The Frame,manhole, cataloged under National Stock Number 2040-01-480-4538, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Baier Hatch Co Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-480-4538 |
| Primary Part Number | 541 PC NO. 8 |
| Item Name | Frame,manhole |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Baier Hatch Co Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 541 PC NO. 8 PRIMARY | Baier Hatch Co Inc (USA) |
| BFHO13.5X20.5 A/A | Baier Hatch Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 541 | D/9 Drawing number reference only Baier Hatch Co Inc |
NSN 2040-01-480-4538 is a Frame,manhole, manufactured by Baier Hatch Co Inc, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-480-4538 has 2 manufacturer part numbers on file: 541 PC NO. 8 (Baier Hatch Co Inc), BFHO13.5X20.5 A/A (Baier Hatch Co Inc).
Key specifications for 541 PC NO. 8: Special Features: OUTERMOST FLANGE MEASUREMENT 19.5 X 26.5", MODEL BFHO13.5X20.5 A/A A; Part Name Assigned by Controlling Agency: DECK RING; End Item Identification: HATCH. 0 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.