NSN 5330-01-085-7782 · NIIN 010857782 · Part number 51890
Waterous Company · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 79218
Government record, cited
NSN 5330-01-085-7782 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-085-7782. Manufacturer of record part number: 51890.
Also searched as5330-01-085-7782 ·
5330010857782 ·
NIIN 010857782 ·
01-085-7782 ·
FSC 5330 Packing and Gasket Materials · CAGE 79218 · 51890 · 2WC298 · 2WC298
The Packing Assembly, cataloged under National Stock Number 5330-01-085-7782, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Waterous Company. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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.
Technical Specifications
Parameter
Value
NSN
5330-01-085-7782
Primary Part Number
51890
Item Name
Packing Assembly
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
Waterous Company
Status
ACTIVE
Outside Diameter
2.250 INCHES NOMINAL IN
Inside Diameter
1.625 INCHES NOMINAL IN
Height
0.313 INCHES NOMINAL IN
Material
ASBESTOS AND GRAPHITE BOTTOM RING
Material
ASBESTOS AND GRAPHITE INTERMEDIATE RING
Material
ASBESTOS AND GRAPHITE TOP RING
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-01-245-6995219P-4POSSIBLE MATCH
PLUG,PIPE
Possible match (shared part number)Parker-Hannifin Corp Div Fluid System Connector Division
8345-01-590-2486POSSIBLE MATCH
FLAG,INSTALLATION MGT COMMAND
Possible match (shared part number)
8345-01-590-2790POSSIBLE MATCH
FLAG,COMMAND ARMY INSTALLATIONS
Possible match (shared part number)
4820-01-662-832851890POSSIBLE MATCH
REGULATOR,THERMOSTATIC TEMPERATU
Possible match (shared part number)Ecu Corp Div Ecu Corporation
NSN 5330-01-085-7782 is a Packing Assembly, manufactured by Waterous Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-085-7782?
NSN 5330-01-085-7782 has 2 manufacturer part numbers on file: 2WC298 (Oshkosh Defense Llc), 51890 (Waterous Company).
What NSN replaces 5330-01-085-7782?
4 possible matches (shared part number, not a government interchangeability claim): 4730-01-245-6995, 8345-01-590-2486, 8345-01-590-2790. Verify interchangeability with system specifications before substitution.
What are the specifications of 51890?
Key specifications for 51890: Outside Diameter: 2.250 INCHES NOMINAL IN; Inside Diameter: 1.625 INCHES NOMINAL IN; Height: 0.313 INCHES NOMINAL IN; Material: ASBESTOS AND GRAPHITE BOTTOM RING. 6 specifications are documented in the U.S. Government catalog.
Is NSN 5330-01-085-7782 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.