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3661144 — BLOCK,TACKLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3661144: BLOCK,TACKLE.

The BLOCK,TACKLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, block_type: SNATCH, bearing_type: PLAIN, shell_length: 11.000 INCHES NOMINAL IN, locking_style: DROP LINK, attachment_style: DRILLED SWIVEL EYE. This part is cataloged in the U.S.

Government catalog under NSN 3940-00-190-7046, 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
3661144
NSN: 3940-00-190-7046
FSC: 3940 — Blocks, Tackle, Rigging, and Slings
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
block_typeSNATCH
bearing_typePLAIN
shell_length11.000 INCHES NOMINAL IN
locking_styleDROP LINK
sheave_quantity1
attachment_styleDRILLED SWIVEL EYE
style_designatorROUND PATTERN
surface_treatmentPAINT SHEAVE
antitoppling_deviceINCLUDED
center_pin_diameter1.250 INCHES NOMINAL IN
tackle_locking_deviceINCLUDED
NSN3940-00-190-7046
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BLOCK,TACKLE TITLE COMPONENT PN 3661144 MFR BLOCK,TACKLE
KEY FEATURES
•
ATTACHMENT STYLE: DRILLED SWIVEL EYE
•
SHEAVE BEARING LUBRICATION METHOD: PRESSURE GREASE FITTING
•
MAXIMUM TACKLE DIAMETER ACCOMMODATED: 0.500 INCHES IN
•
TACKLE LOCKING DEVICE: INCLUDED
•
SHEAVE OUTSIDE DIAMETER: 6.000 INCHES NOMINAL IN
•
TACKLE ACCOMMODATED TYPE: WIRE ROPE
•
BLOCK TYPE: SNATCH
•
CENTER PIN DIAMETER: 1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
ATTACHMENT STYLEDRILLED SWIVEL EYE
SHEAVE BEARING LUBRICATION METHODPRESSURE GREASE FITTING
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.500 INCHES IN
TACKLE LOCKING DEVICEINCLUDED
SHEAVE OUTSIDE DIAMETER6.000 INCHES NOMINAL IN
TACKLE ACCOMMODATED TYPEWIRE ROPE
BLOCK TYPESNATCH
CENTER PIN DIAMETER1.250 INCHES NOMINAL IN
STYLE DESIGNATORROUND PATTERN
LOCKING STYLEDROP LINK
OTHER ITEMS IN FSC 3940 — Blocks, Tackle, Rigging, and Slings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3940-00-000-0169 3940-00-003-0706 3940-00-004-3568 3940-00-004-9175 3940-00-005-1366 3940-00-005-1367 3940-00-006-3256 3940-00-007-2801
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3661144?
3661144 is a BLOCK,TACKLE.
What is the NSN for 3661144?
3661144 is cataloged in the U.S. Government catalog under NSN 3940-00-190-7046. 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.