The Nipple Assembly,flange,flared, cataloged under National Stock Number 4920-01-067-4805, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Knight Aerospace Products, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4920-01-067-4805 |
| Primary Part Number | 20B497 |
| Item Name | Nipple Assembly,flange,flared |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Knight Aerospace Products, Inc. |
| Status | ACTIVE |
| FSC Application Data | PORTABLE JET ENGINE TEST STAND |
| 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 |
|---|---|
| 20B497 PRIMARY | Knight Aerospace Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 20B497 | 5/9 Secondary reference Page Avjet Support Equipment Corp |
NSN 4920-01-067-4805 is a Nipple Assembly,flange,flared, manufactured by Knight Aerospace Products, Inc., classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-067-4805 has 1 manufacturer part number on file: 20B497 (Knight Aerospace Products, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-363-6782. Verify interchangeability with system specifications before substitution.
Key specifications for 20B497: FSC Application Data: PORTABLE JET ENGINE TEST STAND. 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.