PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5-8830Seal,rotar

Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc · NSN 6640-01-446-9309 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-446-9309 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-446-9309. Primary manufacturer part number: 5-8830.
Features
  • Seal,rotar — FSC 6640
  • 2 verified cross-references
  • Primary manufacturer: Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,rotar, cataloged under National Stock Number 6640-01-446-9309, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal,rotar
FSC / FSG6640 — No Item Name Available (FSG 66)
ManufacturersSigma Aldrich Co Ltd (CAGE K4466); Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc (CAGE 54968)
Technical Specifications
ParameterValue
NSN6640-01-446-9309
Primary Part Number5-8830
Item NameSeal,rotar
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerSigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3455-00-222-413319945 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5133-00-894-5611 INTERCHANGEABLE
Drill,twist
5950-00-903-3223 INTERCHANGEABLE
Reactor
6240-01-344-949750MR16NFL25EXZ INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Sylvania Miniature Lighting Div
Cross-Reference Index
Part NumberManufacturer
5-8830 Sigma Aldrich Co Ltd (GBR)
5-8830 PRIMARY Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc (USA)
Related Parts
3455-00-222-4133INTERCHANGEABLE
REAMER,MACHINE
19945
5133-00-894-5611INTERCHANGEABLE
DRILL,TWIST
5950-00-903-3223INTERCHANGEABLE
REACTOR
6240-01-344-9497INTERCHANGEABLE
LAMP,INCANDESCENT
50MR16NFL25EXZ

Frequently Asked Questions

What is NSN 6640-01-446-9309?

NSN 6640-01-446-9309 is a Seal,rotar, manufactured by Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-446-9309?

NSN 6640-01-446-9309 has 2 cross-referenced part numbers: 5-8830 (Sigma Aldrich Co Ltd), 5-8830 (Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc).

What NSN replaces 6640-01-446-9309?

There are 4 known substitutes for 6640-01-446-9309: 3455-00-222-4133, 5133-00-894-5611, 5950-00-903-3223 and 1 more. Verify interchangeability with system specifications before substitution.

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