PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6691Box,sample,laboratory

Vwr Scientific Inc · NSN 6640-00-275-0748 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-275-0748 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-275-0748. Primary manufacturer part number: 6691.
Features
  • Box,sample,laboratory — FSC 6640
  • Overall Diameter: 2.875 INCHES NOMINAL IN
  • Shape: ROUND
  • Material: TIN
  • Closure Method: FRICTION FIT COVER
  • Disposition After Initial Use: REUSABLE
  • 1 verified cross-reference
  • Primary manufacturer: Vwr Scientific Inc
Applications
  • Applications requiring Tin construction
General Description

The Box,sample,laboratory, cataloged under National Stock Number 6640-00-275-0748, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Vwr Scientific Inc. Government technical data includes 5 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-00-275-0748
Primary Part Number6691
Item NameBox,sample,laboratory
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerVwr Scientific Inc
StatusACTIVE
Overall Diameter2.875 INCHES NOMINAL IN
ShapeROUND
MaterialTIN
Closure MethodFRICTION FIT COVER
Disposition After Initial UseREUSABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6145-00-060-2476 INTERCHANGEABLE
Wire,electrical
5120-00-277-1260 INTERCHANGEABLE
Wrench,open End
5330-00-425-095613595-6691 INTERCHANGEABLE
Packing,preformed
Cashco Inc
5120-01-172-80796691 INTERCHANGEABLE
Tightener,load
Huntington Partners, Inc. Dba Continental Tool & Mfg.
5310-01-350-0416 INTERCHANGEABLE
Nut,plain,cap
5950-01-396-1104654E4691-650 INTERCHANGEABLE
Transformer,power
L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation
4320-01-440-74273038K444 INTERCHANGEABLE
Pump Unit,centrifugal
Wilo Usa Llc
4320-01-440-76223038K410 INTERCHANGEABLE
Pump,centrifugal
Wilo Usa Llc
6520-01-561-5415900-7599 INTERCHANGEABLE
Cutter,wire,dental
Henry Schein, Inc.
Cross-Reference Index
Part NumberManufacturer
6691 Vwr Scientific Inc (USA)
Related Parts
6145-00-060-2476INTERCHANGEABLE
WIRE,ELECTRICAL
5120-00-277-1260INTERCHANGEABLE
WRENCH,OPEN END
5330-00-425-0956INTERCHANGEABLE
PACKING,PREFORMED
13595-6691
5120-01-172-8079INTERCHANGEABLE
TIGHTENER,LOAD
6691
5310-01-350-0416INTERCHANGEABLE
NUT,PLAIN,CAP
5950-01-396-1104INTERCHANGEABLE
TRANSFORMER,POWER
654E4691-650
4320-01-440-7427INTERCHANGEABLE
PUMP UNIT,CENTRIFUGAL
3038K444
4320-01-440-7622INTERCHANGEABLE
PUMP,CENTRIFUGAL
3038K410
6520-01-561-5415INTERCHANGEABLE
CUTTER,WIRE,DENTAL
900-7599

Frequently Asked Questions

What is NSN 6640-00-275-0748?

NSN 6640-00-275-0748 is a Box,sample,laboratory, manufactured by Vwr Scientific Inc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-275-0748?

NSN 6640-00-275-0748 has 1 cross-referenced part number: 6691 (Vwr Scientific Inc).

What NSN replaces 6640-00-275-0748?

There are 9 known substitutes for 6640-00-275-0748: 6145-00-060-2476, 5120-00-277-1260, 5330-00-425-0956 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6691?

Key specifications for 6691: Overall Diameter: 2.875 INCHES NOMINAL IN; Shape: ROUND; Overall Height: 2.188 INCHES NOMINAL IN; Material: TIN. 7 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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