PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-53904Bulb,dropping Pipet

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 6640-00-494-3740 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-494-3740 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-494-3740. Primary manufacturer part number: A-A-53904.
Features
  • Bulb,dropping Pipet — FSC 6640
  • Material: RUBBER
  • Tube Outside Diameter for Which Designed: 6.000 MILLIMETERS NOMINAL MM
  • Load Capacity: 2.0 MILLILITERS
  • Internal Collar Groove: INCLUDED
  • 5 verified cross-references
  • Primary manufacturer: Federal Specifications Promulgated by General Services Administration Washington DC
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Rubber construction
General Description

The Bulb,dropping Pipet, cataloged under National Stock Number 6640-00-494-3740, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN6640-00-494-3740
Primary Part NumberA-A-53904
Item NameBulb,dropping Pipet
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
MaterialRUBBER
Tube Outside Diameter for Which Designed6.000 MILLIMETERS NOMINAL MM
Load Capacity2.0 MILLILITERS
Internal Collar GrooveINCLUDED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3020-00-107-324314065 INTERCHANGEABLE
Gear,spur
Drs Signal Solutions, Inc.
5330-00-361-248114065S INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
6640-00-641-8933 INTERCHANGEABLE
Pipet,dropping
1660-00-875-319114065 INTERCHANGEABLE
Parts Kit,valve Ove
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6640-00-877-733556341-367 INTERCHANGEABLE
Bulb,dropping Pipet
Vwr International, Llc Dba Vwr Scientific
4730-01-109-017414065 INTERCHANGEABLE
Adapter
Mcneil Ohio Corp
2010-01-117-223114065 INTERCHANGEABLE
Plate,back
Westerbeke Corporation
5950-01-215-742814065 INTERCHANGEABLE
Coil,electrical
Magnespec Inc
1385-01-551-524314065 INTERCHANGEABLE
Parts Kit,explosive Ordnance Dis
Teledyne Flir Unmanned Ground Systems, Inc
6515-01-578-2277208.100 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
A-A-53904 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
NNNB788 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
JANW535 Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS35978-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
14-065 Fisher Scientific Company L.l.c. (USA)
Related Parts
3020-00-107-3243INTERCHANGEABLE
GEAR,SPUR
14065
5330-00-361-2481INTERCHANGEABLE
GASKET
14065S
6640-00-641-8933INTERCHANGEABLE
PIPET,DROPPING
1660-00-875-3191INTERCHANGEABLE
PARTS KIT,VALVE OVE
14065
6640-00-877-7335INTERCHANGEABLE
BULB,DROPPING PIPET
56341-367
4730-01-109-0174INTERCHANGEABLE
ADAPTER
14065
2010-01-117-2231INTERCHANGEABLE
PLATE,BACK
14065
5950-01-215-7428INTERCHANGEABLE
COIL,ELECTRICAL
14065
1385-01-551-5243INTERCHANGEABLE
PARTS KIT,EXPLOSIVE ORDNANCE DIS
14065
6515-01-578-2277INTERCHANGEABLE
SCREW,BONE
208.100
5306-01-579-7920INTERCHANGEABLE
BOLT,MACHINE
12759-00904
6230-01-581-2486INTERCHANGEABLE
FLASHLIGHT
14065

Frequently Asked Questions

What is NSN 6640-00-494-3740?

NSN 6640-00-494-3740 is a Bulb,dropping Pipet, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 6640 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6640-00-494-3740?

NSN 6640-00-494-3740 has 5 cross-referenced part numbers: A-A-53904 (Federal Specifications Promulgated by General Services Administration Washington DC), NNNB788 (Federal Specifications Promulgated by General Services Administration Washington DC), JANW535 (Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS35978-1 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 14-065 (Fisher Scientific Company L.l.c.).

What NSN replaces 6640-00-494-3740?

There are 12 known substitutes for 6640-00-494-3740: 3020-00-107-3243, 5330-00-361-2481, 6640-00-641-8933 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-53904?

Key specifications for A-A-53904: Material: RUBBER; Tube Outside Diameter for Which Designed: 6.000 MILLIMETERS NOMINAL MM; Load Capacity: 2.0 MILLILITERS; Internal Collar Groove: INCLUDED. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6640-00-494-3740 still in active supply?

NSN 6640-00-494-3740 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.
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