PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18900Circuit Card Assembly

Custom Metering Company Inc · NSN 5998-00-498-2620 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-498-2620 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-498-2620. Primary manufacturer part number: 18900.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Custom Metering Company Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-00-498-2620, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Custom Metering Company Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-498-2620
Primary Part Number18900
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerCustom Metering Company Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 5
5340-00-193-3638150BPTL6 INTERCHANGEABLE
Strap,retaining
Diamond Manufacturing Company
3930-00-543-8536 INTERCHANGEABLE
Resistor Unit
6630-01-116-768618900 INTERCHANGEABLE
Test Set,water Turbidity and Col
Hach Company Dba Hach Co
6240-01-344-666642MB/CAP/120V INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Sylvania Miniature Lighting Div
5310-01-477-084818900 INTERCHANGEABLE
Washer,flat
Altra Industrial Motion Corp.
Cross-Reference Index
Part NumberManufacturer
18900 PRIMARY Custom Metering Company Inc (USA)
18900 Metermaster Inc Metermod Div (USA)
18900 Trio Laboratories Inc (USA)
Related Parts
5340-00-193-3638INTERCHANGEABLE
STRAP,RETAINING
150BPTL6
3930-00-543-8536INTERCHANGEABLE
RESISTOR UNIT
6630-01-116-7686INTERCHANGEABLE
TEST SET,WATER TURBIDITY AND COL
18900
6240-01-344-6666INTERCHANGEABLE
LAMP,INCANDESCENT
42MB/CAP/120V
5310-01-477-0848INTERCHANGEABLE
WASHER,FLAT
18900

Frequently Asked Questions

What is NSN 5998-00-498-2620?

NSN 5998-00-498-2620 is a Circuit Card Assembly, manufactured by Custom Metering Company Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-498-2620?

NSN 5998-00-498-2620 has 3 cross-referenced part numbers: 18900 (Custom Metering Company Inc), 18900 (Metermaster Inc Metermod Div), 18900 (Trio Laboratories Inc).

What NSN replaces 5998-00-498-2620?

There are 5 known substitutes for 5998-00-498-2620: 5340-00-193-3638, 3930-00-543-8536, 6630-01-116-7686 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18900?

Key specifications for 18900: Special Features: CAPACITOR FIXED 4; PRINTED WIRING BOARD 1; RESISTOR FIXED 11; SEMICONDUCTOR DEVICE 3; TRANSISTOR 3; Part Name Assigned by Controlling Agency: FSC APPLICATION DATA: VOLTMETER TEST SET; Special Features: CAPACITOR FIXED 4; PRINTED WIRING BOARD 1; RESISTOR FIXED 11; SEMICONDUCTOR DEVICE 3; TRANSISTOR 3; Part Name Assigned by Controlling Agency: FSC APPLICATION DATA: VOLTMETER TEST SET. 4 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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