PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-GGuide

Dimcogray Corporation Dba Dimco-Gray Company · NSN 4920-01-270-5146 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-01-270-5146 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-270-5146. Primary manufacturer part number: 3-G.
Features
  • Guide — FSC 4920
  • 1 verified cross-reference
  • Primary manufacturer: Dimcogray Corporation Dba Dimco-Gray Company
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Guide, cataloged under National Stock Number 4920-01-270-5146, 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 Dimcogray Corporation Dba Dimco-Gray Company. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-01-270-5146
Primary Part Number3-G
Item NameGuide
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerDimcogray Corporation Dba Dimco-Gray Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5330-00-171-91103G-1800 INTERCHANGEABLE
Gasket
The Gorman-Rupp Company Div Gorman-Rupp
4130-00-273-0814GW3-A INTERCHANGEABLE
Cooling Coil,continuous Tube,gra
Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
6695-00-343-94473G INTERCHANGEABLE
Marker
Vitachrome Graphics Group Inc
4820-01-018-64523G INTERCHANGEABLE
Control Unit,gas
Oerlikon Metco Us Inc
6130-01-603-83753G INTERCHANGEABLE
Inverter,power,static
Us Tech Inc Dba Us Tech Inc
Cross-Reference Index
Part NumberManufacturer
3-G Dimcogray Corporation Dba Dimco-Gray Company (USA)
Related Parts
5330-00-171-9110INTERCHANGEABLE
GASKET
3G-1800
4130-00-273-0814INTERCHANGEABLE
COOLING COIL,CONTINUOUS TUBE,GRA
GW3-A
6695-00-343-9447INTERCHANGEABLE
MARKER
3G
4820-01-018-6452INTERCHANGEABLE
CONTROL UNIT,GAS
3G
6130-01-603-8375INTERCHANGEABLE
INVERTER,POWER,STATIC
3G

Frequently Asked Questions

What is NSN 4920-01-270-5146?

NSN 4920-01-270-5146 is a Guide, manufactured by Dimcogray Corporation Dba Dimco-Gray Company, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-01-270-5146?

NSN 4920-01-270-5146 has 1 cross-referenced part number: 3-G (Dimcogray Corporation Dba Dimco-Gray Company).

What NSN replaces 4920-01-270-5146?

There are 5 known substitutes for 4920-01-270-5146: 5330-00-171-9110, 4130-00-273-0814, 6695-00-343-9447 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-G?

Key specifications for 3-G: End Item Identification: B-1B ACFT SUPPORT EQUIPMENT. 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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