The Sleeve,flared,tube Fitting, cataloged under National Stock Number 4730-01-123-6943, 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 10 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-123-6943 |
| Primary Part Number | 16TX-B |
| Item Name | Sleeve,flared,tube Fitting |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Seat Angle in Deg | 37.0 |
| Style Designator | SLEEVE |
| Sleeve Outside Diameter | 1.081 INCHES NOMINAL IN |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 14 FIGURE |
| Casehardening Indicator | NOT CASEHARDENED |
| Flange Width | 0.297 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Flange Outside Diameter | 1.225 INCHES NOMINAL IN |
| Hose/tube Outside Diameter for Which Designed | 1.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 16TX-B PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| SAE J514/1 16 070115B PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-J514 | 5/9 Secondary reference Sae International Dba Sae International |
| 2666443-10 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| J514 | 5/1 Secondary reference Sae International Dba Sae International |
| 16TX-B | 5/9 Secondary reference U.S. Government activity |
| 16 070115B | 5/9 Secondary reference U.S. Government activity |
| SAE J514 16 070115B | 5/9 Secondary reference Sae International Dba Sae International |
| 16 070115B | 5/9 Secondary reference Sae International Dba Sae International |
| SAE-J514/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
| J514 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-123-6943 is a Sleeve,flared,tube Fitting, 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 4730-01-123-6943 has 2 manufacturer part numbers on file: 16TX-B (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), SAE J514/1 16 070115B (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-253-0951. Verify interchangeability with system specifications before substitution.
Key specifications for 16TX-B: Seat Angle in Deg: 37.0; Style Designator: SLEEVE; Overall Length: 0.783 INCHES NOMINAL IN; Sleeve Outside Diameter: 1.081 INCHES NOMINAL IN. 10 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.