PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A2138Simulator,gyro and Compass

Ametek Inc Div Aerospace and Defense · NSN 4920-00-851-8753 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-851-8753 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-851-8753. Primary manufacturer part number: A2138.
Features
  • Simulator,gyro and Compass — FSC 4920
  • 2 verified cross-references
  • Primary manufacturer: Ametek Inc Div Aerospace and Defense
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Simulator,gyro and Compass, cataloged under National Stock Number 4920-00-851-8753, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Ametek Inc Div Aerospace and Defense. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-00-851-8753
Primary Part NumberA2138
Item NameSimulator,gyro and Compass
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerAmetek Inc Div Aerospace and Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5940-00-502-2433A2138 INTERCHANGEABLE
Terminal Board
Telephone Company of America Incorporated
5325-00-610-6861GS4-4 INTERCHANGEABLE
Eyelet,metallic
Edwin B. Stimpson Company, Inc. Dba Stimpson
Cross-Reference Index
Part NumberManufacturer
A2138 PRIMARY Ametek Inc Div Aerospace and Defense (USA)
SM486ASN PRIMARY Joint Electronics Type Designation System (USA)
Related Parts
5940-00-502-2433INTERCHANGEABLE
TERMINAL BOARD
A2138
5325-00-610-6861INTERCHANGEABLE
EYELET,METALLIC
GS4-4

Frequently Asked Questions

What is NSN 4920-00-851-8753?

NSN 4920-00-851-8753 is a Simulator,gyro and Compass, manufactured by Ametek Inc Div Aerospace and Defense, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-851-8753?

NSN 4920-00-851-8753 has 2 cross-referenced part numbers: A2138 (Ametek Inc Div Aerospace and Defense), SM486ASN (Joint Electronics Type Designation System).

What NSN replaces 4920-00-851-8753?

There are 2 known substitutes for 4920-00-851-8753: 5940-00-502-2433, 5325-00-610-6861. Verify interchangeability with system specifications before substitution.

What are the specifications of A2138?

Key specifications for A2138: End Item Identification: COMMUNICATION SYSTEM SUPPORT SYSTEM. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com