The Sealer,chemical, cataloged under National Stock Number 6850-01-419-2437, is classified within Federal Supply Class 6850 (Miscellaneous Chemical Specialties) of the Chemicals and Chemical Products group. The manufacturer of record is Momentive Performance Materials Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6850-01-419-2437 |
| Primary Part Number | RTV 31/9950 6OZ |
| Item Name | Sealer,chemical |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Manufacturer | Momentive Performance Materials Inc. |
| Status | ACTIVE |
| Supplementary Features | 454 GRAMS OF RTV31 SILICONE AND 1 FLUID OUNCE OF 9950 CATALYST IN INJECTION CARTRIDGE; G |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CATALYST 9950/RTV31 | Momentive Performance Materials Inc. (USA) |
| RTV 31/9950 6OZ PRIMARY | Momentive Performance Materials Inc. (USA) |
| Reference | Meaning |
|---|---|
| RTV31/CATALYST 9950 | 3/1 Design control — primary reference Momentive Performance Materials Inc. |
| LTCT11527-01 | 5/9 Secondary reference U.S. Government activity |
| LTCT11527-01 | 5/9 Secondary reference Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
NSN 6850-01-419-2437 is a Sealer,chemical, manufactured by Momentive Performance Materials Inc., classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
NSN 6850-01-419-2437 has 2 manufacturer part numbers on file: CATALYST 9950/RTV31 (Momentive Performance Materials Inc.), RTV 31/9950 6OZ (Momentive Performance Materials Inc.).
Key specifications for RTV 31/9950 6OZ: Supplementary Features: 454 GRAMS OF RTV31 SILICONE AND 1 FLUID OUNCE OF 9950 CATALYST IN INJECTION CARTRIDGE; G; Special Features: COLOR: RED, PHYSICAL FORM: PASTE, MATERIAL: SILICONE, DESIGN FOR POTTING AND ENCAPSULATING ELECTRICAL/ELECTRONIC COMPONETS, TEMP RATING: 500 DEG F, SEPARATE CATALYST, A MINIMUM OF 125 GRAMS OF RTV31 BASE AND 12.5 GRAMS RTV 9950 CURING AGENT IN A 6.0 FL OZ SECTIONALIZED, EXTRUSION CARTRIDGE; 125 GRAMS OF RTV31 SILICONE AND 12.5 GRAMS OF RTV9950 CATALYST IN A 6.0 FLUID OUNCE INJECTION CARTRIDGE; G. 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.