Product Details | OBSERVATION WINDOW

6625-00-335-2553 A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See WINDOW (as modified); SCALE, CATHODE RAY TUBE; SCALE, PLOTTING; WINDOW, METAL; WINDOW, WOOD; and WINDOW PANEL, AIRCRAFT.20293300029Plastics Fabricated Materials93400026Glass Fabricated Materials

Part Alternates: CE87157, 6625-00-335-2553, 00-335-2553, 6625003352553, 003352553

Instruments and Laboratory Equipment | Electrical and Electronic Properties Measuring and Testing Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1963 00-335-2553

Drawings & Photos | NSN 6625-00-335-2553


Cross Reference | NSN 6625-00-335-2553

Part Number Cage Code Manufacturer
CE87157 98230 NATIONAL SECURITY AGENCY

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Technical Data | NSN 6625-00-335-2553

Characteristic Specifications
STYLE DESIGNATOR 2 ROUNDED CORNERS
OVERALL WIDTH 0.980 INCHES MINIMUM AND 0.990 INCHES MAXIMUM
OVERALL THICKNESS 0.027 INCHES MINIMUM AND 0.034 INCHES MAXIMUM
FIRST CORNER RADIUS 0.100 INCHES NOMINAL
SECOND CORNER RADIUS 0.100 INCHES NOMINAL
THIRD CORNER RADIUS 0.100 INCHES NOMINAL
FOURTH CORNER RADIUS 0.100 INCHES NOMINAL
MATERIAL PLASTIC
SURFACE FINISH FINE FINISHED
MATERIAL TRANSPARENCY CLEAR
PLY QUANTITY 1
MANUFACTURERS CODE 98230
DESIGN CONTROL REFERENCE CE87157

Restrictions/Controls & Freight Information | NSN 6625-00-335-2553

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:DMunitions List Item or Commerce Control List Item. Demilitarization required. Total destruction of the item and components so as to preclude restoration or repair to a usable condition by melting, cutting, tearing, scratching, crushing, breaking, punching, neutralizing, etc. (As an alternate, burial or deep water dumping may be used when coordinated with the DoD Demilitarization Program Office.)
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information