The Baffle,outside, cataloged under National Stock Number 4310-01-134-7818, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions. 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4310-01-134-7818 |
| Primary Part Number | HL18119PC216 |
| Item Name | Baffle,outside |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| General Characteristics Item Description | NICKEL-COPPER ALLOY,QQ-N-281 CLASS B;6.250 IN.OD;2.125 IN.ID;164 HOLES 0.3135 IN.DIA 0.4219 IN.CTR TO CTR;2 HOLES 0.626 IN.DIA 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 |
|---|---|
| HL18119PC216 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 5171N | 5/9 Secondary reference U.S. Government activity |
| HL18119PC216 | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
| HL18119PC216 | 5/9 Secondary reference U.S. Government activity |
| HL18119 | D/9 Drawing number reference only U.S. Government activity |
| HL18122PC216 | 5/9 Secondary reference U.S. Government activity |
| HL18119PC216 | 5/9 Secondary reference U.S. Government activity |
NSN 4310-01-134-7818 is a Baffle,outside, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-134-7818 has 1 manufacturer part number on file: HL18119PC216 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).
1 possible match (shared part number, not a government interchangeability claim): 4420-01-140-2071. Verify interchangeability with system specifications before substitution.
Key specifications for HL18119PC216: General Characteristics Item Description: NICKEL-COPPER ALLOY,QQ-N-281 CLASS B;6.250 IN.OD;2.125 IN.ID;164 HOLES 0.3135 IN.DIA 0.4219 IN.CTR TO CTR;2 HOLES 0.626 IN.DIA IN; End Item Identification: WORTHINGTON CORP COMPRESSOR MODEL 7/7/5-3/4X5-6CYL. 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.