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523337 — COVER,JUNCTION BOX

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

523337: COVER,JUNCTION BOX.

The COVER,JUNCTION BOX is a the manufacturer industrial component. Key specifications include overall_width: 1.896 INCHES MINIMUM AND 1.916 INCHES MAXIMUM IN, overall_height: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN, overall_length: 3.084 INCHES MINIMUM AND 3.104 INCHES MAXIMUM IN, style_designator: DOUBLE END MOUNTED, cover_attachment_method: SCREW ACCOMMODATION, first_center_to_center_distance_between_mounting_holes: 2.774 INCHES MINIMUM AND 2.792 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5975-00-999-3017, 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
523337
NSN: 5975-00-999-3017
FSC: 5975 — Electrical Hardware and Supplies
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
overall_width1.896 INCHES MINIMUM AND 1.916 INCHES MAXIMUM IN
overall_height0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
overall_length3.084 INCHES MINIMUM AND 3.104 INCHES MAXIMUM IN
style_designatorDOUBLE END MOUNTED
cover_attachment_methodSCREW ACCOMMODATION
cover_mounting_hole_quantity4
first_center_to_center_distance_between_mounting_holes2.774 INCHES MINIMUM AND 2.792 INCHES MAXIMUM IN
second_center_to_center_distance_between_mounting_holes1.282 INCHES NOMINAL IN
distance_from_center_of_mounting_hole_to_edge_along_the_width0.312 INCHES NOMINAL IN
distance_from_center_of_mounting_hole_to_edge_along_the_length0.312 INCHES NOMINAL IN
NSN5975-00-999-3017
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COVER,JUNCTION BOX TITLE COMPONENT PN 523337 MFR COVER,JUNCTION BOX
KEY FEATURES
•
SECOND CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES: 1.282 INCHES NOMINAL IN
•
COVER MOUNTING HOLE QUANTITY: 4
•
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE LENGTH: 0.312 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DOUBLE END MOUNTED
•
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH: 0.312 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
SECOND CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES1.282 INCHES NOMINAL IN
COVER MOUNTING HOLE QUANTITY4
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE LENGTH0.312 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE END MOUNTED
OVERALL LENGTH3.084 INCHES MINIMUM AND 3.104 INCHES MAXIMUM IN
OVERALL WIDTH1.896 INCHES MINIMUM AND 1.916 INCHES MAXIMUM IN
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH0.312 INCHES NOMINAL IN
FIRST CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES2.774 INCHES MINIMUM AND 2.792 INCHES MAXIMUM IN
COVER ATTACHMENT METHODSCREW ACCOMMODATION
OTHER ITEMS IN FSC 5975 — Electrical Hardware and Supplies
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5975-00-000-0120 5975-00-000-0126 5975-00-000-7420 5975-00-001-1397 5975-00-001-1538 5975-00-001-1539 5975-00-001-1542 5975-00-001-2444
SUBSTITUTES & CROSS-REFERENCES 2
HD11491-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
545777Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 523337?
523337 is a COVER,JUNCTION BOX.
What parts can replace 523337?
There are 2 known substitutes for 523337: HD11491-2, 545777. Substitute compatibility should be verified for your specific system.
What is the NSN for 523337?
523337 is cataloged in the U.S. Government catalog under NSN 5975-00-999-3017. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.