The Cylinder Sleeve, cataloged under National Stock Number 4320-01-341-4438, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Level 10 Industries, Inc. Div Level 10 Industries. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-341-4438 |
| Primary Part Number | 27740 |
| Item Name | Cylinder Sleeve |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Level 10 Industries, Inc. Div Level 10 Industries |
| 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 |
|---|---|
| 27740 PRIMARY | Level 10 Industries, Inc. Div Level 10 Industries (USA) |
| Reference | Meaning |
|---|---|
| 27740 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
NSN 4320-01-341-4438 is a Cylinder Sleeve, manufactured by Level 10 Industries, Inc. Div Level 10 Industries, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-341-4438 has 1 manufacturer part number on file: 27740 (Level 10 Industries, Inc. Div Level 10 Industries).
3 possible matches (shared part number, not a government interchangeability claim): 3010-01-348-6472, 2540-01-656-8771, 8040-01-706-1079. Verify interchangeability with system specifications before substitution.
Key specifications for 27740: End Item Identification: COOPER INDUSTRIES HOIST MODEL 75114CA5. 0 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.