which rates the freight between FCL and LCL. 5855-01-257-2636 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. 5855-01-257-2636 is not classified as a special type of cargo when transported by water. 5855-01-257-2636 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.

5855-01-257-2636 Packaging Data Packaging Data 5855-01-257-2636

Responsible Activity
Packaging Data Source
Primary Inventory Control Activity (PICA)
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Item Pack Level (Unpackaged)

Item Size
Item Weight
Characteristics
Weight/Dimensions Category
Fragility
Item Preservation
2.0" H x 2.0" W x 1.0" L
--
Non-Metallic Item
Over 10lb
Less than 85G
No Requirement

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying
--
6.3" H x 5.3" W x 3.0" L
--
--
--
Any Suitable Process
Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking
No Requirement
--
--
--
PPP-B-1672, Type II, Folding Convoluted Cushioning in Reusable Box
Reusable container

Intermediate Pack Level

Quantity of Unit Packs
Container
--
No Requirement