The Window,observation, cataloged under National Stock Number 9340-00-993-8278, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9340-00-993-8278 |
| Primary Part Number | W9-00-0401-0095 |
| Item Name | Window,observation |
| FSC / FSG | 9340 / 93 — Glass Fabricated Materials |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division |
| Status | ACTIVE |
| Overall Diameter | 1.240 INCHES NOMINAL IN |
| Overall Thickness | 0.070 INCHES NOMINAL IN |
| Material Transparency | CLEAR |
| Style Designator | CIRCULAR |
| Edge Type | FLAT FINISH |
| Ply Quantity | 2 |
| Material | PLASTIC |
| 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 |
|---|---|
| W9-00-0401-0095 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division (USA) |
| Reference | Meaning |
|---|---|
| 90-095 | 5/9 Secondary reference Metal Textiles Corporation Dba Metal Textiles Div Electronic Shielding Group |
| 61P215200 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 9340-00-993-8278 is a Window,observation, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division, classified under FSC 9340, Glass Fabricated Materials. Status: active.
NSN 9340-00-993-8278 has 1 manufacturer part number on file: W9-00-0401-0095 (Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division).
3 possible matches (shared part number, not a government interchangeability claim): 5940-01-491-0819, 5999-01-527-4960, 5998-01-717-5176. Verify interchangeability with system specifications before substitution.
Key specifications for W9-00-0401-0095: Overall Diameter: 1.240 INCHES NOMINAL IN; Overall Thickness: 0.070 INCHES NOMINAL IN; Material Transparency: CLEAR; Style Designator: CIRCULAR. 7 specifications are 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.