The Clamp,material Lifting, cataloged under National Stock Number 3940-01-666-1527, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Tandemloc Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Clamp,material Lifting |
| FSC / FSG | 3940 — Blocks, Tackle, Rigging, and Slings (FSG 39) |
| Manufacturers | Tandemloc Inc (CAGE 65059) |
| Parameter | Value |
|---|---|
| NSN | 3940-01-666-1527 |
| Primary Part Number | 20901AA-1PA |
| Item Name | Clamp,material Lifting |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Tandemloc Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 20901AA-1PA PRIMARY | Tandemloc Inc (USA) |
| Reference | Meaning |
|---|---|
| 70199654 REV A ITEM NO 14 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rotary and Mission Systems |
NSN 3940-01-666-1527 is a Clamp,material Lifting, manufactured by Tandemloc Inc, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-666-1527 has 1 manufacturer part number on file: 20901AA-1PA (Tandemloc Inc).
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.