The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-508-4995, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-508-4995 |
| Primary Part Number | 515-7383634-F164 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Measuring Method and Length | 29.500 INCHES NOMINAL OVERALL IN |
| Criticality Code Justification | FEAT |
| Cross-Sectional Shape Style | ROUND |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Nominal Thread Size | 1.188 INCHES FIRST END IN |
| Thread Quantity Per Inch | 12 FIRST END |
| Thread Series Designator | UN FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 6883-1-0146-0146 | Transdigm Inc Div Adelwiggins Group (USA) |
| 515-6985600-F105 | Naval Sea Systems Command (USA) |
| 515-7383634-F164 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H649-1618-F164 | 5/2 Secondary reference U.S. Government activity |
| 7383634 | D/9 Drawing number reference only Naval Sea Systems Command |
| H649-2101-F105 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-01-508-4995 is a Hose Assembly,nonmetallic, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-508-4995 has 3 manufacturer part numbers on file: 6883-1-0146-0146 (Transdigm Inc Div Adelwiggins Group), 515-6985600-F105 (Naval Sea Systems Command), 515-7383634-F164 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-508-8275. Verify interchangeability with system specifications before substitution.
Key specifications for 515-7383634-F164: Measuring Method and Length: 29.500 INCHES NOMINAL OVERALL IN; Criticality Code Justification: FEAT; Cross-Sectional Shape Style: ROUND; Operating Pressure: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS. 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.