The Tube,fluid,pressure,inflight Ref, cataloged under National Stock Number 4710-01-172-3504, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Tect Hypervelocity, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-172-3504 |
| Primary Part Number | 75A690652-2001 |
| Item Name | Tube,fluid,pressure,inflight Ref |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Tect Hypervelocity, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,QQ-S-763,CLASS 321,COND A; 6.200 IN. LG; 0.358 IN. DIA 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 |
|---|---|
| 75A690652-2001 | Tect Hypervelocity, Inc. (USA) |
| 75A690652-2001 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 75A690652-2001 | 3/9 Design control — primary reference Skilltronics Inc |
| 75A690652-2001 | 5/9 Secondary reference Br Machine Parts Inc |
NSN 4710-01-172-3504 is a Tube,fluid,pressure,inflight Ref, manufactured by Tect Hypervelocity, Inc., classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-172-3504 has 2 manufacturer part numbers on file: 75A690652-2001 (Tect Hypervelocity, Inc.), 75A690652-2001 (The Boeing Company Div Defense).
Key specifications for 75A690652-2001: General Characteristics Item Description: STEEL,QQ-S-763,CLASS 321,COND A; 6.200 IN. LG; 0.358 IN. DIA IN; End Item Identification: ACFT MODEL AV-8. 1 specification is 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.