ER7E521226ITEM42 — WINDOW,OBSERVATION

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

ER7E521226ITEM42: WINDOW,OBSERVATION.

The WINDOW,OBSERVATION is a the manufacturer industrial component. Key specifications include material: PLASTIC, edge_type: FLAT FINISH, overall_width: 19.787 INCHES NOMINAL IN, overall_length: 1.540 INCHES NOMINAL IN, style_designator: ROUNDED CORNERS, overall_thickness: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 9330-01-065-4313, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

ER7E521226ITEM42

NSN: 9330-01-065-4313
FSC: 9330 — Plastics Fabricated Materials
CAGE: 79272 — LOCKHEED MARTIN CORP DIV SPACE (USA)

SPECIFICATIONS

material	PLASTIC
edge_type	FLAT FINISH
overall_width	19.787 INCHES NOMINAL IN
overall_length	1.540 INCHES NOMINAL IN
style_designator	ROUNDED CORNERS
overall_thickness	0.250 INCHES NOMINAL IN
first_corner_radius	0.150 INCHES NOMINAL IN
third_corner_radius	0.150 INCHES NOMINAL IN
fourth_corner_radius	0.150 INCHES NOMINAL IN
second_corner_radius	0.150 INCHES NOMINAL IN
material_transparency	CLEAR
material_document_and_classification	MIL-P-8184,FINISH A MIL SPEC SINGLE MATERIAL RESPONSE
NSN	9330-01-065-4313

COMPONENT DIAGRAM

KEY FEATURES

•

FOURTH CORNER RADIUS: 0.150 INCHES NOMINAL IN

•

FIRST CORNER RADIUS: 0.150 INCHES NOMINAL IN

•

SECOND CORNER RADIUS: 0.150 INCHES NOMINAL IN

•

OVERALL THICKNESS: 0.250 INCHES NOMINAL IN

•

MATERIAL TRANSPARENCY: CLEAR

•

STYLE DESIGNATOR: ROUNDED CORNERS

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-8184,FINISH A MIL SPEC SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

FOURTH CORNER RADIUS	0.150 INCHES NOMINAL IN
FIRST CORNER RADIUS	0.150 INCHES NOMINAL IN
SECOND CORNER RADIUS	0.150 INCHES NOMINAL IN
OVERALL THICKNESS	0.250 INCHES NOMINAL IN
MATERIAL TRANSPARENCY	CLEAR
STYLE DESIGNATOR	ROUNDED CORNERS
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-P-8184,FINISH A MIL SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH	1.540 INCHES NOMINAL IN
OVERALL WIDTH	19.787 INCHES NOMINAL IN
EDGE TYPE	FLAT FINISH

OTHER ITEMS IN FSC 9330 — Plastics Fabricated Materials

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

9330-00-001-6009 9330-00-003-0266 9330-00-003-1162 9330-00-003-2789 9330-00-003-3321 9330-00-003-6171 9330-00-003-7116 9330-00-003-8580

SUBSTITUTES & CROSS-REFERENCES 2

47C521046P1Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

ER47E521226ITEM42Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is ER7E521226ITEM42?

ER7E521226ITEM42 is a WINDOW,OBSERVATION.

What parts can replace ER7E521226ITEM42?

There are 2 known substitutes for ER7E521226ITEM42: 47C521046P1, ER47E521226ITEM42. Substitute compatibility should be verified for your specific system.

What is the NSN for ER7E521226ITEM42?

ER7E521226ITEM42 is cataloged in the U.S. Government catalog under NSN 9330-01-065-4313. This indicates validated use in U.S. government and defense supply chains.

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