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3940-00-071-0389
Tackle Block
3940000710389 000710389 4081Q
A mechanical device, consisting of a pulley(s) or sheave(s) encased in a shell or frame which may be provided with a means such as a hook, eye, strap, screw, etc., by which it may be attached to an object. It is used to change direction of a running rope and/or to gain a mechanical advantage. View more Tackle Block
November 2023
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Related Documents 3940-00-071-0389 5+ Documents (More...)
Restrictions 3940-00-071-0389
3940-00-071-0389 is a Tackle Block that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. This item does not contain a precious metal.
End Users 3940-00-071-0389
- NASA (G900)
- Effective Date:
- 1 Apr 1991
Approved Sources 3940-00-071-0389
- Part Number
- Manufacturer
- Status
- 4081Q
- Manufacturer
- 71110 - Brewer-Titchner Corp Sub Joslyn Mfg (Obsolete)
- Incomplete Reference
- Incomplete Reference
Datasheet 3940-00-071-0389
- Characteristic
- Specifications
- Antitoppling Device [AMDC]
- Specifications
- Not Included
- Attachment Style [AMXF]
- Drilled Swivel Eye And Shackle And Stiff, Upset Swivel Shackle
- Bearing Type [ACSK]
- Plain
- Block Type [AMCL]
- Snatch
- Center Pin Diameter [AMRT]
- 0.875 Inches Nominal
- Maximum Load Rating [AGCS]
- 5000.0 Pounds
- Maximum Tackle Diameter Accommodated [AMXC]
- 0.625 Inches
- Locking Style [AMCN]
- Safety Locking
- Material And Location [ANNQ]
- Steel Center Pin
- Material And Location [ANNQ]
- Steel Sheave
- Material And Location [ANNQ]
- Steel Shell
- Material And Location [ANNQ]
- Bronze Bearing
- Sheave Bearing Lubrication Method [AMWZ]
- Self-Lubricated
- Sheave Outside Diameter [AMRR]
- 8.000 Inches Nominal
- Sheave Quantity [AMCQ]
- 1
- Style Designator [STYL]
- Round Pattern
- Tackle Accommodated Type [AMCT]
- Wire Rope
- Tackle Locking Device [AMXD]
- Not Included
NATO Stock Numbers Related to 3940-00-071-0389
Freight Information 3940-00-071-0389
3940-00-071-0389 has freight characteristics.. 3940-00-071-0389 has a variance between NMFC and UFC when transported by rail and the description should be consulted.