PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

436-7403895-1Circuit Card Assembly

Ap Labs, Inc. · NSN 5998-01-542-6635 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-542-6635 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-542-6635. Primary manufacturer part number: 436-7403895-1.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Ap Labs, 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 5998-01-542-6635, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Ap Labs, Inc.. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 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)
ManufacturersAp Labs, Inc. (CAGE 1Z496); United States Department of the Navy Dba Naval Surface Warfare Center Panama City (CAGE 07070)
Successor NSN6625-01-347-1759 — Cover,electrical-Electronic Test
Technical Specifications
ParameterValue
NSN5998-01-542-6635
Primary Part Number436-7403895-1
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerAp Labs, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-347-1759 (13603)
HAZMATNo
Shelf Life Code0
Criticality Code00
Unit of IssueEA
SMR CodeJH
Weight1.4000 lbs
Cube0.2623 cu ft
Verified Substitutes 11
6625-01-347-175913603 SUCCESSOR
Cover,electrical-Electronic Test
Curtis Instruments, Inc. Dba Curtis Pmc Division
3120-00-090-196313603 INTERCHANGEABLE
Bearing,sleeve
Triumph Engine Control Systems Llc
2530-00-462-35851-3603 INTERCHANGEABLE
Hub and Drum Assembly
Pdi Ground Support Systems, Inc.
6625-00-817-7832P36000008 INTERCHANGEABLE
Filter,light,cathode Ray Tube
Entron Industries Limited Partnership Dba Entron Industries Property Div
4820-01-121-895213603 INTERCHANGEABLE
Guide
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
2530-01-605-886813603 INTERCHANGEABLE
Piston,hydraulic Brake
DP Manufacturing Inc.
4820-01-679-911360-4547 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Parker Hannifin Corporation Div Village Marine Tech
4610-01-679-911640012026 INTERCHANGEABLE
Filter Element,water Purificatio
Parker Hannifin Corporation Div Village Marine Tech
4330-01-679-91660713020273 INTERCHANGEABLE
Filter Body,fluid
Parker Hannifin Corporation Div Village Marine Tech
4610-01-679-916913603 INTERCHANGEABLE
Water Purification Unit,frame Mo
Parker Hannifin Corporation Div Village Marine Tech
Cross-Reference Index
Part NumberManufacturer
436-7403895-1 PRIMARY Ap Labs, Inc. (USA)
436-7403895-1 United States Department of the Navy Dba Naval Surface Warfare Center Panama City (USA)
13603 Ap Labs, Inc. (USA)
Related Parts
SUCCESSOR 6625-01-347-1759 Cover,electrical-Electronic Test · 13603
3120-00-090-1963INTERCHANGEABLE
BEARING,SLEEVE
13603
2530-00-462-3585INTERCHANGEABLE
HUB AND DRUM ASSEMBLY
1-3603
6625-00-817-7832INTERCHANGEABLE
FILTER,LIGHT,CATHODE RAY TUBE
P36000008
4820-01-121-8952INTERCHANGEABLE
GUIDE
13603
2530-01-605-8868INTERCHANGEABLE
PISTON,HYDRAULIC BRAKE
13603
4820-01-679-9113INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
60-4547
4610-01-679-9116INTERCHANGEABLE
FILTER ELEMENT,WATER PURIFICATIO
40012026
4330-01-679-9166INTERCHANGEABLE
FILTER BODY,FLUID
0713020273
4610-01-679-9169INTERCHANGEABLE
WATER PURIFICATION UNIT,FRAME MO
13603
4610-01-679-9210INTERCHANGEABLE
FILTER ELEMENT,WATER PURIFICATIO
33-0255PH

Frequently Asked Questions

What is NSN 5998-01-542-6635?

NSN 5998-01-542-6635 is a Circuit Card Assembly, manufactured by Ap Labs, Inc., classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-542-6635?

NSN 5998-01-542-6635 has 3 cross-referenced part numbers: 436-7403895-1 (Ap Labs, Inc.), 436-7403895-1 (United States Department of the Navy Dba Naval Surface Warfare Center Panama City), 13603 (Ap Labs, Inc.).

What NSN replaces 5998-01-542-6635?

There are 11 known substitutes for 5998-01-542-6635: 6625-01-347-1759, 3120-00-090-1963, 2530-00-462-3585 and 8 more. Verify interchangeability with system specifications before substitution.

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