The Extension Tube,jack, cataloged under National Stock Number 2990-00-674-6800, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Renk America Llc Div Renk America. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Extension Tube,jack |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Manufacturers | Renk America Llc Div Renk America (CAGE 02978) |
| Parameter | Value |
|---|---|
| NSN | 2990-00-674-6800 |
| Primary Part Number | 626346-5-53 |
| Item Name | Extension Tube,jack |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Renk America Llc Div Renk America |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 626346-5-53 PRIMARY | Renk America Llc Div Renk America (USA) |
| Reference | Meaning |
|---|---|
| 626346-5-53 | 5/9 Secondary reference Teledyne Industries Inc Teledyne Power Systems Div |
| 626346-553 | 5/9 Secondary reference Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc |
NSN 2990-00-674-6800 is a Extension Tube,jack, manufactured by Renk America Llc Div Renk America, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-674-6800 has 1 manufacturer part number on file: 626346-5-53 (Renk America Llc Div Renk America).
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 2990-00-674-6800 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.