The Hose,preformed, cataloged under National Stock Number 4720-01-089-4595, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-089-4595 |
| Primary Part Number | 12256446 |
| Item Name | Hose,preformed |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Offset Distance | 3.400 INCHES NOMINAL IN |
| Style Designator | TWO BEND |
| Wall Thickness | 0.220 INCHES NOMINAL IN |
| Inside Diameter | 2.250 INCHES NOMINAL IN |
| Bend Radius | 3.250 INCHES NOMINAL IN |
| Second Arm Length | 3.500 INCHES NOMINAL IN |
| Center to Center Distance | 7.560 INCHES NOMINAL IN |
| Working Length | 8.685 INCHES NOMINAL IN |
| First Arm Length | 3.320 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 |
|---|---|
| 12256446 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12251446 | C/1 Advisory reference — outside the item-of-supply concept U S Army Tank Automotive Command Amsta-Im-Mm |
| 4720010894595 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 4720-01-089-4595 is a Hose,preformed, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-089-4595 has 1 manufacturer part number on file: 12256446 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12256446: Offset Distance: 3.400 INCHES NOMINAL IN; Style Designator: TWO BEND; Wall Thickness: 0.220 INCHES NOMINAL IN; Inside Diameter: 2.250 INCHES NOMINAL IN. 9 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.