Insulation, Thermal, Special Purpo5330-01-691-3837
NSN 5330-01-691-3837 · NIIN 016913837 · Part number 941079-1
Firwin Corp · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 0X832
Government record, cited
NSN 5330-01-691-3837 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-691-3837. Manufacturer of record part number: 941079-1.
Also searched as5330-01-691-3837 ·
5330016913837 ·
NIIN 016913837 ·
01-691-3837 ·
FSC 5330 Packing and Gasket Materials · CAGE 0X832 · 941079-1 · 941079
The Insulation,thermal,special Purpo, cataloged under National Stock Number 5330-01-691-3837, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Firwin Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Insulation,thermal,special Purpo
FSC / FSG
5330 — Packing and Gasket Materials (FSG 53)
Manufacturers
Firwin Corp (CAGE 0X832)
Technical Specifications
Parameter
Value
NSN
5330-01-691-3837
Primary Part Number
941079-1
Item Name
Insulation,thermal,special Purpo
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
Firwin Corp
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-01-691-3859941079-2POSSIBLE MATCH
INSULATION,THERMAL,SPECIAL PURPO
Possible match (shared part number)Drs Sustainment Systems Inc
5330-01-691-3868941079-3POSSIBLE MATCH
INSULATION,THERMAL,SPECIAL PURPO
Possible match (shared part number)Drs Sustainment Systems Inc
5330-01-691-3946941079-4POSSIBLE MATCH
INSULATION,THERMAL,SPECIAL PURPO
Possible match (shared part number)Drs Sustainment Systems Inc
5330-01-691-5512941079-5POSSIBLE MATCH
INSULATION,THERMAL,SPECIAL PURPO
Possible match (shared part number)Drs Sustainment Systems Inc
5330-01-691-5513941079-6POSSIBLE MATCH
INSULATION,THERMAL,SPECIAL PURPO
Possible match (shared part number)Drs Sustainment Systems Inc
NSN 5330-01-691-3837 is a Insulation,thermal,special Purpo, manufactured by Firwin Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-691-3837?
NSN 5330-01-691-3837 has 1 manufacturer part number on file: 941079-1 (Firwin Corp).
What NSN replaces 5330-01-691-3837?
5 possible matches (shared part number, not a government interchangeability claim): 5330-01-691-3859, 5330-01-691-3868, 5330-01-691-3946. Verify interchangeability with system specifications before substitution.
Is NSN 5330-01-691-3837 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.