The Paper,lens, cataloged under National Stock Number 6640-01-583-1520, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Ems Acquisition Corp.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 6640-01-583-1520 |
| Primary Part Number | 70086-01 |
| Item Name | Paper,lens |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Ems Acquisition Corp. |
| Status | ACTIVE |
| Length | 6.000 INCHES NOMINAL IN |
| Specific Use | FOR DRYING MICROSCOPE SLIDES AND OTHER LAB GLASS |
| Usage Form | SHEET |
| Width | 4.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 70086-01 PRIMARY | Ems Acquisition Corp. (USA) |
| 20105000 PRIMARY | W.r. Rayson Co., Inc. Dba Wr Rayson Co Inc Div Raydenco (USA) |
| 470005-600 | Vwr International Llc Dba Vwr International, Inc (USA) |
| 634090 | Carolina Biological Supply Co (USA) |
| Reference | Meaning |
|---|---|
| LENS/BIBULOUS PAPER COMBINATIO | 5/1 Secondary reference Carolina Biological Supply Co |
| 6640NCM104333 | 5/1 Secondary reference Defense Medical Standardization Board |
| 16473 | 5/1 Secondary reference U.S. Government activity |
| DISPOSABLE BIBULOUS PAPER BOOK | 5/1 Secondary reference Ems Acquisition Corp. |
NSN 6640-01-583-1520 is a Paper,lens, manufactured by Ems Acquisition Corp., classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-583-1520 has 4 manufacturer part numbers on file: 70086-01 (Ems Acquisition Corp.), 20105000 (W.r. Rayson Co., Inc. Dba Wr Rayson Co Inc Div Raydenco), 470005-600 (Vwr International Llc Dba Vwr International, Inc), 634090 (Carolina Biological Supply Co).
2 possible matches (shared part number, not a government interchangeability claim): 6532-01-615-1438, 2520-01-674-0200. Verify interchangeability with system specifications before substitution.
Key specifications for 70086-01: Length: 6.000 INCHES NOMINAL IN; Specific Use: FOR DRYING MICROSCOPE SLIDES AND OTHER LAB GLASS; Special Features: HIGHLY ABSORBENT WHITE FIBER PAPER; LINT AND DUST FREE; FOR DRYING MICROSCOPE SLIDES AND OTHER LAB GLASS; 50 SHEETS PER BOOK; SIZE: 4 X 6 IN IN; Usage Form: SHEET. 4 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.