The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-235-3569, 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 Dba Pneutronics Div Tube Fittings Division. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-235-3569 |
| Primary Part Number | 16WGTX-WLN-S |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 LOCKNUT |
| Connection Style | FLARED (TUBE) FIRST END BULKHEAD |
| Connection Style | SWIVEL NUT INVERTED FLARE (PIPE) SECOND END |
| Nominal Overall Length | 3.250 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END BULKHEAD |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END BULKHEAD IN |
| Nominal Thread Size | 1.312 INCHES FIRST END BULKHEAD IN |
| Nominal Thread Size | 1.000 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES FIRST END BULKHEAD |
| Seat Angle | 12.0 DEGREES SECOND END |
| Thread Class | 2A FIRST END BULKHEAD A |
| Thread Quantity Per Inch | 12 FIRST END BULKHEAD |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | UN FIRST END BULKHEAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 16WGTX-WLN-S PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| 16WGTX-WLN-S | 5/9 Secondary reference U.S. Government activity |
| ST57D69-3 | 5/9 Secondary reference Lockheed Martin Corp |
| ST57D69 | 7/1 Vendor item drawing reference Lockheed Martin Corp |
NSN 4730-01-235-3569 is a Adapter,straight,pipe to Tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-235-3569 has 1 manufacturer part number on file: 16WGTX-WLN-S (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-242-2834, 4730-01-269-1552. Verify interchangeability with system specifications before substitution.
Key specifications for 16WGTX-WLN-S: Furnished Items and Quantity: 1 LOCKNUT; Connection Style: FLARED (TUBE) FIRST END BULKHEAD; Connection Style: SWIVEL NUT INVERTED FLARE (PIPE) SECOND END; Nominal Overall Length: 3.250 INCHES IN. 16 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.
NSN 4730-01-235-3569 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.