The Coupling,tube, cataloged under National Stock Number 4730-01-085-4960, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-085-4960 |
| Primary Part Number | 515-4674115 ITEM 7 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Tubing Wall Nominal Thickness for Which Designed | 0.469 INCHES ALL ENDS IN |
| Nominal Overall Length | 3.750 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Style Designator | PLAIN |
| Nominal Outside Diameter Tube Accommodated | 5.500 INCHES ALL ENDS IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 515-4674115 ITEM 7 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 87552-0607 ITEM 7 | 3/2 Design control — primary reference U.S. Government activity |
| 515-4674115 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-085-4960 is a Coupling,tube, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-085-4960 has 1 manufacturer part number on file: 515-4674115 ITEM 7 (Naval Sea Systems Command).
3 possible matches (shared part number, not a government interchangeability claim): 4710-01-085-7747, 4820-01-117-9626, 4710-01-142-2445. Verify interchangeability with system specifications before substitution.
Key specifications for 515-4674115 ITEM 7: Connection Style: PLAIN (TUBE) ALL ENDS; Tubing Wall Nominal Thickness for Which Designed: 0.469 INCHES ALL ENDS IN; Nominal Overall Length: 3.750 INCHES IN; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS. 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.