PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

477386Guard

Rotron Incorporated · NSN 4920-00-886-0255 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-886-0255 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-886-0255. Primary manufacturer part number: 477386.
Features
  • Guard — FSC 4920
  • 5 verified cross-references
  • Primary manufacturer: Rotron Incorporated
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Guard, cataloged under National Stock Number 4920-00-886-0255, 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 Rotron Incorporated. This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-00-886-0255
Primary Part Number477386
Item NameGuard
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerRotron Incorporated
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3040-00-035-9407 INTERCHANGEABLE
Lever,manual Control
3010-00-080-772511722 INTERCHANGEABLE
Insert,flexible Coupling
Altra Industrial Motion Corp.
5360-00-200-69311026470 INTERCHANGEABLE
Spring,helical,compression
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6920-00-222-036111722 INTERCHANGEABLE
Trainer Subassembly
Del Mar Avionics, Llc
2910-00-354-511611722 INTERCHANGEABLE
Carburetor,float
Zenith Fuel Systems Llc
5331-00-708-562945085-001-07 INTERCHANGEABLE
O-Ring
Terex Usa, Llc Dba Terex Equipment Services
5945-00-812-756911722 INTERCHANGEABLE
Relay,thermal
Thales Usa, Inc. Div Air Mobility Solutions ("ams")
3010-00-942-209111722 INTERCHANGEABLE
Bellows,pressure
Senior Operations Llc Dba Metal Bellows Div Metal Bellows
5935-01-097-72401646597 INTERCHANGEABLE
Connector,plug,electrical
Caterpillar Inc Div Caterpillar Defense
3010-01-122-832011722 INTERCHANGEABLE
Coupling,shaft,rigid
Westerbeke Corporation
Cross-Reference Index
Part NumberManufacturer
A057423 Rotron Incorporated (USA)
10015724 Us Army Aviation and Missile Command (USA)
11722 Rotron Incorporated (USA)
477386 PRIMARY Rotron Incorporated (USA)
A057438 Rotron Incorporated (USA)
Related Parts
3040-00-035-9407INTERCHANGEABLE
LEVER,MANUAL CONTROL
3010-00-080-7725INTERCHANGEABLE
INSERT,FLEXIBLE COUPLING
11722
5360-00-200-6931INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1026470
6920-00-222-0361INTERCHANGEABLE
TRAINER SUBASSEMBLY
11722
2910-00-354-5116INTERCHANGEABLE
CARBURETOR,FLOAT
11722
5331-00-708-5629INTERCHANGEABLE
O-RING
45085-001-07
5945-00-812-7569INTERCHANGEABLE
RELAY,THERMAL
11722
3010-00-942-2091INTERCHANGEABLE
BELLOWS,PRESSURE
11722
5935-01-097-7240INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1646597
3010-01-122-8320INTERCHANGEABLE
COUPLING,SHAFT,RIGID
11722
4320-01-183-8927INTERCHANGEABLE
PUMP,CENTRIFUGAL
11722
5305-01-273-8369INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
11722

Frequently Asked Questions

What is NSN 4920-00-886-0255?

NSN 4920-00-886-0255 is a Guard, manufactured by Rotron Incorporated, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-886-0255?

NSN 4920-00-886-0255 has 5 cross-referenced part numbers: A057423 (Rotron Incorporated), 10015724 (Us Army Aviation and Missile Command), 11722 (Rotron Incorporated), 477386 (Rotron Incorporated), A057438 (Rotron Incorporated).

What NSN replaces 4920-00-886-0255?

There are 12 known substitutes for 4920-00-886-0255: 3040-00-035-9407, 3010-00-080-7725, 5360-00-200-6931 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 477386?

Key specifications for 477386: End Item Identification: ROTRON INC MODEL ELECTRIC FANS. 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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