PartsTable
Technical Data Sheet
Download PDF

7423178873 — ADJUSTING DEVICE,BELT-CHAIN TENS

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

7423178873: ADJUSTING DEVICE,BELT-CHAIN TENS.

ADJUSTING DEVICE,BELT-CHAIN TENS. Key specifications include special_features: NEXT HIGHER ASSEMBLY K02.040 TIMING GEAR, part_name_assigned_by_controlling_agency: TENSIONER. This part is cataloged in the U.S.

Government catalog under NSN 2990-01-666-9499, 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
7423178873
NSN: 2990-01-666-9499
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: F6573 — ARQUUS (FRA)
SPECIFICATIONS
special_featuresNEXT HIGHER ASSEMBLY K02.040 TIMING GEAR
part_name_assigned_by_controlling_agencyTENSIONER
NSN2990-01-666-9499
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ADJUSTING DEVICE,BELT-CHAIN TENS TITLE COMPONENT PN 7423178873 MFR ADJUSTING DEVICE,BELT-
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNEXT HIGHER ASSEMBLY K02.040 TIMING GEAR
PART NAME ASSIGNED BY CONTROLLING AGENCYTENSIONER
OTHER ITEMS IN FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-096-8607 2990-00-390-3445 2990-00-459-7255 2990-00-536-2962 2990-00-903-8226 2990-01-151-5443
SUBSTITUTES & CROSS-REFERENCES 1
23178873Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 7423178873?
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 7423178873?
7423178873 is a ADJUSTING DEVICE,BELT-CHAIN TENS.
What parts can replace 7423178873?
There is 1 known substitute for 7423178873: 23178873. Substitute compatibility should be verified for your specific system.
What is the NSN for 7423178873?
7423178873 is cataloged in the U.S. Government catalog under NSN 2990-01-666-9499. 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 — 7423178873

✓ 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.