Parts Kit, Seal Replacement, Mecha5330-01-579-0258
NSN 5330-01-579-0258 · NIIN 015790258 · Part number 6404959JC
Koso America Inc. · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 3K1F9
Government record, cited
NSN 5330-01-579-0258 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-579-0258. Manufacturer of record part number: 6404959JC.
Also searched as5330-01-579-0258 ·
5330015790258 ·
NIIN 015790258 ·
01-579-0258 ·
FSC 5330 Packing and Gasket Materials · CAGE 3K1F9 · 6404959JC
Nearby stock numbers← 5330-01-579-0257 Retainer, Seal
·
5330-01-579-0259 Parts Kit, Seal Replacement, Mecha →
5330-01-579-0258 — Packing and Gasket Materials
Features
Parts Kit,seal Replacement,mecha — FSC 5330
Component Quantity: 7
1 manufacturer part number on file
Manufacturer of record: Koso America Inc.
Identification
NSN: 5330-01-579-0258
NIIN: 015790258
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 6404959JC
Manufacturer: Koso America Inc.
General Description
The Parts Kit,seal Replacement,mecha, cataloged under National Stock Number 5330-01-579-0258, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Koso America Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5330-01-579-0258
Primary Part Number
6404959JC
Item Name
Parts Kit,seal Replacement,mecha
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
Koso America Inc.
Status
ACTIVE
Component Quantity
7
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085
RETAINER
5330-00-000-0167
PARTS KIT,SEAL REPLACEMENT,MECHA
5330-00-000-5275
5330-00-000-5275 · Item name not on file
5330-00-001-1260
SEAL,NONMETALLIC SPECIAL SHAPED
5330-00-001-1833
SEAL,PLAIN ENCASED
5330-00-001-1844
GLAND,RESERVOIR,INDICATOR END
5330-00-001-1845
5330-00-001-1845 · Item name not on file
5330-00-001-1846
5330-00-001-1846 · Item name not on file
Frequently Asked Questions
What is NSN 5330-01-579-0258?
NSN 5330-01-579-0258 is a Parts Kit,seal Replacement,mecha, manufactured by Koso America Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-579-0258?
NSN 5330-01-579-0258 has 1 manufacturer part number on file: 6404959JC (Koso America Inc.).
What are the specifications of 6404959JC?
Key specifications for 6404959JC: Component Quantity: 7; Special Features: 1.5 IN. OD 1 IN. ID IN; Part Name Assigned by Controlling Agency: PACKING ASSEMBLY J. CRANE STYLE CVU 125-600,MATERIAL TFE; End Item Identification: 6 IN. SERIES G110 VALVE IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 5330-01-579-0258 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.