PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20004050-021Kit,syringe Valve

Battelle Memorial Institute · NSN 6640-01-542-3591 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-542-3591 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-542-3591. Primary manufacturer part number: 20004050-021.
Features
  • Kit,syringe Valve — FSC 6640
  • 4 verified cross-references
  • Primary manufacturer: Battelle Memorial Institute
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Kit,syringe Valve, cataloged under National Stock Number 6640-01-542-3591, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Battelle Memorial Institute. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-542-3591
Primary Part Number20004050-021
Item NameKit,syringe Valve
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerBattelle Memorial Institute
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5365-00-079-337530165 INTERCHANGEABLE
Spacer,ring
Kidde-Fenwal, Llc
3110-00-100-0714 INTERCHANGEABLE
Cone and Rollers,tapered Roller
2010-00-213-0753AVP10S43-5PC17 INTERCHANGEABLE
Staves
Naval Ship Systems Command
6105-00-251-26003016-5 INTERCHANGEABLE
Armature,electrical
Dynamic Air Engineering, Inc.
5950-00-857-304230165 INTERCHANGEABLE
Transformer,power
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
2520-00-876-48273-09131 INTERCHANGEABLE
Bearing and Sleeve Assembly,clut
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
8415-01-093-0590SM-B-933878 INTERCHANGEABLE
Pad,cushioning,helmet
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-01-514-1802330165-010 INTERCHANGEABLE
Stem,fluid Valve
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
5133-01-525-614730-165 INTERCHANGEABLE
Drill,twist
Tom J Riddle Inc Dba Gard Specialists
7035-01-660-3940 INTERCHANGEABLE
Server,automatic Data Processing
Cross-Reference Index
Part NumberManufacturer
20004050-013 Battelle Memorial Institute (USA)
30165 Kloehn Co Ltd (USA)
20004050-021 PRIMARY Battelle Memorial Institute (USA)
20004050-017 Battelle Memorial Institute (USA)
Related Parts
5365-00-079-3375INTERCHANGEABLE
SPACER,RING
30165
3110-00-100-0714INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
2010-00-213-0753INTERCHANGEABLE
STAVES
AVP10S43-5PC17
6105-00-251-2600INTERCHANGEABLE
ARMATURE,ELECTRICAL
3016-5
5950-00-857-3042INTERCHANGEABLE
TRANSFORMER,POWER
30165
2520-00-876-4827INTERCHANGEABLE
BEARING AND SLEEVE ASSEMBLY,CLUT
3-09131
8415-01-093-0590INTERCHANGEABLE
PAD,CUSHIONING,HELMET
SM-B-933878
4820-01-514-1802INTERCHANGEABLE
STEM,FLUID VALVE
330165-010
5133-01-525-6147INTERCHANGEABLE
DRILL,TWIST
30-165
7035-01-660-3940INTERCHANGEABLE
SERVER,AUTOMATIC DATA PROCESSING

Frequently Asked Questions

What is NSN 6640-01-542-3591?

NSN 6640-01-542-3591 is a Kit,syringe Valve, manufactured by Battelle Memorial Institute, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-542-3591?

NSN 6640-01-542-3591 has 4 cross-referenced part numbers: 20004050-013 (Battelle Memorial Institute), 30165 (Kloehn Co Ltd), 20004050-021 (Battelle Memorial Institute), 20004050-017 (Battelle Memorial Institute).

What NSN replaces 6640-01-542-3591?

There are 10 known substitutes for 6640-01-542-3591: 5365-00-079-3375, 3110-00-100-0714, 2010-00-213-0753 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20004050-021?

Key specifications for 20004050-021: End Item Identification: DETECTION AND ALARM DEVICES. 1 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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