PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-471O-Ring

San Diego Seal Inc Dba San Diego Seal Inc · NSN 5331-01-669-5580 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-669-5580 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-669-5580. Primary manufacturer part number: 2-471.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.25 INCHES NOMINAL IN
  • Center Hole Diameter: 22.00 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: San Diego Seal Inc Dba San Diego Seal Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-669-5580, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is San Diego Seal Inc Dba San Diego Seal Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-669-5580
Primary Part Number2-471
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSan Diego Seal Inc Dba San Diego Seal Inc
StatusACTIVE
Cross-Sectional Height0.25 INCHES NOMINAL IN
Center Hole Diameter22.00 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5130-00-113-496041PC17TSQ4 INTERCHANGEABLE
Nut Runner and Screwdriver,pneum
Ingersoll-Rand Co Power Tool Div
8120-00-919-807101P237570-21-11 INTERCHANGEABLE
Cap,valve,gas Cylinder Outlet
Herley Industries, Inc Dba Stewart Warner Electronics Div Stewart Warner Electronics
1005-01-202-8852MB3509 INTERCHANGEABLE
Clip,spring,lever
General Dynamics - Ots, Inc.
4820-01-312-97262471 INTERCHANGEABLE
Disk,valve
Lawler Manufacturing Company, Inc.
8465-01-517-7107 INTERCHANGEABLE
Canteen,water
6515-01-546-88352471 INTERCHANGEABLE
Shackel,snap
Wichard, Inc. Dba Wichard Inc
Cross-Reference Index
Part NumberManufacturer
2-471 PRIMARY San Diego Seal Inc Dba San Diego Seal Inc (USA)
Related Parts
5130-00-113-4960INTERCHANGEABLE
NUT RUNNER AND SCREWDRIVER,PNEUM
41PC17TSQ4
8120-00-919-8071INTERCHANGEABLE
CAP,VALVE,GAS CYLINDER OUTLET
01P237570-21-11
1005-01-202-8852INTERCHANGEABLE
CLIP,SPRING,LEVER
MB3509
4820-01-312-9726INTERCHANGEABLE
DISK,VALVE
2471
8465-01-517-7107INTERCHANGEABLE
CANTEEN,WATER
6515-01-546-8835INTERCHANGEABLE
SHACKEL,SNAP
2471

Frequently Asked Questions

What is NSN 5331-01-669-5580?

NSN 5331-01-669-5580 is a O-Ring, manufactured by San Diego Seal Inc Dba San Diego Seal Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-669-5580?

NSN 5331-01-669-5580 has 1 cross-referenced part number: 2-471 (San Diego Seal Inc Dba San Diego Seal Inc).

What NSN replaces 5331-01-669-5580?

There are 6 known substitutes for 5331-01-669-5580: 5130-00-113-4960, 8120-00-919-8071, 1005-01-202-8852 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-471?

Key specifications for 2-471: Cross-Sectional Height: 0.25 INCHES NOMINAL IN; Center Hole Diameter: 22.00 INCHES NOMINAL IN; End Item Identification: 5.0M HANGAR DOOR5.0M HANGAR DOOR. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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