PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20022Calibration and Ove

Esco Inc · NSN 6635-00-421-5288 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-00-421-5288 — this item is cataloged by the U.S. Government under National Stock Number 6635-00-421-5288. Primary manufacturer part number: 20022.
Features
  • Calibration and Ove — FSC 6635
  • 1 verified cross-reference
  • Primary manufacturer: Esco Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Calibration and Ove, cataloged under National Stock Number 6635-00-421-5288, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Esco Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCalibration and Ove
FSC / FSG6635 — No Item Name Available (FSG 66)
ManufacturersEsco Inc (CAGE 03776)
Technical Specifications
ParameterValue
NSN6635-00-421-5288
Primary Part Number20022
Item NameCalibration and Ove
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerEsco Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-144-89000213 INTERCHANGEABLE
Bearing,ball,annular
Cnh Industrial America Llc Dba Cnh America
5133-00-189-9312 INTERCHANGEABLE
Drill,twist
7310-00-238-516330022 INTERCHANGEABLE
Pan,steam Table
The Vollrath Company, L.l.c. Div Vollrath
5975-00-284-694279067 INTERCHANGEABLE
Rack,cable,interior
Ant Company of VA, the
5841-00-563-1521 INTERCHANGEABLE
Mounting
5330-00-701-8788509116 INTERCHANGEABLE
Seal,plain Encased
Mitsubishi Caterpillar Forklift America, Inc
4730-00-793-279925-12 INTERCHANGEABLE
Elbow,pipe to Tube
Druck, Llc Dba Druck, Llc
5915-00-862-9838 INTERCHANGEABLE
Filter,audio
5940-00-990-2810 INTERCHANGEABLE
Terminal Board
5342-01-034-6969 INTERCHANGEABLE
Rim Lock Cylinder
Cross-Reference Index
Part NumberManufacturer
20022 Esco Inc (USA)
Related Parts
3110-00-144-8900INTERCHANGEABLE
BEARING,BALL,ANNULAR
0213
5133-00-189-9312INTERCHANGEABLE
DRILL,TWIST
7310-00-238-5163INTERCHANGEABLE
PAN,STEAM TABLE
30022
5975-00-284-6942INTERCHANGEABLE
RACK,CABLE,INTERIOR
79067
5841-00-563-1521INTERCHANGEABLE
MOUNTING
5330-00-701-8788INTERCHANGEABLE
SEAL,PLAIN ENCASED
509116
4730-00-793-2799INTERCHANGEABLE
ELBOW,PIPE TO TUBE
25-12
5915-00-862-9838INTERCHANGEABLE
FILTER,AUDIO
5940-00-990-2810INTERCHANGEABLE
TERMINAL BOARD
5342-01-034-6969INTERCHANGEABLE
RIM LOCK CYLINDER
4730-01-407-0873INTERCHANGEABLE
PLUG,PIPE
20022
5940-01-441-8277INTERCHANGEABLE
TERMINAL STRIP,GROUNDING
2002.2

Frequently Asked Questions

What is NSN 6635-00-421-5288?

NSN 6635-00-421-5288 is a Calibration and Ove, manufactured by Esco Inc, classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-00-421-5288?

NSN 6635-00-421-5288 has 1 cross-referenced part number: 20022 (Esco Inc).

What NSN replaces 6635-00-421-5288?

There are 12 known substitutes for 6635-00-421-5288: 3110-00-144-8900, 5133-00-189-9312, 7310-00-238-5163 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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