PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1561Filling Device,bucket

Parr Instrument Company · NSN 6640-01-070-7305 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-070-7305 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-070-7305. Primary manufacturer part number: 1561.
Features
  • Filling Device,bucket — FSC 6640
  • General Characteristics Item Description: C/O AUTOMATIC PIPET,THERMOSTATED BATH,RECIRCULATING SYSTEM; WATER USED IN SYSTEM HELD IN 10 GAL. POLYETHYLENE TANK EQUIPPED W/CIRCULATING PUMP,THERMOSTAT AND A COOLING COIL; TANK DIM: 21X16X15 IN.HIGH O/A; 7.5 GAL. WORKING CAPACITY; 15/30 DEG C TEMP SET POINT; PORM 0.5 C CONTROL STABILITY; 2000 ML PORM 20 ML PIPET DELIVERY; REPEATABILITY PORM 0.2 ML; 60/70 SEC DELIVERY TIME; 200W,115V,50/60HZ V
  • Functional Description: USED FOR FILLING PARR BOMB CALORIMETER BUCKETS WITH EXACTLY 2 LITERS OF WATER AT A CONTROLLED TEMPERATURE
  • 3 verified cross-references
  • Primary manufacturer: Parr Instrument Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Filling Device,bucket, cataloged under National Stock Number 6640-01-070-7305, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Parr Instrument Company. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-070-7305
Primary Part Number1561
Item NameFilling Device,bucket
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerParr Instrument Company
StatusACTIVE
General Characteristics Item DescriptionC/O AUTOMATIC PIPET,THERMOSTATED BATH,RECIRCULATING SYSTEM; WATER USED IN SYSTEM HELD IN 10 GAL. POLYETHYLENE TANK EQUIPPED W/CIRCULATING PUMP,THERMOSTAT AND A COOLING COIL; TANK DIM: 21X16X15 IN.HIGH O/A; 7.5 GAL. WORKING CAPACITY; 15/30 DEG C TEMP SET POINT; PORM 0.5 C CONTROL STABILITY; 2000 ML PORM 20 ML PIPET DELIVERY; REPEATABILITY PORM 0.2 ML; 60/70 SEC DELIVERY TIME; 200W,115V,50/60HZ V
Functional DescriptionUSED FOR FILLING PARR BOMB CALORIMETER BUCKETS WITH EXACTLY 2 LITERS OF WATER AT A CONTROLLED TEMPERATURE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-063-9059 INTERCHANGEABLE
Gasket
6510-00-100-16121561H INTERCHANGEABLE
Pad,foam,surgical
3m Company Div Health Care Business
5310-00-167-0721MS35333-41 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5840-00-197-01791561 INTERCHANGEABLE
Roller,feed Drive
Gifft T H Co Inc
1620-00-250-4658156-1 INTERCHANGEABLE
Plate,grease Seal,l
Textron Aviation Inc
5930-00-259-9550724542 INTERCHANGEABLE
Switch,rotary
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4730-00-554-7397MS21921-6W INTERCHANGEABLE
Nut,tube Coupling
Sae International Dba Sae International
5340-00-598-70991561 INTERCHANGEABLE
Bumper
Atlantic India Rubber Co Inc
5895-00-644-5712 INTERCHANGEABLE
Converter,frequency,electronic
5330-00-737-26121561 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
Cross-Reference Index
Part NumberManufacturer
S13548-05 Sargent-Welch Scientific Co (USA)
115-071 Curtin Matheson Scientific Inc (USA)
1561 PRIMARY Parr Instrument Company (USA)
Related Parts
5330-00-063-9059INTERCHANGEABLE
GASKET
6510-00-100-1612INTERCHANGEABLE
PAD,FOAM,SURGICAL
1561H
5310-00-167-0721INTERCHANGEABLE
WASHER,LOCK
MS35333-41
5840-00-197-0179INTERCHANGEABLE
ROLLER,FEED DRIVE
1561
1620-00-250-4658INTERCHANGEABLE
PLATE,GREASE SEAL,L
156-1
5930-00-259-9550INTERCHANGEABLE
SWITCH,ROTARY
724542
4730-00-554-7397INTERCHANGEABLE
NUT,TUBE COUPLING
MS21921-6W
5340-00-598-7099INTERCHANGEABLE
BUMPER
1561
5895-00-644-5712INTERCHANGEABLE
CONVERTER,FREQUENCY,ELECTRONIC
5330-00-737-2612INTERCHANGEABLE
SEAL,PLAIN ENCASED
1561
5940-00-739-7463INTERCHANGEABLE
TERMINAL,LUG
1561
6240-00-939-5493INTERCHANGEABLE
LAMP,INCANDESCENT

Frequently Asked Questions

What is NSN 6640-01-070-7305?

NSN 6640-01-070-7305 is a Filling Device,bucket, manufactured by Parr Instrument Company, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-070-7305?

NSN 6640-01-070-7305 has 3 cross-referenced part numbers: S13548-05 (Sargent-Welch Scientific Co), 115-071 (Curtin Matheson Scientific Inc), 1561 (Parr Instrument Company).

What NSN replaces 6640-01-070-7305?

There are 12 known substitutes for 6640-01-070-7305: 5330-00-063-9059, 6510-00-100-1612, 5310-00-167-0721 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1561?

Key specifications for 1561: General Characteristics Item Description: C/O AUTOMATIC PIPET,THERMOSTATED BATH,RECIRCULATING SYSTEM; WATER USED IN SYSTEM HELD IN 10 GAL. POLYETHYLENE TANK EQUIPPED W/CIRCULATING PUMP,THERMOSTAT AND A COOLING COIL; TANK DIM: 21X16X15 IN.HIGH O/A; 7.5 GAL. WORKING CAPACITY; 15/30 DEG C TEMP SET POINT; PORM 0.5 C CONTROL STABILITY; 2000 ML PORM 20 ML PIPET DELIVERY; REPEATABILITY PORM 0.2 ML; 60/70 SEC DELIVERY TIME; 200W,115V,50/60HZ V; Functional Description: USED FOR FILLING PARR BOMB CALORIMETER BUCKETS WITH EXACTLY 2 LITERS OF WATER AT A CONTROLLED TEMPERATURE; Part Name Assigned by Controlling Agency: BUCKET FILLING SYSTEM. 3 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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