The Valve,fuel Transfer, cataloged under National Stock Number 1680-01-159-7988, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-159-7988 |
| Primary Part Number | AV23B1148-1 |
| Item Name | Valve,fuel Transfer |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S |
| Status | ACTIVE |
| General Characteristics Item Description | DIMENSIONS AND FLOW DIAGRAMS ARE OUTLINED ON SOURCE CONTROL DWG |
| Specification/standard Data | 02731-7-211642092 MANUFACTURERS SOURCE CONTROL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| AV23B1148-1 PRIMARY | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA) |
| 7-211642092 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 7-211642092 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 1680-01-159-7988 is a Valve,fuel Transfer, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-159-7988 has 2 manufacturer part numbers on file: AV23B1148-1 (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S), 7-211642092 (The Boeing Company).
Key specifications for AV23B1148-1: General Characteristics Item Description: DIMENSIONS AND FLOW DIAGRAMS ARE OUTLINED ON SOURCE CONTROL DWG; Specification/standard Data: 02731-7-211642092 MANUFACTURERS SOURCE CONTROL. 2 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 1680-01-159-7988 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.