The Intercooler,second Stage, cataloged under National Stock Number 3655-00-030-7959, is classified within Federal Supply Class 3655 (Gas Generating and Dispensing Systems, Fixed or Mobile) of the Special Industry Machinery group. The manufacturer of record is Greenfield Compression 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3655-00-030-7959 |
| Primary Part Number | C9-455-01-0004 |
| Item Name | Intercooler,second Stage |
| FSC / FSG | 3655 / 36 — Gas Generating and Dispensing Systems, Fixed or Mobile |
| Manufacturer | Greenfield Compression Inc. |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY NO SPECIAL CLEANING REQUIRED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C9-455-01-0004 | Greenfield Compression Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1-274542 | 5/2 Secondary reference U.S. Government activity |
| 415550 | 5/9 Secondary reference Chicago Pneumatic Tool Co |
| 415550 | 5/9 Secondary reference U.S. Government activity |
| 1-274542 | 5/9 Secondary reference Chicago Pneumatic Tool Co |
| C9-455-01-0004 | 3/1 Design control — primary reference Air Products & Chemicals, Inc |
| 415550 | 5/2 Secondary reference U.S. Government activity |
NSN 3655-00-030-7959 is a Intercooler,second Stage, manufactured by Greenfield Compression Inc., classified under FSC 3655, Gas Generating and Dispensing Systems, Fixed or Mobile. Status: active.
NSN 3655-00-030-7959 has 1 manufacturer part number on file: C9-455-01-0004 (Greenfield Compression Inc.).
Key specifications for C9-455-01-0004: Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY NO SPECIAL CLEANING REQUIRED. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.