NSN 5810-01-562-6940 · NIIN 015626940 · Part number C99A9428-1
Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems · FSC 5810 — Communications Security Equipment and Components · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 70974
Government record, cited
NSN 5810-01-562-6940 — this item is cataloged by the U.S. Government under National Stock Number 5810-01-562-6940. Manufacturer of record part number: C99A9428-1.
Also searched as5810-01-562-6940 ·
5810015626940 ·
NIIN 015626940 ·
01-562-6940 ·
FSC 5810 Communications Security Equipment and Components · CAGE 70974 · C99A9428-1 · C99A9428-3
Manufacturer of record: Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems
Identification
NSN: 5810-01-562-6940
NIIN: 015626940
FSC: 5810 — Communications Security Equipment and Components
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: C99A9428-1
Manufacturer: Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems
General Description
The Communications Security Module, cataloged under National Stock Number 5810-01-562-6940, is classified within Federal Supply Class 5810 (Communications Security Equipment and Components) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5810-01-562-6940
Primary Part Number
C99A9428-1
Item Name
Communications Security Module
FSC / FSG
5810 / 58 — Communications Security Equipment and Components
Manufacturer
Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems
Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA)
No interchangeability data on file.
Other items in FSC 5810 — Communications Security Equipment and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5810-00-003-1130
CARD HOLDER
5810-00-003-1131
5810-00-003-1131 · Item name not on file
5810-00-003-1132
5810-00-003-1132 · Item name not on file
5810-00-003-1133
5810-00-003-1133 · Item name not on file
5810-00-003-1135
5810-00-003-1135 · Item name not on file
5810-00-003-1136
5810-00-003-1136 · Item name not on file
5810-00-003-1137
5810-00-003-1137 · Item name not on file
5810-00-003-1138
5810-00-003-1138 · Item name not on file
Frequently Asked Questions
What is NSN 5810-01-562-6940?
NSN 5810-01-562-6940 is a Communications Security Module, manufactured by Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems, classified under FSC 5810, Communications Security Equipment and Components. Status: active.
What part numbers are listed for NSN 5810-01-562-6940?
NSN 5810-01-562-6940 has 2 manufacturer part numbers on file: C99A9428-1 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems), C99A9428-3 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems).
What are the specifications of C99A9428-1?
Key specifications for C99A9428-1: Overall Height: 1.680 INCHES NOMINAL IN; Overall Length: 21.500 INCHES NOMINAL IN; Overall Width: 17.600 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: FIREWALL. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5810-01-562-6940 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 5810-01-562-6940?
NSN 5810-01-562-6940 has DEMIL Code P. 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.