The Tee,tube to Boss, cataloged under National Stock Number 4730-01-646-1173, 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. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Tee,tube to Boss |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | R.g.h. Associates, Inc. Dba Richards Screw Machine (CAGE 2Y283); Sps Technologies, Llc Dba Airdrome Precision Components (CAGE 01673); Chandler Industries, Inc. (CAGE 4Z9U4) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-646-1173 |
| Primary Part Number | JSFF91D1606C2 |
| 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 |
| 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 |
|---|---|
| JSFF91D1606C2 | R.g.h. Associates, Inc. Dba Richards Screw Machine (USA) |
| JSFF91D1606C2 PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| JSFF91D1606C2 PRIMARY | Chandler Industries, Inc. (USA) |
| Reference | Meaning |
|---|---|
| JSFF91D1606C2 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 4730-01-646-1173 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 4730-01-646-1173 has 3 manufacturer part numbers on file: JSFF91D1606C2 (R.g.h. Associates, Inc. Dba Richards Screw Machine), JSFF91D1606C2 (Sps Technologies, Llc Dba Airdrome Precision Components), JSFF91D1606C2 (Chandler Industries, Inc.).
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.