The Stopper,bottle, cataloged under National Stock Number 6640-00-178-9252, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 6640-00-178-9252 |
| Item Name | Stopper,bottle |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| LLL-S-731B | 5/9 Secondary reference U.S. Government activity |
| 9SH0RT | 5/9 Secondary reference Armstrong World Industries Inc |
| 9-TY-1,GR-A,CL-1 | 2/2 Government specification standardization U.S. Government activity |
| A-A-54888 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| TAPPOTYIGRACL1N9 | 5/2 Secondary reference U.S. Government activity |
NSN 6640-00-178-9252 is a Stopper,bottle, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 6640-01-474-0541, 6640-01-554-0733. Verify interchangeability with system specifications before substitution.
Key specifications for 6640-00-178-9252: Special Features: CORKWOOD; UNCEMENTED; SHORT; 0.938 IN. TOP DIA; 0.750 IN. LG IN; End Item Identification: QUILL,GEARBOX,HELIC. 0 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.