NSN 5330-01-121-3892 · NIIN 011213892 · Part number AT520CT-18
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 55719
Government record, cited
NSN 5330-01-121-3892 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-121-3892. Manufacturer of record part number: AT520CT-18.
Also searched as5330-01-121-3892 ·
5330011213892 ·
NIIN 011213892 ·
01-121-3892 ·
FSC 5330 Packing and Gasket Materials · CAGE 55719 · AT520CT-18
Nearby stock numbers← 5330-01-121-3873 Seal
·
5330-01-121-3966 O Ring Assembly →
5330-01-121-3892 — Packing and Gasket Materials
Features
Seal,oil — FSC 5330
1 manufacturer part number on file
Manufacturer of record: Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Identification
NSN: 5330-01-121-3892
NIIN: 011213892
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: AT520CT-18
Manufacturer: Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
General Description
The Seal,oil, cataloged under National Stock Number 5330-01-121-3892, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Catalog Facts
Item Name
Seal,oil
FSC / FSG
5330 — Packing and Gasket Materials (FSG 53)
Manufacturers
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (CAGE 55719)
Technical Specifications
Parameter
Value
NSN
5330-01-121-3892
Primary Part Number
AT520CT-18
Item Name
Seal,oil
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Reference documents
Reference
Meaning
AT520CT-18
3/9Design control — primary reference
Snap-on Incorporated Dba Snap-on Tools Div Snap-on Industrial, Special Products Division
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 5330-01-121-3892?
NSN 5330-01-121-3892 is a Seal,oil, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-121-3892?
NSN 5330-01-121-3892 has 1 manufacturer part number on file: AT520CT-18 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).
Is NSN 5330-01-121-3892 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.