PartsTable
Technical Data Sheet
Download PDF

BL446-51.5LG — CHAIN,LEAF

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

BL446-51.5LG: CHAIN,LEAF.

The CHAIN,LEAF is a the manufacturer industrial component. Key specifications include material: STEEL, link_style: 4 X 6, effective_length: 4.2917 FEET NOMINAL FT, link_plate_width: 0.466 INCHES NOMINAL IN, link_nominal_width: 0.8000 INCHES IN, pin_overall_length: 0.9100 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-305-3225, 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
BL446-51.5LG
NSN: 3020-01-305-3225
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 76474 — EMERSON POWER TRANSMISSION CORPORATION DIV EPT (USA)
SPECIFICATIONS
materialSTEEL
link_style4 X 6
effective_length4.2917 FEET NOMINAL FT
link_plate_width0.466 INCHES NOMINAL IN
link_row_quantity1
link_nominal_width0.8000 INCHES IN
pin_overall_length0.9100 INCHES NOMINAL IN
pin_fastening_methodRIVETED
link_pin_nominal_diameter0.2000 INCHES IN
link_plate_nominal_thickness0.0800 INCHES IN
NSN3020-01-305-3225
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CHAIN,LEAF TITLE COMPONENT PN BL446-51.5LG MFR CHAIN,LEAF
KEY FEATURES
•
LINK PLATE NOMINAL THICKNESS: 0.0800 INCHES IN
•
LINK STYLE: 4 X 6
•
LINK NOMINAL WIDTH: 0.8000 INCHES IN
•
LINK PIN NOMINAL DIAMETER: 0.2000 INCHES IN
•
PIN OVERALL LENGTH: 0.9100 INCHES NOMINAL IN
•
EFFECTIVE LENGTH: 4.2917 FEET NOMINAL FT
•
PIN FASTENING METHOD: RIVETED
•
LINK ROW QUANTITY: 1
TECHNICAL CHARACTERISTICS
LINK PLATE NOMINAL THICKNESS0.0800 INCHES IN
LINK STYLE4 X 6
LINK NOMINAL WIDTH0.8000 INCHES IN
LINK PIN NOMINAL DIAMETER0.2000 INCHES IN
PIN OVERALL LENGTH0.9100 INCHES NOMINAL IN
EFFECTIVE LENGTH4.2917 FEET NOMINAL FT
PIN FASTENING METHODRIVETED
LINK ROW QUANTITY1
MATERIALSTEEL
LINK PLATE WIDTH0.466 INCHES NOMINAL IN
OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072
SUBSTITUTES & CROSS-REFERENCES 1
BL-446-52Reference 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
Ready to buy BL446-51.5LG?
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 BL446-51.5LG?
BL446-51.5LG is a CHAIN,LEAF.
What parts can replace BL446-51.5LG?
There is 1 known substitute for BL446-51.5LG: BL-446-52. Substitute compatibility should be verified for your specific system.
What is the NSN for BL446-51.5LG?
BL446-51.5LG is cataloged in the U.S. Government catalog under NSN 3020-01-305-3225. 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 — BL446-51.5LG

✓ 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.