PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18870Circuit Card Assembly

Trio Laboratories Inc · NSN 5998-00-113-9989 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-113-9989 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-113-9989. Primary manufacturer part number: 18870.
Features
  • Circuit Card Assembly — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Trio Laboratories 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 5998-00-113-9989, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Trio Laboratories Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameCircuit Card Assembly
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersTrio Laboratories Inc (CAGE 00638); Metermaster Inc Metermod Div (CAGE 27197)
Technical Specifications
ParameterValue
NSN5998-00-113-9989
Primary Part Number18870
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerTrio Laboratories Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJF
Weight1.5000 lbs
Cube0.0278 cu ft
Verified Substitutes 7
4820-00-032-924718870 INTERCHANGEABLE
Valve,regulating,temperature
Honeywell International Inc. Div Aerospace - Torrance
5330-00-213-164079455 INTERCHANGEABLE
Gasket Set
Leroi International Inc Dba Compair Leroi
5340-00-359-0859 INTERCHANGEABLE
Clip,spring Tension
4820-00-585-75713564-2000 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division
3120-01-084-148518870 INTERCHANGEABLE
Bearing,washer,thrust
Altra Industrial Motion Corp.
4820-01-144-8244650900 INTERCHANGEABLE
Cartridge,valve
Time Manufacturing Company Dba Time Manufacturing Company
4820-01-517-5527 INTERCHANGEABLE
Valve,safety Relief
Cross-Reference Index
Part NumberManufacturer
18870 Trio Laboratories Inc (USA)
18870 Metermaster Inc Metermod Div (USA)
Related Parts
4820-00-032-9247INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
18870
5330-00-213-1640INTERCHANGEABLE
GASKET SET
79455
5340-00-359-0859INTERCHANGEABLE
CLIP,SPRING TENSION
4820-00-585-7571INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
3564-2000
3120-01-084-1485INTERCHANGEABLE
BEARING,WASHER,THRUST
18870
4820-01-144-8244INTERCHANGEABLE
CARTRIDGE,VALVE
650900
4820-01-517-5527INTERCHANGEABLE
VALVE,SAFETY RELIEF

Frequently Asked Questions

What is NSN 5998-00-113-9989?

NSN 5998-00-113-9989 is a Circuit Card Assembly, manufactured by Trio Laboratories Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-113-9989?

NSN 5998-00-113-9989 has 2 cross-referenced part numbers: 18870 (Trio Laboratories Inc), 18870 (Metermaster Inc Metermod Div).

What NSN replaces 5998-00-113-9989?

There are 7 known substitutes for 5998-00-113-9989: 4820-00-032-9247, 5330-00-213-1640, 5340-00-359-0859 and 4 more. Verify interchangeability with system specifications before substitution.

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