The Tee,tube to Boss, cataloged under National Stock Number 4730-01-048-4409, 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 25 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-048-4409 |
| Primary Part Number | AP2668D101004 |
| Item Name | Tee,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sps Technologies, Llc Dba Airdrome Precision Components |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Connection Style | FLARED W/ GASKET SEAL (BOSS) THIRD END |
| Connection Type | THREADED EXTERNAL BOSS THIRD END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Material Document and Classification | QQ-A-367,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES SECOND END IN |
| Leg Length | 1.445 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.167 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.237 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.438 INCHES THIRD END IN |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Nominal Thread Size | 0.875 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES SECOND END |
| Seat Angle | 45.0 DEGREES FIRST END |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3A SECOND END A |
| Thread Class | 3A THIRD END A |
| Thread Class | 3B FIRST END |
| Material | ALUMINUM ALLOY 2014 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| 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 |
|---|---|
| AP2668D101004 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| NA30503-12D | Nelson Aero Space, Inc. (USA) |
| US1165-12D | Precision Aircraft Machining Company, Inc. Dba Pamco Div Precision Aircraft Machining Co Dba Pamco (USA) |
| AFP516-10-10-4 | Aerofit, Llc (USA) |
| Reference | Meaning |
|---|---|
| 31583D100410 | 5/9 Secondary reference Faber Enterprises, Inc. Div Faber Enterprise Inc |
| 3424-4D | 5/9 Secondary reference U.S. Government activity |
| 3424-4D | 5/9 Secondary reference U.S. Government activity |
| 13204-5003D | 5/9 Secondary reference U.S. Government activity |
| D9800-II-10-4-10 | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| 110-089-12D | 3/2 Design control — primary reference U.S. Government activity |
| 110-089 | 1/2 Source control — Government-approved source U.S. Government activity |
| F22804D10-10-04 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| 3424-4D | 5/9 Secondary reference Tactair Fluid Controls Inc |
NSN 4730-01-048-4409 is a Tee,tube to Boss, manufactured by Sps Technologies, Llc Dba Airdrome Precision Components, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-048-4409 has 4 manufacturer part numbers on file: AP2668D101004 (Sps Technologies, Llc Dba Airdrome Precision Components), NA30503-12D (Nelson Aero Space, Inc.), US1165-12D (Precision Aircraft Machining Company, Inc. Dba Pamco Div Precision Aircraft Machining Co Dba Pamco), AFP516-10-10-4 (Aerofit, Llc).
3 possible matches (shared part number, not a government interchangeability claim): 4730-01-048-7602, 4730-01-049-0134, 4730-01-714-3791. Verify interchangeability with system specifications before substitution.
Key specifications for AP2668D101004: Flow Angle: 90.0 DEGREES; Surface Treatment Document and Classification: MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: FLARED (TUBE) SECOND END; Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END. 25 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.