Observation Window

NSN: 9340-00-450-8256 | Model: 90-292

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.

NSN Properties and Flags

NATO Stock Number

9340-00-450-8256

DEMIL

Ply Quantity

Overall Diameter

Between 2.960 inches and 2.990 inches

Overall Thickness

Between 0.110 inches and 0.130 inches

Material Transparency

Clear

Wire Mesh Pattern

Square

Edge Type

Flat finish

Style Designator

Circular

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 9340-00-450-8256 Datasheet

Supply Class (FSC):

Glass Fabricated Materials

Cross Reference:

90-292
C238928-1
90-292

Cage Codes:

Hannifin Corporation Parker (CAGE 18565)
Northrop Grumman Space & Mission (CAGE 11982)
Metal Textiles Corporation (CAGE 12881)

Schedule B & Trade:

Schedule B: 7016900000 (NAICS 327215)

Pressed or molded glass articles, wired or not, for building or construction; leaded glass windows etc; formed multicellular or foam glass
SITC: 66496

Articles of pressed or molded glass for building or construction use (paving blocks, bricks, etc.); leaded lights; multicellular glass blocks, etc.
End Use: 13200

Glass-plate, sheet, etc.

Identification:

HMIC

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

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

000000 - No nmfc freight description
WCC:

704 - Glass or glass items
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)
LTL:

Z - No rating
SHC:

Z - Other or no special handling required (sh)
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
Z
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
Sf9ah-n
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $296.46 to $494.10..
Does NSN 9340-00-450-8256 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force
What is the NIIN of NSN 9340-00-450-8256?
004508256 or 00-450-8256
Does NSN 9340-00-450-8256 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 9340-00-450-8256?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Dec 17, 1969