PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-012-N552-90O-Ring

Hydraulics International, Inc. Dba Hydraulics International Inc · NSN 5331-01-507-5446 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-507-5446 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-507-5446. Primary manufacturer part number: 2-012-N552-90.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.070 INCHES NOMINAL IN
  • Temp Rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
  • Material Document and Classification: (02697)N0552 MFR REF SINGLE MATERIAL RESPONSE
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL
  • Center Hole Diameter: 0.364 INCHES NOMINAL IN
  • 1 verified cross-reference
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-507-5446, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Hydraulics International, Inc. Dba Hydraulics International Inc. Government technical data includes 6 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-507-5446
Primary Part Number2-012-N552-90
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerHydraulics International, Inc. Dba Hydraulics International Inc
StatusACTIVE
Cross-Sectional Height0.070 INCHES NOMINAL IN
Temp Rating-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
Material Document and Classification(02697)N0552 MFR REF SINGLE MATERIAL RESPONSE
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Hardness Rating90.0 SHORE DUROMETER A NOMINAL
Center Hole Diameter0.364 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-238-47072-012N552-9 INTERCHANGEABLE
Packing,preformed
Parker-Hannifin Corp Div O-Ring Division
5331-01-115-8226 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
2-012-N552-90 PRIMARY Hydraulics International, Inc. Dba Hydraulics International Inc (USA)
Related Parts
5330-00-238-4707INTERCHANGEABLE
PACKING,PREFORMED
2-012N552-9
5331-01-115-8226INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-507-5446?

NSN 5331-01-507-5446 is a O-Ring, manufactured by Hydraulics International, Inc. Dba Hydraulics International Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-507-5446?

NSN 5331-01-507-5446 has 1 cross-referenced part number: 2-012-N552-90 (Hydraulics International, Inc. Dba Hydraulics International Inc).

What NSN replaces 5331-01-507-5446?

There are 2 known substitutes for 5331-01-507-5446: 5330-00-238-4707, 5331-01-115-8226. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-012-N552-90?

Key specifications for 2-012-N552-90: Part Name Assigned by Controlling Agency: O-RING,AIRCRAFT,MAT; Cross-Sectional Height: 0.070 INCHES NOMINAL IN; Temp Rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Material Document and Classification: (02697)N0552 MFR REF SINGLE MATERIAL RESPONSE. 8 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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