The Exchanger Heat, cataloged under National Stock Number 4320-00-155-7754, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors 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 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-00-155-7754 |
| Primary Part Number | YT307008 |
| Item Name | Exchanger Heat |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Young Touchstone Company Div Young Touchstone |
| Status | ACTIVE |
| General Characteristics Item Description | TYPE HF,ONE PASS,200 SERIES,13.375 IN. LG O/A,2.125 IN. ID,3-7/16 IN. OD,3/8 IN. DIA HOLE ON EACH END,OPERATING PRESSURE SHELL SIDE 250 PSI,OPERATING PRESSURE TUBE SIDE 150 PSI,CERTIFIED AIR PRESSURE TEST SHELL SIDE 500 PSI,CERTIFIED AIR PRESSURE TEST TUBE SIDE 300 PSI 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 |
|---|---|
| HF201HY1P | Young Touchstone Company Div Young Touchstone (USA) |
| SR1338/4 | Devonport Royal Dockyard Limited, Devonport Royal Dockyard (GBR) |
| YT307008 PRIMARY | Young Touchstone Company Div Young Touchstone (USA) |
| EE-38081 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| HF-202-HY-IP | C/1 Advisory reference — outside the item-of-supply concept Young Touchstone Company Div Young Touchstone |
| 260368 | 5/9 Secondary reference Young Touchstone Company Div Young Touchstone |
| EE-38081 | 5/9 Secondary reference Oshkosh Corp |
NSN 4320-00-155-7754 is a Exchanger Heat, manufactured by Young Touchstone Company Div Young Touchstone, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-155-7754 has 4 manufacturer part numbers on file: HF201HY1P (Young Touchstone Company Div Young Touchstone), SR1338/4 (Devonport Royal Dockyard Limited, Devonport Royal Dockyard), YT307008 (Young Touchstone Company Div Young Touchstone), EE-38081 (Oshkosh Defense Llc).
1 possible match (shared part number, not a government interchangeability claim): 9505-01-590-7214. Verify interchangeability with system specifications before substitution.
Key specifications for YT307008: General Characteristics Item Description: TYPE HF,ONE PASS,200 SERIES,13.375 IN. LG O/A,2.125 IN. ID,3-7/16 IN. OD,3/8 IN. DIA HOLE ON EACH END,OPERATING PRESSURE SHELL SIDE 250 PSI,OPERATING PRESSURE TUBE SIDE 150 PSI,CERTIFIED AIR PRESSURE TEST SHELL SIDE 500 PSI,CERTIFIED AIR PRESSURE TEST TUBE SIDE 300 PSI 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.