The Cylinder Assembly,reaction, cataloged under National Stock Number 2040-01-545-2589, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-545-2589 |
| Primary Part Number | 4138T622 |
| Item Name | Cylinder Assembly,reaction |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Compressed Length | 16.690 INCHES NOMINAL IN |
| Extended Length | 29.490 INCHES NOMINAL 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 |
|---|---|
| 4138T622 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 2040-01-545-2589 is a Cylinder Assembly,reaction, manufactured by Mcmaster-Carr Supply Co, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-545-2589 has 1 manufacturer part number on file: 4138T622 (Mcmaster-Carr Supply Co).
Key specifications for 4138T622: Compressed Length: 16.690 INCHES NOMINAL IN; Extended Length: 29.490 INCHES NOMINAL IN; Special Features: ENAMEL COATED STEEL CYLINDER; HAVING BALL STUD WITH 5/16-18 THREAD SIZE; ROD DIAMETER OF 0.390 INCHES; CYLINDER DIAMETER OF 0.870 INCHES; STROKE LENGTH OF 12.800 INCHES; NON-LOCKING FEATURE; 10 MM BALL SIZE; STHREADED STUD EXTENDS 1.000 INCHES FROM CENTER OF BALL SOCKET; FOR USE AT TEMPERATURES FROM -30 TO + 180 DEGREES F. MM; End Item Identification: 1940-01-526-7164, MK3 BRIDGE ERECTION BOAT. 2 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.