The Stopper,bottle, cataloged under National Stock Number 6640-01-692-2075, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Mcmaster-Carr Supply Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-692-2075 |
| Primary Part Number | 9545K121 |
| Item Name | Stopper,bottle |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Mcmaster-Carr Supply Company |
| Status | ACTIVE |
| Head Type | FLAT |
| Size | REGULAR |
| Opening Inside Diameter for Which Designed | 1.046 INCHES NOMINAL IN |
| Rubber Stopper Type | PLAIN |
| Color | BLACK |
| Material | RUBBER |
| Furnished Items | STANDARD TAPER |
| 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 |
|---|---|
| 9545K121 PRIMARY | Mcmaster-Carr Supply Company (USA) |
| Reference | Meaning |
|---|---|
| 6640PL2144076 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 6640-01-692-2075 is a Stopper,bottle, manufactured by Mcmaster-Carr Supply Company, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-692-2075 has 1 manufacturer part number on file: 9545K121 (Mcmaster-Carr Supply Company).
Key specifications for 9545K121: Head Type: FLAT; Size: REGULAR; Opening Inside Diameter for Which Designed: 1.046 INCHES NOMINAL IN; Rubber Stopper Type: PLAIN. 7 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.