The Sealer,chemical, cataloged under National Stock Number 6850-01-033-7509, is classified within Federal Supply Class 6850 (Miscellaneous Chemical Specialties) of the Chemicals and Chemical Products group. The manufacturer of record is La-Co Industries, Inc. Dba Markal Company. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 6850-01-033-7509 |
| Primary Part Number | 11575 |
| Item Name | Sealer,chemical |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Manufacturer | La-Co Industries, Inc. Dba Markal Company |
| Status | ACTIVE |
| Supplementary Features | 3/8 OUNCE STICK OZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11575 PRIMARY | La-Co Industries, Inc. Dba Markal Company (USA) |
| Reference | Meaning |
|---|---|
| HEAT-SEAL STIK | 5/1 Secondary reference La-Co Industries, Inc. Dba Markal Company |
NSN 6850-01-033-7509 is a Sealer,chemical, manufactured by La-Co Industries, Inc. Dba Markal Company, classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
NSN 6850-01-033-7509 has 1 manufacturer part number on file: 11575 (La-Co Industries, Inc. Dba Markal Company).
4 possible matches (shared part number, not a government interchangeability claim): 4820-01-187-1949, 4820-01-327-5037, 5999-01-344-6167. Verify interchangeability with system specifications before substitution.
Key specifications for 11575: Supplementary Features: 3/8 OUNCE STICK OZ; Special Features: MELT WITH FLAME TO APPLY; WITHSTANDS PRESSURE TO 450 PSI; EFFECTIVE FOR ALL REFRIGERATION SYSTEMS; COLOR: GREEN; PHYSICAL FORM: STICK; MATERIAL: PLASTIC EPOXY; RATED DRYING TIME: 30.00 SECONDS NOMINAL; SPECIFIC USAGE: FOR SEALING SMALL LEAKS IN METAL, GLASS AND CERAMIC TUBING; TEMPERATURE RATING: 350.00 DEG. F.; QUANTITY WITHIN EACH UNIT PACKAGE: 0.375 OUNCES; ENVIRONMENTAL ATTRIBUTE CODE: LOW VOLATILE ORGANIC COMPOUND - HOUSEHOLD CONSUMER PRODUCTS; OZ. 1 specification is documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.