The Coupling,tube, cataloged under National Stock Number 4730-01-426-2452, 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 Sps Technologies, Llc Dba Airdrome Precision Components. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-426-2452 |
| Primary Part Number | AP3029T10 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sps Technologies, Llc Dba Airdrome Precision Components |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Nominal Overall Length | 3.159 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | RIGID W/OFFSET WRENCHING FACILITY |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES ALL ENDS IN |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.844 INCHES CENTER BULKHEAD IN |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Class | 3A CENTER BULKHEAD A |
| Thread Quantity Per Inch | 18 CENTER BULKHEAD |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNJS CENTER BULKHEAD |
| 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 |
|---|---|
| 07A158-10 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| AP3029T10 PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| R45373A-10 | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| AE27616-10 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AFP944T10 PRIMARY | Aerofit, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4P02113-10 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 4P02113-10 | 5/9 Secondary reference Advanced Metal Components Inc |
| 07A158 | D/9 Drawing number reference only Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| 32363-10 | 5/9 Secondary reference Faber Enterprises, Inc. Div Faber Enterprise Inc |
NSN 4730-01-426-2452 is a Coupling,tube, manufactured by Sps Technologies, Llc Dba Airdrome Precision Components, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-426-2452 has 5 manufacturer part numbers on file: 07A158-10 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), AP3029T10 (Sps Technologies, Llc Dba Airdrome Precision Components), R45373A-10 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), AE27616-10 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AFP944T10 (Aerofit, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-426-2454. Verify interchangeability with system specifications before substitution.
Key specifications for AP3029T10: Connection Style: PLAIN (TUBE) ALL ENDS; Nominal Overall Length: 3.159 INCHES IN; Connection Type: UNTHREADED EXTERNAL TUBE ALL ENDS; Style Designator: RIGID W/OFFSET WRENCHING FACILITY. 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.