The Tubing Assembly,nonmetallic, cataloged under National Stock Number 4720-01-552-1975, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-552-1975 |
| Primary Part Number | A3278696-1 |
| Item Name | Tubing Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 230.0 FAHRENHEIT DEGF |
| Minimum Inside Bending Radius | 1.125 INCHES IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.375 INCHES NOMINAL IN |
| Exterior Color | NATURAL |
| Inside Diameter | 0.275 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| 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 |
|---|---|
| A3278696-1 | L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation (USA) |
| Reference | Meaning |
|---|---|
| A3278696-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-552-1975 is a Tubing Assembly,nonmetallic, manufactured by L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-552-1975 has 1 manufacturer part number on file: A3278696-1 (L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation).
Key specifications for A3278696-1: Temp Rating: -65.0 FAHRENHEIT AND 230.0 FAHRENHEIT DEGF; Minimum Inside Bending Radius: 1.125 INCHES IN; Cross-Sectional Shape Style: ROUND; Outside Diameter: 0.375 INCHES NOMINAL IN. 7 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.