The Coupling,tube, cataloged under National Stock Number 4730-01-238-3320, 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 Avox Systems Inc Dba Avox Systems Inc. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-238-3320 |
| Primary Part Number | 802942-01 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Avox Systems Inc Dba Avox Systems Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-C-320,CL 1,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | INVERTED FLARE (TUBE) ALL ENDS |
| Nominal Overall Length | 2.000 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | PLAIN |
| Thread Pitch Diameters | +1.1358 TO 1.2380 INCHES ALL ENDS IN |
| Material Document and Classification | QQ-B-626,COMP 22,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 1.250 INCHES ALL ENDS IN |
| Seat Angle | 45.0 DEGREES ALL ENDS |
| Surface Treatment | NICKEL OVERALL |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UNS ALL ENDS |
| 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 |
|---|---|
| 802942-01 PRIMARY | Avox Systems Inc Dba Avox Systems Inc (USA) |
NSN 4730-01-238-3320 is a Coupling,tube, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-238-3320 has 1 manufacturer part number on file: 802942-01 (Avox Systems Inc Dba Avox Systems Inc).
Key specifications for 802942-01: Surface Treatment Document and Classification: QQ-C-320,CL 1,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: INVERTED FLARE (TUBE) ALL ENDS; Nominal Overall Length: 2.000 INCHES IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 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.