The Manhole Top Assembly, cataloged under National Stock Number 5680-01-285-6078, is classified within Federal Supply Class 5680 (Miscellaneous Construction Materials) of the Construction and Building Materials group. The manufacturer of record is Betts Industries, Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5680-01-285-6078 |
| Primary Part Number | FVA9763BXB |
| Item Name | Manhole Top Assembly |
| FSC / FSG | 5680 / 56 — Miscellaneous Construction Materials |
| Manufacturer | Betts Industries, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM,20 INCH SELF LATCHING MODEL WITH PADLOCK LOOP,(1)6234 AL VACUUM VENT,(1)6238 AL PRESSURE/ VACUUM VENT IN |
| Test Data Document | 74841-TKG5048-1 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| 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 |
|---|---|
| FVA9763BXB PRIMARY | Betts Industries, Inc. (USA) |
| Reference | Meaning |
|---|---|
| TKG5048-1 | 5/9 Secondary reference Fruehauf Corp Fruehauf Trailer Opns |
| 9463-BX-B | 5/9 Secondary reference Betts Industries, Inc. |
| FVA9463BXB | 5/9 Secondary reference Betts Industries, Inc. |
NSN 5680-01-285-6078 is a Manhole Top Assembly, manufactured by Betts Industries, Inc., classified under FSC 5680, Miscellaneous Construction Materials. Status: active.
NSN 5680-01-285-6078 has 1 manufacturer part number on file: FVA9763BXB (Betts Industries, Inc.).
Key specifications for FVA9763BXB: General Characteristics Item Description: ALUMINUM,20 INCH SELF LATCHING MODEL WITH PADLOCK LOOP,(1)6234 AL VACUUM VENT,(1)6238 AL PRESSURE/ VACUUM VENT IN; Test Data Document: 74841-TKG5048-1 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING); End Item Identification: 2330-01-275-7475;SEMITRAILER,TANK,7500 GALLON. 2 specifications are 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.