The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-166-3157, 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 Parker-Hannifin Corporation Div Instrumentation Products Division. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-166-3157 |
| Primary Part Number | 12MSC12N-316 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Div Instrumentation Products Division |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT AND 1 FERRULE SLEEVE |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 1.990 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | ASTM A276 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Seat Angle | 20.0 DEGREES FIRST END |
| Thread Class | 3A FIRST END A |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Thread Series Designator | NPT SECOND END |
| 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 |
|---|---|
| CV0113-006 | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
| 12MSC12N-316 PRIMARY | Parker-Hannifin Corporation Div Instrumentation Products Division (USA) |
| SS-1210-1-12 | Swagelok Co (USA) |
| SS1210-1-12 | Swagelok Canada Ltd (CAN) |
| Reference | Meaning |
|---|---|
| 42593-116 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control |
| 533492-73 | 5/2 Secondary reference U.S. Government activity |
| 533492 | 7/1 Vendor item drawing reference U.S. Government activity |
NSN 4730-01-166-3157 is a Adapter,straight,pipe to Tube, manufactured by Parker-Hannifin Corporation Div Instrumentation Products Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-166-3157 has 4 manufacturer part numbers on file: CV0113-006 (Northrop Grumman Corp Electronic Systems Defensive System Div), 12MSC12N-316 (Parker-Hannifin Corporation Div Instrumentation Products Division), SS-1210-1-12 (Swagelok Co), SS1210-1-12 (Swagelok Canada Ltd).
Key specifications for 12MSC12N-316: Furnished Items and Quantity: 1 TUBE COUPLING NUT AND 1 FERRULE SLEEVE; Connection Style: FLARELESS (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 1.990 INCHES IN. 15 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.