PartsTable
Technical Data Sheet
Download PDF

1643521 — MARKER,IDENTIFICATION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1643521: MARKER,IDENTIFICATION.

The MARKER,IDENTIFICATION is a the manufacturer industrial component. Key specifications include width: 2.625 INCHES NOMINAL IN, length: 4.500 INCHES NOMINAL IN, material: PLASTIC, inscription: CAUTION, basic_shape_style: RECTANGULAR, end_item_identification: TRUCK,DUMP,M917. This part is cataloged in the U.S.

Government catalog under NSN 7690-01-445-8967, 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
1643521
NSN: 7690-01-445-8967
FSC: 7690 — Miscellaneous Printed Matter
CAGE: 5X050 — CRYSTEEL MANUFACTURING, INC DBA CRYSTEEL MANUFACTURING INC (USA)
SPECIFICATIONS
width2.625 INCHES NOMINAL IN
length4.500 INCHES NOMINAL IN
materialPLASTIC
inscriptionCAUTION
basic_shape_styleRECTANGULAR
end_item_identificationTRUCK,DUMP,M917
NSN7690-01-445-8967
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MARKER,IDENTIFICATION TITLE COMPONENT PN 1643521 MFR MARKER,IDENTIFICATION
KEY FEATURES
•
LENGTH: 4.500 INCHES NOMINAL IN
•
INSCRIPTION: CAUTION
•
BASIC SHAPE STYLE: RECTANGULAR
•
WIDTH: 2.625 INCHES NOMINAL IN
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS
LENGTH4.500 INCHES NOMINAL IN
INSCRIPTIONCAUTION
BASIC SHAPE STYLERECTANGULAR
WIDTH2.625 INCHES NOMINAL IN
END ITEM IDENTIFICATIONTRUCK,DUMP,M917
MATERIALPLASTIC
SUBSTITUTES & CROSS-REFERENCES 2
CMG/403378Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
403378Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 1643521?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 1643521?
1643521 is a MARKER,IDENTIFICATION.
What parts can replace 1643521?
There are 2 known substitutes for 1643521: CMG/403378, 403378. Substitute compatibility should be verified for your specific system.
What is the NSN for 1643521?
1643521 is cataloged in the U.S. Government catalog under NSN 7690-01-445-8967. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1643521

✓ 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.