NSN 5331-00-900-1820 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-900-1820. Manufacturer of record part number: 523871.
Also searched as5331-00-900-1820 ·
5331009001820 ·
NIIN 009001820 ·
00-900-1820 ·
FSC 5331 O-ring · CAGE 02921 · 523871
Cross-Sectional Height: 0.106 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
Center Hole Diameter: 6.464 INCHES MINIMUM AND 6.510 INCHES MAXIMUM IN
Material: RUBBER FLUOROCARBON CLASS FPM
4 manufacturer part numbers on file
Manufacturer of record: Mueller Die Cut Solutions, Llc Dba Sur-Seal, Llc
Identification
NSN: 5331-00-900-1820
NIIN: 009001820
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 523871
Manufacturer: Mueller Die Cut Solutions, Llc Dba Sur-Seal, Llc
General Description
The O-Ring, cataloged under National Stock Number 5331-00-900-1820, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Mueller Die Cut Solutions, Llc Dba Sur-Seal, Llc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971
O-RING
5331-00-001-1979
O-RING
5331-00-001-3904
O-RING
5331-00-001-3905
O-RING
5331-00-001-3906
O-RING
5331-00-001-3908
O-RING
5331-00-001-3923
O-RING
5331-00-001-3924
O-RING
Frequently Asked Questions
What is NSN 5331-00-900-1820?
NSN 5331-00-900-1820 is a O-Ring, manufactured by Mueller Die Cut Solutions, Llc Dba Sur-Seal, Llc, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-00-900-1820?
NSN 5331-00-900-1820 has 4 manufacturer part numbers on file: 523871 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 523871 (Mueller Die Cut Solutions, Llc Dba Sur-Seal, Llc), 523871 (Jonal Laboratories Inc), 523871 (Acushnet Rubber Company, Inc. Dba Precix).
What are the specifications of 523871?
Key specifications for 523871: Cross-Sectional Height: 0.106 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Center Hole Diameter: 6.464 INCHES MINIMUM AND 6.510 INCHES MAXIMUM IN; Material: RUBBER FLUOROCARBON CLASS FPM. 3 specifications are documented in the U.S. Government catalog.
Is NSN 5331-00-900-1820 hazardous material?
No hazard code in the DLA record (HMIC N). 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.