The Block,tackle, cataloged under National Stock Number 3940-01-373-2733, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-01-373-2733 |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Status | ACTIVE |
| Attachment Style | DRILLED SWIVEL EYE |
| Sheave Bearing Lubrication Method | PRESSURE GREASE FITTING |
| Maximum Tackle Diameter Accommodated | 0.875 INCHES IN |
| Load Rating | 16000.0 POUNDS MAXIMUM LBS |
| Tackle Locking Device | NOT INCLUDED |
| Sheave Outside Diameter | 14.000 INCHES NOMINAL IN |
| Tackle Accommodated Type | WIRE ROPE |
| Block Type | REGULAR |
| Style Designator | HOISTER PATTERN |
| Nondefinitive Spec/std Data | 4 TYPE AND 14 SIZE |
| Bearing Type | ROLLER |
| Surface Treatment | ZINC OVERALL |
| Sheave Quantity | 1 |
| Material | STEEL OVERALL |
| Antitoppling Device | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-B-24141 | 4/1 Identification reference U.S. Government activity |
| MILB24141TYIVSZ 14 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 3940-01-373-2733 is a Block,tackle, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
Key specifications for 3940-01-373-2733: Attachment Style: DRILLED SWIVEL EYE; Sheave Bearing Lubrication Method: PRESSURE GREASE FITTING; Maximum Tackle Diameter Accommodated: 0.875 INCHES IN; Load Rating: 16000.0 POUNDS MAXIMUM LBS. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.