The Block,tackle, cataloged under National Stock Number 3940-00-202-2200, is classified within Federal Supply Class 3940 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-00-202-2200 |
| Primary Part Number | MILB11837 |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Style Designator | ROUND PATTERN |
| Tackle Locking Device | NOT INCLUDED |
| Tackle Accommodated Type | WIRE ROPE |
| Material | STEEL SHEAVE |
| Material | COPPER ALLOY BEARING |
| Sheave Outside Diameter | 10.000 INCHES NOMINAL IN |
| Center Pin Diameter | 1.500 INCHES NOMINAL IN |
| Maximum Tackle Diameter Accommodated | 1.000 INCHES IN |
| Tackle Locking Device | NOT INCLUDED |
| Maximum Tackle Diameter Accommodated | 1.000 INCHES IN |
| Antitoppling Device | NOT INCLUDED |
| Tackle Accommodated Type | WIRE ROPE |
| Locking Style | DROP LINK |
| Sheave Outside Diameter | 10.000 INCHES NOMINAL IN |
| Sheave Quantity | 1 |
| Attachment Style | DRILLED SWIVEL EYE AND SHACKLE |
| Bearing Type | PLAIN |
| Style Designator | ROUND PATTERN |
| Load Rating | 30000.0 POUNDS MAXIMUM LBS |
| Center Pin Diameter | 1.500 INCHES NOMINAL IN |
| Block Type | SNATCH |
| Unable to Decode | UNABLE TO DECODE |
| Attachment Style | DRILLED SWIVEL EYE AND SHACKLE |
| Unable to Decode | UNABLE TO DECODE |
| Antitoppling Device | NOT INCLUDED |
| Material | STEEL CENTER PIN |
| Load Rating | 30000.0 POUNDS MAXIMUM LBS |
| Material | STEEL SHELL |
| Nondefinitive Spec/std Data | 2 TYPE |
| Material | STEEL SHEAVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILB11837 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AA59390-C3A10 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| A-A-59390 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 3940-00-202-2200 is a Block,tackle, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3940 (No Item Name Available). Status: active.
NSN 3940-00-202-2200 has 3 cross-referenced part numbers: MILB11837 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AA59390-C3A10 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-59390 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
There are 7 known substitutes for 3940-00-202-2200: 3940-00-141-7195, 3940-00-202-2196, 3940-00-202-2199 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILB11837: Style Designator: ROUND PATTERN; Tackle Locking Device: NOT INCLUDED; Tackle Accommodated Type: WIRE ROPE; Material: STEEL SHEAVE. 30 total characteristics are documented in the Federal Logistics Information System.