FSC 9135 — Liquid Propellant Fuels and Oxidizers, Chemical Base · FSG 91 — Fuels, Lubricants, Oils, and Waxes
Government record, cited
Also searched as9135-01-666-2929 ·
9135016662929 ·
NIIN 016662929 ·
01-666-2929 ·
FSC 9135 Liquid Propellant Fuels and Oxidizers, Chemical Base · M27401-1B · MIL-PRF-27401
Nearby stock numbers← 9135-01-666-2446 Propellant, Methane Liquid, Type T
·
9135-01-666-3123 Propellant Pressurizing Agent, Ni →
Features
Propellant Pressurizing Agent,ni — FSC 9135
Composition and Percentage: 99.99 MINIMUM BY VOLUME NITROGEN
Nondefinitive Spec/std Data: B GRADE AND I TYPE
Identification
NSN: 9135-01-666-2929
NIIN: 016662929
FSC: 9135 — Liquid Propellant Fuels and Oxidizers, Chemical Base
FSG: 91 — Fuels, Lubricants, Oils, and Waxes
General Description
The Propellant Pressurizing Agent,ni, cataloged under National Stock Number 9135-01-666-2929, 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 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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.
Technical Specifications
Parameter
Value
NSN
9135-01-666-2929
Item Name
Propellant Pressurizing Agent,ni
FSC / FSG
9135 / 91 — Liquid Propellant Fuels and Oxidizers, Chemical Base
Status
ACTIVE
Composition and Percentage
99.99 MINIMUM BY VOLUME NITROGEN
Nondefinitive Spec/std Data
B GRADE AND I TYPE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
Hazardous per DLA record (HMIC D)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6830-01-666-2989POSSIBLE MATCH
NITROGEN
Possible match (shared part number)
9135-01-666-3123POSSIBLE MATCH
PROPELLANT PRESSURIZING AGENT,NI
Possible match (shared part number)
9135-01-666-3128POSSIBLE MATCH
PROPELLANT PRESSURIZING AGENT,NI
Possible match (shared part number)
9135-01-666-3200POSSIBLE MATCH
PROPELLANT PRESSURIZING AGENT,NI
Possible match (shared part number)
9135-01-666-3482POSSIBLE MATCH
PROPELLANT PRESSURIZING AGENT,NI
Possible match (shared part number)
6830-01-723-9264POSSIBLE MATCH
NITROGEN
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
M27401-1B
2/2Government specification standardization
U.S. Government activity
MIL-PRF-27401
4/1Identification reference
U.S. Government activity
Related Parts
6830-01-666-2989POSSIBLE MATCH
NITROGEN
9135-01-666-3123POSSIBLE MATCH
PROPELLANT PRESSURIZING AGENT,NI
9135-01-666-3128POSSIBLE MATCH
PROPELLANT PRESSURIZING AGENT,NI
9135-01-666-3200POSSIBLE MATCH
PROPELLANT PRESSURIZING AGENT,NI
9135-01-666-3482POSSIBLE MATCH
PROPELLANT PRESSURIZING AGENT,NI
6830-01-723-9264POSSIBLE MATCH
NITROGEN
Frequently Asked Questions
What is NSN 9135-01-666-2929?
NSN 9135-01-666-2929 is a Propellant Pressurizing Agent,ni, classified under FSC 9135, Liquid Propellant Fuels and Oxidizers, Chemical Base. Status: active.
What NSN replaces 9135-01-666-2929?
6 possible matches (shared part number, not a government interchangeability claim): 6830-01-666-2989, 9135-01-666-3123, 9135-01-666-3128. Verify interchangeability with system specifications before substitution.
What are the specifications of 9135-01-666-2929?
Key specifications for 9135-01-666-2929: Composition and Percentage: 99.99 MINIMUM BY VOLUME NITROGEN; Nondefinitive Spec/std Data: B GRADE AND I TYPE. 2 specifications are documented in the U.S. Government catalog.
Is NSN 9135-01-666-2929 hazardous material?
Hazardous per DLA record (HMIC D). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 9135-01-666-2929?
NSN 9135-01-666-2929 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.