PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-D-771327-1Eyepiece Assembly,optical Instru

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5855-01-027-3628 · FSC 5855 · No Item Name Available
Verified by PartsTable
NSN 5855-01-027-3628 — this item is cataloged by the U.S. Government under National Stock Number 5855-01-027-3628. Primary manufacturer part number: SM-D-771327-1.
Features
  • Eyepiece Assembly,optical Instru — FSC 5855
  • 2 verified cross-references
  • Primary manufacturer: Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Eyepiece Assembly,optical Instru, cataloged under National Stock Number 5855-01-027-3628, is classified within Federal Supply Class 5855 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5855-01-027-3628
Primary Part NumberSM-D-771327-1
Item NameEyepiece Assembly,optical Instru
FSC / FSG5855 / 58 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-01-246-9267830398 INTERCHANGEABLE
Pilot Bearing
Dana Commercial Vehicle Products, Llc
Cross-Reference Index
Part NumberManufacturer
SM-D-771327-1 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
129-175 Theon Sensors Single Member S.a. (GRC)
Related Parts
3110-01-246-9267INTERCHANGEABLE
PILOT BEARING
830398

Frequently Asked Questions

What is NSN 5855-01-027-3628?

NSN 5855-01-027-3628 is a Eyepiece Assembly,optical Instru, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5855 (No Item Name Available). Status: active.

What are the part numbers for NSN 5855-01-027-3628?

NSN 5855-01-027-3628 has 2 cross-referenced part numbers: SM-D-771327-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 129-175 (Theon Sensors Single Member S.a.).

What NSN replaces 5855-01-027-3628?

There is 1 known substitute for 5855-01-027-3628: 3110-01-246-9267. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-D-771327-1?

Key specifications for SM-D-771327-1: Special Features: COMPOSED OF LENS,CONVERGING 2; SPACER,LENS 3; LENS DIVERGING 2; RETAINER LENS 1; NEEDLE,AIR VALVE 1; HOUSING EYE PIECE,VIEWER 1; PRISM 1; PAD CUSHIONING 2. 1 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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