PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

209744O-Ring

Allied Systems Company Dba Allied Systems Co · NSN 5331-01-399-4661 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-399-4661 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-399-4661. Primary manufacturer part number: 209744.
Features
  • O-Ring — FSC 5331
  • 2 verified cross-references
  • Primary manufacturer: Allied Systems Company Dba Allied Systems Co
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-399-4661, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Allied Systems Company Dba Allied Systems Co. This item has 2 commercial cross-references 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.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersAllied Systems Company Dba Allied Systems Co (CAGE 60848)
Technical Specifications
ParameterValue
NSN5331-01-399-4661
Primary Part Number209744
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerAllied Systems Company Dba Allied Systems Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5331-00-008-9029NF153 2-346 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
4730-00-335-9315310 INTERCHANGEABLE
Bolt,fluid Passage
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
6515-00-360-440060-2110 INTERCHANGEABLE
Retractor,abdominal
Sklar Corporation Dba Sklar Instruments
5977-00-441-819011345 INTERCHANGEABLE
Brush,electrical Contact
Safran Power Usa Llc
1005-00-507-462911346 INTERCHANGEABLE
Charger,gun
Nobles Worldwide, Inc.
5120-00-618-4440 INTERCHANGEABLE
Wrench,spanner
6520-00-935-416211346 INTERCHANGEABLE
File,pulp Canal,dental
Sybronendo
8115-00-989-05002-11346 INTERCHANGEABLE
Rail Assy,container
The Champion Company Div Ground Support Equipment
5330-01-150-799211346 INTERCHANGEABLE
Seal
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
2920-01-310-0990A022103572S INTERCHANGEABLE
Stator,engine Generator
Prestolite Electric Inc
Cross-Reference Index
Part NumberManufacturer
11346 Allied Systems Company Dba Allied Systems Co (USA)
209744 PRIMARY Allied Systems Company Dba Allied Systems Co (USA)
Related Parts
5331-00-008-9029INTERCHANGEABLE
O-RING
NF153 2-346
4730-00-335-9315INTERCHANGEABLE
BOLT,FLUID PASSAGE
310
6515-00-360-4400INTERCHANGEABLE
RETRACTOR,ABDOMINAL
60-2110
5977-00-441-8190INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
11345
1005-00-507-4629INTERCHANGEABLE
CHARGER,GUN
11346
5120-00-618-4440INTERCHANGEABLE
WRENCH,SPANNER
6520-00-935-4162INTERCHANGEABLE
FILE,PULP CANAL,DENTAL
11346
8115-00-989-0500INTERCHANGEABLE
RAIL ASSY,CONTAINER
2-11346
5330-01-150-7992INTERCHANGEABLE
SEAL
11346
2920-01-310-0990INTERCHANGEABLE
STATOR,ENGINE GENERATOR
A022103572S
6210-01-388-9785INTERCHANGEABLE
FIXTURE,LIGHTING
11346
6520-01-594-7022INTERCHANGEABLE
FILE,PULP CANAL,DENTAL

Frequently Asked Questions

What is NSN 5331-01-399-4661?

NSN 5331-01-399-4661 is a O-Ring, manufactured by Allied Systems Company Dba Allied Systems Co, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-399-4661?

NSN 5331-01-399-4661 has 2 cross-referenced part numbers: 11346 (Allied Systems Company Dba Allied Systems Co), 209744 (Allied Systems Company Dba Allied Systems Co).

What NSN replaces 5331-01-399-4661?

There are 12 known substitutes for 5331-01-399-4661: 5331-00-008-9029, 4730-00-335-9315, 6515-00-360-4400 and 9 more. Verify interchangeability with system specifications before substitution.

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