The Tubing,nonmetallic, cataloged under National Stock Number 4720-00-571-6983, 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 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-571-6983 |
| Primary Part Number | 8341672 |
| Item Name | Tubing,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 | 32.750 INCHES MINIMUM OVERALL AND 33.250 INCHES MAXIMUM OVERALL IN |
| Temp Rating | 225.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flexibility | FLEXIBLE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN |
| Exterior Color | BLACK |
| Inside Diameter | 0.312 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Minimum Tensile Strength | 700 POUNDS PER SQUARE INCH LBS |
| Media for Which Designed | ETHYLENE GLYCOL AND WATER SINGLE RESPONSE |
| Outer Covering Environmental Protection | HEAT RESISTANT AND OIL RESISTANT AND WEATHERPROOF |
| Material | RUBBER SYNTHETIC TUBE |
| Nonmetallic Hardness Rating | 65.0 MINIMUM SHORE DUROMETER A AND 75.0 MAXIMUM SHORE DUROMETER A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4720-00-571-6983 is a Tubing,nonmetallic, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-571-6983 has 2 manufacturer part numbers on file: 8341672 (U S Army Tank Automotive Command Amsta-Im-Mm), 1021672 (Fmc Corp).
Key specifications for 8341672: Measuring Method and Length: 32.750 INCHES MINIMUM OVERALL AND 33.250 INCHES MAXIMUM OVERALL IN; Temp Rating: 225.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flexibility: FLEXIBLE; Cross-Sectional Shape Style: ROUND. 13 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.