PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70502Circuit Card Assembly

Muirhead Aerospace Ltd · NSN 5998-01-178-8333 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-178-8333 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-178-8333. Primary manufacturer part number: 70502.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Muirhead Aerospace Ltd
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-178-8333, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Muirhead Aerospace Ltd. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: AY.

Catalog Facts
Item NameCircuit Card Assembly
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersJednolity Indeks Materialowy - Uniform Material Index (CAGE 9009H); Muirhead Aerospace Ltd (CAGE K0624)
Technical Specifications
ParameterValue
NSN5998-01-178-8333
Primary Part Number70502
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerMuirhead Aerospace Ltd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueAY
SMR CodeJ
Weight0.1015 lbs
Cube0.0155 cu ft
Verified Substitutes 3
1740-00-113-877534HC174 INTERCHANGEABLE
Vent Assembly,tract
Oshkosh Defense Llc
5110-00-965-060870502 INTERCHANGEABLE
File,hand
Blount Inc Oregon Cutting Systems Div
3040-01-262-604770-502 INTERCHANGEABLE
Plate,retaining,shaft
Department of Defense Project Manager-Mobile Electric Power
Cross-Reference Index
Part NumberManufacturer
5998PL0727111 Jednolity Indeks Materialowy - Uniform Material Index (POL)
70502 PRIMARY Muirhead Aerospace Ltd (GBR)
PL8312.1 Muirhead Aerospace Ltd (GBR)
Related Parts
1740-00-113-8775INTERCHANGEABLE
VENT ASSEMBLY,TRACT
34HC174
5110-00-965-0608INTERCHANGEABLE
FILE,HAND
70502
3040-01-262-6047INTERCHANGEABLE
PLATE,RETAINING,SHAFT
70-502

Frequently Asked Questions

What is NSN 5998-01-178-8333?

NSN 5998-01-178-8333 is a Circuit Card Assembly, manufactured by Muirhead Aerospace Ltd, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-178-8333?

NSN 5998-01-178-8333 has 3 cross-referenced part numbers: 5998PL0727111 (Jednolity Indeks Materialowy - Uniform Material Index), 70502 (Muirhead Aerospace Ltd), PL8312.1 (Muirhead Aerospace Ltd).

What NSN replaces 5998-01-178-8333?

There are 3 known substitutes for 5998-01-178-8333: 1740-00-113-8775, 5110-00-965-0608, 3040-01-262-6047. Verify interchangeability with system specifications before substitution.

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