The Nipple,tube, cataloged under National Stock Number 4730-00-277-1297, 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 The Boeing Company Div Defense. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-277-1297 |
| Primary Part Number | ST7M229T4 |
| Item Name | Nipple,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Connection Style | INVERTED FLARE (TUBE) ALL ENDS |
| Nominal Overall Length | 1.461 INCHES IN |
| Criticality Code Justification | FEAT |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | INVERTED FLARE W/ CENTER WRENCHING FACILITY |
| Material Document and Classification | AMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.435 INCHES ALL ENDS IN |
| Seat Angle | 8.500 DEGREES ALL ENDS |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 24 ALL ENDS |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNJS ALL ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| AE16419-4 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AP317T04 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| AFP2002T04 | Aerofit, Llc (USA) |
| R44381T04 | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| ST7M229T4 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| ST7M229 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 10108308 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| TF317T04 | 5/9 Secondary reference Smiths Tubular Systems-Laconia, Inc. |
| 1520-13278-04 | 5/2 Secondary reference U.S. Government activity |
| R44381T-04 | 5/9 Secondary reference HS Marston Aerospace Limited |
NSN 4730-00-277-1297 is a Nipple,tube, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-277-1297 has 5 manufacturer part numbers on file: AE16419-4 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AP317T04 (Sps Technologies, Llc Dba Airdrome Precision Components), AFP2002T04 (Aerofit, Llc), R44381T04 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), ST7M229T4 (The Boeing Company Div Defense).
Key specifications for ST7M229T4: Connection Style: INVERTED FLARE (TUBE) ALL ENDS; Nominal Overall Length: 1.461 INCHES IN; Criticality Code Justification: FEAT; 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.
NSN 4730-00-277-1297 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.