The Block,tackle, cataloged under National Stock Number 3940-00-141-7196, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-00-141-7196 |
| Primary Part Number | MIL-B-12582 |
| 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 |
| Sheave Outside Diameter | 8.000 INCHES NOMINAL IN |
| Tackle Locking Device | NOT INCLUDED |
| Tackle Accommodated Type | WIRE ROPE |
| Antitoppling Device | NOT INCLUDED |
| Maximum Tackle Diameter Accommodated | 0.625 INCHES IN |
| Sheave Bearing Lubrication Method | SELF-LUBRICATED |
| Sheave Quantity | 1 |
| Bearing Type | ROLLER |
| Load Rating | 4000.0 POUNDS MAXIMUM LBS |
| Material | STEEL OVERALL |
| Attachment Style | CHAIN SHACKLE |
| Style Designator | HALF-ROUND PATTERN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-B-12582 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 3940-00-141-7196 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 3940-00-141-7196 has 1 cross-referenced part number: MIL-B-12582 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 2 known substitutes for 3940-00-141-7196: 3940-00-141-7195, 3940-00-141-7197. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-B-12582: Sheave Outside Diameter: 8.000 INCHES NOMINAL IN; Tackle Locking Device: NOT INCLUDED; Tackle Accommodated Type: WIRE ROPE; Antitoppling Device: NOT INCLUDED. 13 total characteristics are documented in the Federal Logistics Information System.