PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1137263-CSScale Removing Compound

Birsch Industries, Inc. Dba Birsch Industries Inc · NSN 6850-01-665-1158 · FSC 6850 · No Item Name Available
Verified by PartsTable
NSN 6850-01-665-1158 — this item is cataloged by the U.S. Government under National Stock Number 6850-01-665-1158. Primary manufacturer part number: 1137263-CS.
Features
  • Scale Removing Compound — FSC 6850
  • Supplementary Features: CONCENTRATED; REMOVES LIME SCALE AND FILM
  • 2 verified cross-references
  • Primary manufacturer: Birsch Industries, Inc. Dba Birsch Industries Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Scale Removing Compound, cataloged under National Stock Number 6850-01-665-1158, is classified within Federal Supply Class 6850 (No Item Name Available) of the Chemicals and Chemical Products group. The primary manufacturer of record is Birsch Industries, Inc. Dba Birsch Industries Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6850-01-665-1158
Primary Part Number1137263-CS
Item NameScale Removing Compound
FSC / FSG6850 / 68 — No Item Name Available
ManufacturerBirsch Industries, Inc. Dba Birsch Industries Inc
StatusACTIVE
Supplementary FeaturesCONCENTRATED; REMOVES LIME SCALE AND FILM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6850-01-665-1935DESCALE-2-05 INTERCHANGEABLE
Scale Removing Compound
Rite-Kem, Inc. Dba Rite-Kem Inc
6850-01-665-1940765504 INTERCHANGEABLE
Scale Removing Compound
Spartan Chemical Company, Inc. Dba Spartan Ohio
6850-01-665-1944DESCALE-2-01 INTERCHANGEABLE
Scale Removing Compound
Rite-Kem, Inc. Dba Rite-Kem Inc
6850-01-665-3685ACS1015-5 INTERCHANGEABLE
Scale Removing Compound
American Chemical Systems II, Llc
6850-01-671-7950LIME-WAY-01 INTERCHANGEABLE
Scale Removing Compound
Rite-Kem, Inc. Dba Rite-Kem Inc
6850-01-671-7956544-04 INTERCHANGEABLE
Scale Removing Compound
Native Green Llc Dba Native Green Llc
Cross-Reference Index
Part NumberManufacturer
1137263-CS PRIMARY Birsch Industries, Inc. Dba Birsch Industries Inc (USA)
A-A-59966 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
6850-01-665-1935INTERCHANGEABLE
SCALE REMOVING COMPOUND
DESCALE-2-05
6850-01-665-1940INTERCHANGEABLE
SCALE REMOVING COMPOUND
765504
6850-01-665-1944INTERCHANGEABLE
SCALE REMOVING COMPOUND
DESCALE-2-01
6850-01-665-3685INTERCHANGEABLE
SCALE REMOVING COMPOUND
ACS1015-5
6850-01-671-7950INTERCHANGEABLE
SCALE REMOVING COMPOUND
LIME-WAY-01
6850-01-671-7956INTERCHANGEABLE
SCALE REMOVING COMPOUND
544-04

Frequently Asked Questions

What is NSN 6850-01-665-1158?

NSN 6850-01-665-1158 is a Scale Removing Compound, manufactured by Birsch Industries, Inc. Dba Birsch Industries Inc, classified under FSC 6850 (No Item Name Available). Status: active.

What are the part numbers for NSN 6850-01-665-1158?

NSN 6850-01-665-1158 has 2 cross-referenced part numbers: 1137263-CS (Birsch Industries, Inc. Dba Birsch Industries Inc), A-A-59966 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).

What NSN replaces 6850-01-665-1158?

There are 6 known substitutes for 6850-01-665-1158: 6850-01-665-1935, 6850-01-665-1940, 6850-01-665-1944 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1137263-CS?

Key specifications for 1137263-CS: Special Features: BOX CONTAINS 4-1 GALLON CONTAINERS; Supplementary Features: CONCENTRATED; REMOVES LIME SCALE AND FILM. 2 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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