The Propellant,methane,liquid,type I, cataloged under National Stock Number 9135-01-239-8066, is classified within Federal Supply Class 9135 (Liquid Propellant Fuels and Oxidizers, Chemical Base) of the Fuels, Lubricants, Oils, and Waxes group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 9135-01-239-8066 |
| Item Name | Propellant,methane,liquid,type I |
| FSC / FSG | 9135 / 91 — Liquid Propellant Fuels and Oxidizers, Chemical Base |
| Status | ACTIVE |
| General Characteristics Item Description | COMPOSITION: METHANE PERCENTAGE BY VOL MIN 99.93; WATER PPM BY VOL MAX 1; OXYGEN PPM BY VOL MAX 1; NITROGEN PPM BY VOL MAX 20; CARBON DIOXIDE PPM BY VOL MAX 50; TOTAL INERTS PPM BY VOL MAX 100; ETHANE PPM BY VOL MAX 500; PROPANE PPM BY VOL MAX 30; TOTAL SULFUR PPM BY VOL MAX 1; BULK QTY; PACKAGED IN CYLINDER (DEWAR TYPE) OF SPECIFICATION DOT 4L-200 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| METHANE TYPE II | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-32207 | 4/1 Identification reference U.S. Government activity |
| M32207-IIB | 2/1 Government specification standardization U.S. Government activity |
NSN 9135-01-239-8066 is a Propellant,methane,liquid,type I, classified under FSC 9135, Liquid Propellant Fuels and Oxidizers, Chemical Base. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 9135-01-628-9695, 9135-01-666-2409, 9135-01-666-2446. Verify interchangeability with system specifications before substitution.
Key specifications for 9135-01-239-8066: General Characteristics Item Description: COMPOSITION: METHANE PERCENTAGE BY VOL MIN 99.93; WATER PPM BY VOL MAX 1; OXYGEN PPM BY VOL MAX 1; NITROGEN PPM BY VOL MAX 20; CARBON DIOXIDE PPM BY VOL MAX 50; TOTAL INERTS PPM BY VOL MAX 100; ETHANE PPM BY VOL MAX 500; PROPANE PPM BY VOL MAX 30; TOTAL SULFUR PPM BY VOL MAX 1; BULK QTY; PACKAGED IN CYLINDER (DEWAR TYPE) OF SPECIFICATION DOT 4L-200. 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.