NSN 5998-01-657-8740 · NIIN 016578740 · Part number 252227-1
Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion · FSC 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware · FSG 59 — Electrical and Electronic Equipment Components · CAGE 16848
Government record, cited
NSN 5998-01-657-8740 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-657-8740. Manufacturer of record part number: 252227-1.
Also searched as5998-01-657-8740 ·
5998016578740 ·
NIIN 016578740 ·
01-657-8740 ·
FSC 5998 Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware · CAGE 16848 · 252227-1 · 251098-1 · 251098-1
Manufacturer of record: Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion
Identification
NSN: 5998-01-657-8740
NIIN: 016578740
FSC: 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 252227-1
Manufacturer: Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion
General Description
The Circuit Card Assembly, cataloged under National Stock Number 5998-01-657-8740, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
Catalog Facts
Item Name
Circuit Card Assembly
FSC / FSG
5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware (FSG 59)
Manufacturers
Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion (CAGE 16848); Lockheed Martin Sippican, Inc. Div Communication Division (CAGE 13030)
Technical Specifications
Parameter
Value
NSN
5998-01-657-8740
Primary Part Number
252227-1
Item Name
Circuit Card Assembly
FSC / FSG
5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
Manufacturer
Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL D — Destroy Item
Hazard
No hazard code in the DLA record (HMIC N)
Shelf Life Code
0
Criticality Code
X
Unit of Issue
EA
Acquisition advice code
JH
Weight
5.0000 lbs
Cube
0.2500 cu ft
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
1560-01-702-547825-10981-1031POSSIBLE MATCH
STIFFENER,AIRCRAFT
Possible match (shared part number)The Boeing Company Div Defense
1560-01-702-547925-10981-1025POSSIBLE MATCH
STIFFENER,AIRCRAFT
Possible match (shared part number)The Boeing Company Div Defense
1560-01-702-862925-10981-1064POSSIBLE MATCH
STIFFENER,AIRCRAFT
Possible match (shared part number)The Boeing Company Div Defense
Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion (USA)
Related Parts
1560-01-702-5478POSSIBLE MATCH
STIFFENER,AIRCRAFT
25-10981-1031
1560-01-702-5479POSSIBLE MATCH
STIFFENER,AIRCRAFT
25-10981-1025
1560-01-702-8629POSSIBLE MATCH
STIFFENER,AIRCRAFT
25-10981-1064
Frequently Asked Questions
What is NSN 5998-01-657-8740?
NSN 5998-01-657-8740 is a Circuit Card Assembly, manufactured by Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
What part numbers are listed for NSN 5998-01-657-8740?
NSN 5998-01-657-8740 has 3 manufacturer part numbers on file: 252227-1 (Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion), 251098-1 (Lockheed Martin Sippican, Inc. Div Communication Division), 251098-1 (Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion).
What NSN replaces 5998-01-657-8740?
3 possible matches (shared part number, not a government interchangeability claim): 1560-01-702-5478, 1560-01-702-5479, 1560-01-702-8629. Verify interchangeability with system specifications before substitution.
Is NSN 5998-01-657-8740 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 5998-01-657-8740?
NSN 5998-01-657-8740 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.