NSN 5330-01-052-5846 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-052-5846. Manufacturer of record part number: 3918RUP.
Also searched as5330-01-052-5846 ·
5330010525846 ·
NIIN 010525846 ·
01-052-5846 ·
FSC 5330 Packing and Gasket Materials · CAGE 75165 · 3918RUP · 31015-27
Material Document and Classification: MIL-S-21558 MIL SPEC SINGLE MATERIAL RESPONSE SEALING ELEMENT
Cross-Sectional Shape Style: SINGLE LIP
Accommodated Shaft Diameter: 5.375 INCHES NOMINAL IN
Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
Material: STEEL SPRING
Identification
NSN: 5330-01-052-5846
NIIN: 010525846
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 3918RUP
Manufacturer: Johns Manville Intl
General Description
The Seal,plain, cataloged under National Stock Number 5330-01-052-5846, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Johns Manville Intl. Government technical data includes 8 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5330-01-052-5846
Primary Part Number
3918RUP
Item Name
Seal,plain
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
Johns Manville Intl
Status
ACTIVE
Seal Width
0.625 INCHES NOMINAL IN
Housing Bore Diameter
6.625 INCHES NOMINAL IN
Material Document and Classification
MIL-S-21558 MIL SPEC SINGLE MATERIAL RESPONSE SEALING ELEMENT
Cross-Sectional Shape Style
SINGLE LIP
Accommodated Shaft Diameter
5.375 INCHES NOMINAL IN
Material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
Material
STEEL SPRING
Construction
SPLIT
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 5330-01-052-5846?
NSN 5330-01-052-5846 is a Seal,plain, manufactured by Johns Manville Intl, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-052-5846?
NSN 5330-01-052-5846 has 2 manufacturer part numbers on file: 3918RUP (Johns Manville Intl), 31015-27 (Lake Shore Systems, Inc.).
What are the specifications of 3918RUP?
Key specifications for 3918RUP: Seal Width: 0.625 INCHES NOMINAL IN; Housing Bore Diameter: 6.625 INCHES NOMINAL IN; Material Document and Classification: MIL-S-21558 MIL SPEC SINGLE MATERIAL RESPONSE SEALING ELEMENT; Cross-Sectional Shape Style: SINGLE LIP. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5330-01-052-5846 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.