PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51120-635-2502Circuit Card Assembly

Drs Environmental Systems Inc · NSN 5998-01-425-8044 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-425-8044 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-425-8044. Primary manufacturer part number: 51120-635-2502.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Drs Environmental Systems 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 5998-01-425-8044, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Drs Environmental Systems Inc. This item has 3 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.

Technical Specifications
ParameterValue
NSN5998-01-425-8044
Primary Part Number51120-635-2502
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerDrs Environmental Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-309-3466 (45440)
HAZMATNo
Weight1.0000 lbs
Cube0.1250 cu ft
Verified Substitutes 7
6625-00-309-346645440 SUCCESSOR
Card,recording
Johnson Controls, Inc Div Building Efficiency
5315-00-248-0017 INTERCHANGEABLE
Pin,straight,headless
5330-00-811-1603034054 INTERCHANGEABLE
Gasket
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4820-01-137-838834054H INTERCHANGEABLE
Disk,valve
Griswold Industries Dba Cla-Val Co
5330-01-165-33953405-4 INTERCHANGEABLE
Gasket
Greene Rubber Company, Inc.
5331-01-629-585434054 INTERCHANGEABLE
O-Ring
Industrial Technologies and Services Llc
5998-01-668-231651120-635-2502 INTERCHANGEABLE
Circuit Card Assembly
Drs Advanced Isr, Llc
Cross-Reference Index
Part NumberManufacturer
51120-635-2502 PRIMARY Drs Environmental Systems Inc (USA)
51120-735-2502 Drs Environmental Systems Inc (USA)
34054 Drs Advanced Isr, Llc (USA)
Related Parts
SUCCESSOR 6625-00-309-3466 Card,recording · 45440
5315-00-248-0017INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5330-00-811-1603INTERCHANGEABLE
GASKET
034054
4820-01-137-8388INTERCHANGEABLE
DISK,VALVE
34054H
5330-01-165-3395INTERCHANGEABLE
GASKET
3405-4
5331-01-629-5854INTERCHANGEABLE
O-RING
34054
5998-01-668-2316INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
51120-635-2502

Frequently Asked Questions

What is NSN 5998-01-425-8044?

NSN 5998-01-425-8044 is a Circuit Card Assembly, manufactured by Drs Environmental Systems Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-425-8044?

NSN 5998-01-425-8044 has 3 cross-referenced part numbers: 51120-635-2502 (Drs Environmental Systems Inc), 51120-735-2502 (Drs Environmental Systems Inc), 34054 (Drs Advanced Isr, Llc).

What NSN replaces 5998-01-425-8044?

There are 7 known substitutes for 5998-01-425-8044: 6625-00-309-3466, 5315-00-248-0017, 5330-00-811-1603 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51120-635-2502?

Key specifications for 51120-635-2502: Part Name Assigned by Controlling Agency: CIRCUIT CARD ASSEMBLY; End Item Identification: OJ-741(P)/UYQ, PROCESSOR GROUP, COMPUTER; OJ-742(P)/UYQ, PROCESSOR GROUP, COMPUTER; OJ-743(P)/UYQ, PROCESSOR GROUP, COMPUTER; OJ-744(P)/UYQ, PROCESSOR GROUP, COMPUTER; Part Name Assigned by Controlling Agency: CIRCUIT CARD ASSEMBLY; End Item Identification: OJ-741(P)/UYQ, PROCESSOR GROUP, COMPUTER; OJ-742(P)/UYQ, PROCESSOR GROUP, COMPUTER; OJ-743(P)/UYQ, PROCESSOR GROUP, COMPUTER; OJ-744(P)/UYQ, PROCESSOR GROUP, COMPUTER. 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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