NSN 5330-01-249-4261 · NIIN 012494261 · Part number 8343 ITEM 20
William E Williams Valve Corp · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 79342
Government record, cited
NSN 5330-01-249-4261 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-249-4261. Manufacturer of record part number: 8343 ITEM 20.
Also searched as5330-01-249-4261 ·
5330012494261 ·
NIIN 012494261 ·
01-249-4261 ·
FSC 5330 Packing and Gasket Materials · CAGE 79342 · 8343 ITEM 20 · 8343-20
Manufacturer of record: William E Williams Valve Corp
Identification
NSN: 5330-01-249-4261
NIIN: 012494261
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 8343 ITEM 20
Manufacturer: William E Williams Valve Corp
General Description
The Retainer,packing, cataloged under National Stock Number 5330-01-249-4261, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is William E Williams Valve Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5330-01-249-4261
Primary Part Number
8343 ITEM 20
Item Name
Retainer,packing
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
William E Williams Valve Corp
Status
ACTIVE
Material
STEEL OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
C/1Advisory reference — outside the item-of-supply concept
Zf Industrieantriebe Witten Gmbh
No interchangeability data on file.
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 5330-01-249-4261?
NSN 5330-01-249-4261 is a Retainer,packing, manufactured by William E Williams Valve Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-249-4261?
NSN 5330-01-249-4261 has 1 manufacturer part number on file: 8343 ITEM 20 (William E Williams Valve Corp).
What are the specifications of 8343 ITEM 20?
Key specifications for 8343 ITEM 20: Material: STEEL OVERALL. 1 specification is documented in the U.S. Government catalog.
Is NSN 5330-01-249-4261 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.