The Block,tackle, cataloged under National Stock Number 3940-01-467-2955, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Indal Technologies Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 3940-01-467-2955 |
| Primary Part Number | 627389-1 |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Indal Technologies Inc |
| Status | ACTIVE |
| Attachment Style | FLATTED STIFF SWIVEL SAFETY SNAP HOOK |
| Block Type | REGULAR |
| Style Designator | HALF-OVAL PATTERN |
| Sheave Quantity | 1 |
| 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 |
|---|---|
| 627389-1 | Indal Technologies Inc (CAN) |
| Reference | Meaning |
|---|---|
| 627389-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3940-01-467-2955 is a Block,tackle, manufactured by Indal Technologies Inc, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-467-2955 has 1 manufacturer part number on file: 627389-1 (Indal Technologies Inc).
Key specifications for 627389-1: Attachment Style: FLATTED STIFF SWIVEL SAFETY SNAP HOOK; Block Type: REGULAR; Style Designator: HALF-OVAL PATTERN; Special Features: ITEM IS AN EXIT SHEAVE ASSEMBLY USED ON TEH PORT SIDE OF A ALUMINUM TROUGH ON A SPRUANCE CLASS DD DESTROYER. 4 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.