PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4561O-Ring

Buffalo Turbine Defense Llc · NSN 5331-01-693-7413 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-693-7413 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-693-7413. Primary manufacturer part number: 4561.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Buffalo Turbine Defense Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-693-7413, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Buffalo Turbine Defense Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-693-7413
Primary Part Number4561
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerBuffalo Turbine Defense Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-602-6952118335 INTERCHANGEABLE
Nut,plain,hexagon
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5999-00-812-66744561 INTERCHANGEABLE
Clip,electrical
Cooper Bussmann, Llc Dba Cooper Industries
5905-00-994-36574561 INTERCHANGEABLE
Resistor,fixed,wire Wound,nonind
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
2530-01-100-50134561 INTERCHANGEABLE
Cylinder,hydraulic Brake,wheel
Titan Wheel Corporation of Illinois
5950-01-136-8122 INTERCHANGEABLE
Coil,electrical
5962-01-140-0323 INTERCHANGEABLE
Microcircuit,linear
5820-01-238-6603P3-14-0059 INTERCHANGEABLE
Radio Set
Acr Electronics, Inc. Dba Acr Electronics Inc
8415-01-675-09954561S-06 INTERCHANGEABLE
Gloves,chemical Protective
Showa Best Glove, Inc.
8415-01-675-10024561M-07 INTERCHANGEABLE
Gloves,chemical Protective
Showa Best Glove, Inc.
8415-01-675-10034561L-08 INTERCHANGEABLE
Gloves,chemical Protective
Showa Best Glove, Inc.
Cross-Reference Index
Part NumberManufacturer
4561 PRIMARY Buffalo Turbine Defense Llc (USA)
Related Parts
5310-00-602-6952INTERCHANGEABLE
NUT,PLAIN,HEXAGON
118335
5999-00-812-6674INTERCHANGEABLE
CLIP,ELECTRICAL
4561
5905-00-994-3657INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,NONIND
4561
2530-01-100-5013INTERCHANGEABLE
CYLINDER,HYDRAULIC BRAKE,WHEEL
4561
5950-01-136-8122INTERCHANGEABLE
COIL,ELECTRICAL
5962-01-140-0323INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5820-01-238-6603INTERCHANGEABLE
RADIO SET
P3-14-0059
8415-01-675-0995INTERCHANGEABLE
GLOVES,CHEMICAL PROTECTIVE
4561S-06
8415-01-675-1002INTERCHANGEABLE
GLOVES,CHEMICAL PROTECTIVE
4561M-07
8415-01-675-1003INTERCHANGEABLE
GLOVES,CHEMICAL PROTECTIVE
4561L-08
8415-01-675-1004INTERCHANGEABLE
GLOVES,CHEMICAL PROTECTIVE
4561XL-09
8415-01-675-1005INTERCHANGEABLE
GLOVES,CHEMICAL PROTECTIVE
4561XXL-10

Frequently Asked Questions

What is NSN 5331-01-693-7413?

NSN 5331-01-693-7413 is a O-Ring, manufactured by Buffalo Turbine Defense Llc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-693-7413?

NSN 5331-01-693-7413 has 1 cross-referenced part number: 4561 (Buffalo Turbine Defense Llc).

What NSN replaces 5331-01-693-7413?

There are 12 known substitutes for 5331-01-693-7413: 5310-00-602-6952, 5999-00-812-6674, 5905-00-994-3657 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4561?

Key specifications for 4561: Part Name Assigned by Controlling Agency: O-RING; End Item Identification: 2355-01-567-4930. 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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