The Hose,nonmetallic, cataloged under National Stock Number 4720-01-521-3418, 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 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 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 | 4720-01-521-3418 |
| Primary Part Number | 12422861 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Measuring Method and Length | 1460.0 MILLIMETERS NOMINAL OVERALL MM |
| Cross-Sectional Shape Style | ROUND |
| Inside Diameter | 25.4 MILLIMETERS NOMINAL MM |
| Outer Covering Environmental Protection | STEAM RESISTANT AND AGE RESISTANT AND MILDEW RESISTANT |
| 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 |
|---|---|
| 12422861-001 | Amz Alabama Inc. (USA) |
| 12422861 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12422861-001 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
NSN 4720-01-521-3418 is a Hose,nonmetallic, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-521-3418 has 3 manufacturer part numbers on file: 12422861-001 (Amz Alabama Inc.), 12422861 (U S Army Tank Automotive Command Amsta-Im-Mm), 12422861-001 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4720-01-554-2670, 4720-01-561-4612. Verify interchangeability with system specifications before substitution.
Key specifications for 12422861: Measuring Method and Length: 1460.0 MILLIMETERS NOMINAL OVERALL MM; Cross-Sectional Shape Style: ROUND; Inside Diameter: 25.4 MILLIMETERS NOMINAL MM; Special Features: HOSE OPERATES WITHIN TEMPERATURE RANGE (IN FARHENHEIT) OF -65 TO 350 DEG; CLEAN BY BLOWING CLEAN,DRY AIR THROUGH HOSE; PLUG/CAP ALL ENDS PRIOR TO SHIPMENT; LIMITED RESISTANCE TO DIESEL FUEL, PETROLEUM BASE OILS AND SOLVENTS; CONSTRUCTION: FIBER REINFORCED ELASTOMER COMPOSITE; RESISTANT TO RADIATOR COOLANTS AND MOST WASHDOWN FLUIDS. 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.