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Technical Data Sheet
MIL-B-11837 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BLOCK,TACKLE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BEARING, block_type: SNATCH, load_rating: 24000.0 POUNDS MAXIMUM LBS, bearing_type: PLAIN, locking_style: DROP LINK, attachment_style: OBLONG SWIVEL EYE AND SHACKLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3940-00-202-2196, 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
MIL-B-11837
NSN: 3940-00-202-2196
FSC: 3940
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER ALLOY BEARING
block_typeSNATCH
load_rating24000.0 POUNDS MAXIMUM LBS
bearing_typePLAIN
locking_styleDROP LINK
sheave_quantity2
attachment_styleOBLONG SWIVEL EYE AND SHACKLE
style_designatorROUND PATTERN
surface_treatmentVARNISH OVERALL
antitoppling_deviceNOT INCLUDED
center_pin_diameter1.500 INCHES NOMINAL IN
tackle_locking_deviceNOT INCLUDED
NSN3940-00-202-2196
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BLOCK,TACKLE TITLE COMPONENT PN MIL-B-11837 MFR BLOCK,TACKLE
KEY FEATURES
STYLE DESIGNATOR: ROUND PATTERN
BEARING TYPE: PLAIN
LOAD RATING: 50000.0 POUNDS MAXIMUM LBS
UNABLE TO DECODE: UNABLE TO DECODE
ANTITOPPLING DEVICE: NOT INCLUDED
CENTER PIN DIAMETER: 1.750 INCHES NOMINAL IN
MATERIAL: STEEL SHELL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORROUND PATTERN
BEARING TYPEPLAIN
LOAD RATING50000.0 POUNDS MAXIMUM LBS
BEARING TYPEPLAIN
UNABLE TO DECODEUNABLE TO DECODE
ANTITOPPLING DEVICENOT INCLUDED
CENTER PIN DIAMETER1.750 INCHES NOMINAL IN
MATERIALSTEEL SHELL
TACKLE ACCOMMODATED TYPEWIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED1.000 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
MILB11837Interchangeable
interchangeable cross-reference
interchangeable
AA59390-C3A10Interchangeable
interchangeable cross-reference
interchangeable
A-A-59390Interchangeable
interchangeable cross-reference
interchangeable
2526Interchangeable
interchangeable cross-reference
interchangeable
5171Interchangeable
interchangeable cross-reference
interchangeable
B342Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-B-11837?
MIL-B-11837 is a BLOCK,TACKLE.
What parts can replace MIL-B-11837?
There are 8 known substitutes for MIL-B-11837: MILB11837, AA59390-C3A10, A-A-59390 and 5 more. Substitute compatibility should be verified for your specific system.
Is MIL-B-11837 still available?
MIL-B-11837 is currently cancelled.
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