PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7M75-012O-Ring

The Boeing Company Div Defense · NSN 5331-00-566-5061 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-566-5061 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-566-5061. Primary manufacturer part number: 7M75-012.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SYNTHETIC
  • Cross-Sectional Height: 0.0700 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: The Boeing Company Div Defense
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-566-5061, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Defense. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-566-5061
Primary Part Number7M75-012
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
MaterialRUBBER SYNTHETIC
Cross-Sectional Height0.0700 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-041-2215 INTERCHANGEABLE
Transformer,audio Frequency
5331-00-078-8829S595-5 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
6625-01-411-8631 INTERCHANGEABLE
Switch,electronic
Cross-Reference Index
Part NumberManufacturer
S595-5 Parker-Hannifin Corp Div O-Ring Division (USA)
7M75-012 PRIMARY The Boeing Company Div Defense (USA)
8268881 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
TH1172 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
1055-50-012 Parco, Llc (USA)
Related Parts
5950-00-041-2215INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5331-00-078-8829INTERCHANGEABLE
O-RING
S595-5
6625-01-411-8631INTERCHANGEABLE
SWITCH,ELECTRONIC

Frequently Asked Questions

What is NSN 5331-00-566-5061?

NSN 5331-00-566-5061 is a O-Ring, manufactured by The Boeing Company Div Defense, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-566-5061?

NSN 5331-00-566-5061 has 5 cross-referenced part numbers: S595-5 (Parker-Hannifin Corp Div O-Ring Division), 7M75-012 (The Boeing Company Div Defense), 8268881 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), TH1172 (Stillman Seal Corporation Div Stillman Seal Corperation), 1055-50-012 (Parco, Llc).

What NSN replaces 5331-00-566-5061?

There are 3 known substitutes for 5331-00-566-5061: 5950-00-041-2215, 5331-00-078-8829, 6625-01-411-8631. Verify interchangeability with system specifications before substitution.

What are the specifications of 7M75-012?

Key specifications for 7M75-012: Material: RUBBER SYNTHETIC; Cross-Sectional Height: 0.0700 INCHES NOMINAL IN. 2 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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