The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-655-4606, 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 Ssp Fittings Corp. Government technical data includes 19 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-655-4606 |
| Primary Part Number | J8-8C |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Ssp Fittings Corp |
| Status | ACTIVE |
| Nominal Width Across Flats | 0.875 INCHES ALL ENDS IN |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Overall Length | 1.78 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Style Designator | FLARED AND FLARELESS W/ CENTER WRENCHING FACILITY |
| Nominal Outside Diameter Tube Accommodated | 0.5 INCHES SECOND END IN |
| Operating Pressure | 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 0.75 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.66 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.5 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES SECOND END |
| Media for Which Designed | WATER FIRST RESPONSE |
| Media for Which Designed | AIR SECOND RESPONSE |
| Media for Which Designed | GAS THIRD RESPONSE |
| Thread Quantity Per Inch | 14 FIRST END |
| Material | STEEL STAINLESS - USE STB000 OVERALL |
| Thread Series Designator | UNS FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-01-655-4606 is a Adapter,straight,pipe to Tube, manufactured by Ssp Fittings Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-655-4606 has 2 manufacturer part numbers on file: J8-8C (Ssp Fittings Corp), 50715K166 (Mcmaster-Carr Supply Co).
Key specifications for J8-8C: Nominal Width Across Flats: 0.875 INCHES ALL ENDS IN; Connection Style: FLARED (TUBE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Nominal Overall Length: 1.78 INCHES IN. 19 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.