PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A248Pipet,dropping

Met-Pro Corporation · NSN 6640-00-730-0309 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-730-0309 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-730-0309. Primary manufacturer part number: A248.
Features
  • Pipet,dropping — FSC 6640
  • Capacity Rating: 0.750 MILLILITERS NOMINAL
  • Total Primary Container Quantity: 1
  • Primary Container Unit Quantity: 1
  • Style Designator: DROPPING W/INCORPORATED BOTTLE CLOSURE
  • Material: GLASS
  • Outside Diameter Excluding Collar: 0.437 INCHES NOMINAL IN
  • Graduation Marking Method: ETCHED
Applications
  • Applications requiring Glass construction
General Description

The Pipet,dropping, cataloged under National Stock Number 6640-00-730-0309, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Met-Pro Corporation. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6640-00-730-0309
Primary Part NumberA248
Item NamePipet,dropping
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerMet-Pro Corporation
StatusCANCELLED
Capacity Rating0.750 MILLILITERS NOMINAL
Total Primary Container Quantity1
Primary Container Unit Quantity1
Style DesignatorDROPPING W/INCORPORATED BOTTLE CLOSURE
MaterialGLASS
Outside Diameter Excluding Collar0.437 INCHES NOMINAL IN
Graduation Marking MethodETCHED
Unable to DecodeUNABLE TO DECODE
Calibration FunctionTO DELIVER
Primary Container TypeCARTON
Bulb Length0.875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5360-00-006-3771 INTERCHANGEABLE
Spring,special
4730-00-012-79510112578 INTERCHANGEABLE
Plug,pipe
Rolls-Royce Solutions America Inc
5331-00-087-85282-248 INTERCHANGEABLE
O-Ring
Porter Seal Co
4730-00-130-6255 INTERCHANGEABLE
Adapter,straight,swivel Flange T
5950-00-163-7141278-0386-010 INTERCHANGEABLE
Transformer,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
4320-00-218-4478A249 INTERCHANGEABLE
Impeller,pump,centrifugal
Circor Naval Solutions Llc Dba Warren Pumps
5950-00-227-9143 INTERCHANGEABLE
Transformer,radio Frequency
5999-00-233-0255423481PC13 INTERCHANGEABLE
Contact Assembly,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-646-4103 INTERCHANGEABLE
Transformer,radio Frequency
5950-00-648-5859 INTERCHANGEABLE
Transformer,radio Frequency
Cross-Reference Index
Part NumberManufacturer
A248 PRIMARY Met-Pro Corporation (USA)
A249 PRIMARY Met-Pro Corporation (USA)
A1503-3 Modern Tools Inc
A1503-3 PRIMARY Met-Pro Corporation (USA)
Related Parts
5360-00-006-3771INTERCHANGEABLE
SPRING,SPECIAL
4730-00-012-7951INTERCHANGEABLE
PLUG,PIPE
0112578
5331-00-087-8528INTERCHANGEABLE
O-RING
2-248
4730-00-130-6255INTERCHANGEABLE
ADAPTER,STRAIGHT,SWIVEL FLANGE T
5950-00-163-7141INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
278-0386-010
4320-00-218-4478INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
A249
5950-00-227-9143INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5999-00-233-0255INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
423481PC13
5950-00-646-4103INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5950-00-648-5859INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5999-00-772-1943INTERCHANGEABLE
CONTACT,ELECTRICAL
6307-3251505REV0ITEM3A
5841-00-985-3477INTERCHANGEABLE
INTERCONNECTION BOX
A248

Frequently Asked Questions

What is NSN 6640-00-730-0309?

NSN 6640-00-730-0309 is a Pipet,dropping, manufactured by Met-Pro Corporation, classified under FSC 6640 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6640-00-730-0309?

NSN 6640-00-730-0309 has 4 cross-referenced part numbers: A248 (Met-Pro Corporation), A249 (Met-Pro Corporation), A1503-3 (Modern Tools Inc), A1503-3 (Met-Pro Corporation).

What NSN replaces 6640-00-730-0309?

There are 12 known substitutes for 6640-00-730-0309: 5360-00-006-3771, 4730-00-012-7951, 5331-00-087-8528 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A248?

Key specifications for A248: Capacity Rating: 0.750 MILLILITERS NOMINAL; Overall Length: 2.125 INCHES NOMINAL IN; Total Primary Container Quantity: 1; Primary Container Unit Quantity: 1. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6640-00-730-0309 still in active supply?

NSN 6640-00-730-0309 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com