The Heat Exchanger,fixed Tube Bundle, cataloged under National Stock Number 4420-01-196-8808, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Young Touchstone Company Div Young Touchstone. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-196-8808 |
| Primary Part Number | 260515 |
| Item Name | Heat Exchanger,fixed Tube Bundle |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Young Touchstone Company Div Young Touchstone |
| Status | ACTIVE |
| General Characteristics Item Description | ONE PASS,6.120 IN. SHELL DIA,27.000 TUBE LG,4.500 IN. BAFFLE SPACING,0.250 IN. TUBE O/D,90-10 COPPER NICKLE TUBE AND TUBE SHEET AND BRASS BONNETT 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 |
|---|---|
| 283550-1991 | Atlantic Inertial Systems Limited (GBR) |
| 260515 PRIMARY | Young Touchstone Company Div Young Touchstone (USA) |
| F-603-EY-1P-CNTB PRIMARY | Young Touchstone Company Div Young Touchstone (USA) |
NSN 4420-01-196-8808 is a Heat Exchanger,fixed Tube Bundle, manufactured by Young Touchstone Company Div Young Touchstone, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-196-8808 has 3 manufacturer part numbers on file: 283550-1991 (Atlantic Inertial Systems Limited), 260515 (Young Touchstone Company Div Young Touchstone), F-603-EY-1P-CNTB (Young Touchstone Company Div Young Touchstone).
Key specifications for 260515: General Characteristics Item Description: ONE PASS,6.120 IN. SHELL DIA,27.000 TUBE LG,4.500 IN. BAFFLE SPACING,0.250 IN. TUBE O/D,90-10 COPPER NICKLE TUBE AND TUBE SHEET AND BRASS BONNETT IN. 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.