The Cylinder, cataloged under National Stock Number 3950-01-034-5349, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Level 10 Industries, Inc. Div Level 10 Industries. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-034-5349 |
| Primary Part Number | A21385 |
| Item Name | Cylinder |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Level 10 Industries, Inc. Div Level 10 Industries |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; BLACK ANODIZE; 5 HOLES 1.125 IN. DIA; 1 CENTER HOLE 0.687 IN. DIA; W/NEEDLE BEARING IN CENTER HOLE 1.312 IN. O/A LG; ONE SIDE RECESSED TO 3.250 IN. DIA BY 0.250 IN. DEEP IN |
| 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 |
|---|---|
| A21385 PRIMARY | Level 10 Industries, Inc. Div Level 10 Industries (USA) |
| Reference | Meaning |
|---|---|
| A21385 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
NSN 3950-01-034-5349 is a Cylinder, manufactured by Level 10 Industries, Inc. Div Level 10 Industries, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-034-5349 has 1 manufacturer part number on file: A21385 (Level 10 Industries, Inc. Div Level 10 Industries).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-650-3381. Verify interchangeability with system specifications before substitution.
Key specifications for A21385: General Characteristics Item Description: STEEL; BLACK ANODIZE; 5 HOLES 1.125 IN. DIA; 1 CENTER HOLE 0.687 IN. DIA; W/NEEDLE BEARING IN CENTER HOLE 1.312 IN. O/A LG; ONE SIDE RECESSED TO 3.250 IN. DIA BY 0.250 IN. DEEP IN. 1 specification is 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.