NSN 5855-01-442-6833 · NIIN 014426833 · Part number 2777-0521-1
Steiner Eoptics, Inc. · FSC 5855 — Night Vision Equipment, Emitted and Reflected Radiation · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 0SPF5
Government record, cited
NSN 5855-01-442-6833 — this item is cataloged by the U.S. Government under National Stock Number 5855-01-442-6833. Manufacturer of record part number: 2777-0521-1.
Also searched as5855-01-442-6833 ·
5855014426833 ·
NIIN 014426833 ·
01-442-6833 ·
FSC 5855 Night Vision Equipment, Emitted and Reflected Radiation · CAGE 0SPF5 · 2777-0521-1
FSC: 5855 — Night Vision Equipment, Emitted and Reflected Radiation
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: 2777-0521-1
Manufacturer: Steiner Eoptics, Inc.
General Description
The Hud Port Plug, cataloged under National Stock Number 5855-01-442-6833, is classified within Federal Supply Class 5855 (Night Vision Equipment, Emitted and Reflected Radiation) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Steiner Eoptics, Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5855-01-442-6833
Primary Part Number
2777-0521-1
Item Name
Hud Port Plug
FSC / FSG
5855 / 58 — Night Vision Equipment, Emitted and Reflected Radiation
Other items in FSC 5855 — Night Vision Equipment, Emitted and Reflected Radiation
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5855-00-003-2243
5855-00-003-2243 · Item name not on file
5855-00-003-3228
SUPPORT,SEARCHLIGH
5855-00-003-6408
LENS FILTER ASSY
5855-00-004-0904
PLATE
5855-00-004-1909
5855-00-004-1909 · Item name not on file
5855-00-006-9703
5855-00-006-9703 · Item name not on file
5855-00-007-5137
5855-00-007-5137 · Item name not on file
5855-00-010-0147
5855-00-010-0147 · Item name not on file
Frequently Asked Questions
What is NSN 5855-01-442-6833?
NSN 5855-01-442-6833 is a Hud Port Plug, manufactured by Steiner Eoptics, Inc., classified under FSC 5855, Night Vision Equipment, Emitted and Reflected Radiation. Status: active.
What part numbers are listed for NSN 5855-01-442-6833?
NSN 5855-01-442-6833 has 1 manufacturer part number on file: 2777-0521-1 (Steiner Eoptics, Inc.).
What are the specifications of 2777-0521-1?
Key specifications for 2777-0521-1: Overall Height: 0.450 INCHES NOMINAL IN; Overall Diameter: 0.950 INCHES NOMINAL IN; Color: BLACK; End Item Identification: LOW PROFILE NIGHT VISION GOGGLE STS MODEL 2722 LP/NVG. 3 specifications are documented in the U.S. Government catalog.
Is NSN 5855-01-442-6833 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.
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.