PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51045Tube and Flue Cleaner,boiler,int

Jetstream of Houston, Llp Dba Jetstream of Houston Llp · NSN 4940-01-370-6691 · FSC 4940 · No Item Name Available
Verified by PartsTable
NSN 4940-01-370-6691 — this item is cataloged by the U.S. Government under National Stock Number 4940-01-370-6691. Primary manufacturer part number: 51045.
Features
  • Tube and Flue Cleaner,boiler,int — FSC 4940
  • Design Type: STRAIGHT
  • Tube Accommodation Outside Diameter: 0.340 INCHES NOMINAL IN
  • Application Type: WATER TUBE
  • 1 verified cross-reference
  • Primary manufacturer: Jetstream of Houston, Llp Dba Jetstream of Houston Llp
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Tube and Flue Cleaner,boiler,int, cataloged under National Stock Number 4940-01-370-6691, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Jetstream of Houston, Llp Dba Jetstream of Houston Llp. Government technical data includes 3 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4940-01-370-6691
Primary Part Number51045
Item NameTube and Flue Cleaner,boiler,int
FSC / FSG4940 / 49 — No Item Name Available
ManufacturerJetstream of Houston, Llp Dba Jetstream of Houston Llp
StatusACTIVE
Design TypeSTRAIGHT
Tube Accommodation Outside Diameter0.340 INCHES NOMINAL IN
Application TypeWATER TUBE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
1620-00-084-08555104-5 INTERCHANGEABLE
Ball Joint,steering
Goodrich Aerospace Canada Ltd
5133-00-266-9469 INTERCHANGEABLE
Drill,twist
5340-00-664-0399432613 INTERCHANGEABLE
Button,plug
U S Army Tank Automotive Command Amsta-Im-Mm
5120-01-200-8653MA-10 INTERCHANGEABLE
Screwdriver Attachment,socket Wr
Williams J H Industrial Products Inc
2940-01-248-656451045 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
6230-01-567-901751045 INTERCHANGEABLE
Flashlight
Streamlight Inc Dba Streamlight Inc
5310-01-698-112651045 INTERCHANGEABLE
Washer,flat
Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies
Cross-Reference Index
Part NumberManufacturer
51045 PRIMARY Jetstream of Houston, Llp Dba Jetstream of Houston Llp (USA)
Related Parts
1620-00-084-0855INTERCHANGEABLE
BALL JOINT,STEERING
5104-5
5133-00-266-9469INTERCHANGEABLE
DRILL,TWIST
5340-00-664-0399INTERCHANGEABLE
BUTTON,PLUG
432613
5120-01-200-8653INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR
MA-10
2940-01-248-6564INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
51045
6230-01-567-9017INTERCHANGEABLE
FLASHLIGHT
51045
5310-01-698-1126INTERCHANGEABLE
WASHER,FLAT
51045

Frequently Asked Questions

What is NSN 4940-01-370-6691?

NSN 4940-01-370-6691 is a Tube and Flue Cleaner,boiler,int, manufactured by Jetstream of Houston, Llp Dba Jetstream of Houston Llp, classified under FSC 4940 (No Item Name Available). Status: active.

What are the part numbers for NSN 4940-01-370-6691?

NSN 4940-01-370-6691 has 1 cross-referenced part number: 51045 (Jetstream of Houston, Llp Dba Jetstream of Houston Llp).

What NSN replaces 4940-01-370-6691?

There are 7 known substitutes for 4940-01-370-6691: 1620-00-084-0855, 5133-00-266-9469, 5340-00-664-0399 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51045?

Key specifications for 51045: Special Features: 20,000 PSI BURST; 25 FEET LONG; 8,000 PSI WORKING PRESSURE; ITEM IS A TUBE CLEANING LANCE FT; Design Type: STRAIGHT; Tube Accommodation Outside Diameter: 0.340 INCHES NOMINAL IN; Application Type: WATER TUBE. 4 total characteristics are documented in the Federal Logistics Information System.

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