The Stopper,bottle, cataloged under National Stock Number 6640-00-935-1102, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Thomas Scientific, Llc Dba Thomas Scientific, Llc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 6640-00-935-1102 |
| Primary Part Number | 8744F40 |
| Item Name | Stopper,bottle |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Thomas Scientific, Llc Dba Thomas Scientific, Llc |
| Status | ACTIVE |
| FSC Application Data | FOR LABORATORY USE |
| Bottom Diameter | 18.000 MILLIMETERS MM |
| Departure From Cited Document | AS MODIFIED BY MATERIAL |
| Nondefinitive Spec/std Data | 3 SIZE |
| Partly Through Hole Quantity | 2 |
| Top Diameter | 24.000 MILLIMETERS MM |
| Material | RUBBER |
| Hole Diameter | 5.000 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 8744F40 PRIMARY | Thomas Scientific, Llc Dba Thomas Scientific, Llc (USA) |
| 74-9400-20 | J & H Berge, Inc. Dba Lab Mart, the Div the Labmart (USA) |
| Reference | Meaning |
|---|---|
| A-A-54293 | 4/1 Identification reference U.S. Government activity |
| MILS36662 | 4/1 Identification reference U.S. Government activity |
NSN 6640-00-935-1102 is a Stopper,bottle, manufactured by Thomas Scientific, Llc Dba Thomas Scientific, Llc, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-00-935-1102 has 2 manufacturer part numbers on file: 8744F40 (Thomas Scientific, Llc Dba Thomas Scientific, Llc), 74-9400-20 (J & H Berge, Inc. Dba Lab Mart, the Div the Labmart).
6 possible matches (shared part number, not a government interchangeability claim): 6640-00-935-1103, 6640-00-935-1105, 6640-00-935-1106. Verify interchangeability with system specifications before substitution.
Key specifications for 8744F40: FSC Application Data: FOR LABORATORY USE; Bottom Diameter: 18.000 MILLIMETERS MM; Overall Length: 25.0 MILLIMETERS NOMINAL MM; Departure From Cited Document: AS MODIFIED BY MATERIAL. 8 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.