PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51-281Generator,engine Accessory

Prestolite Electric Inc · NSN 2920-01-269-7920 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-01-269-7920 — this item is cataloged by the U.S. Government under National Stock Number 2920-01-269-7920. Primary manufacturer part number: 51-281.
Features
  • Generator,engine Accessory — FSC 2920
  • Submersibility: NONSUBMERSIBLE
  • Voltage in Volts: 28.0
  • 2 verified cross-references
  • Primary manufacturer: Prestolite Electric Inc
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Generator,engine Accessory, cataloged under National Stock Number 2920-01-269-7920, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2920-01-269-7920
Primary Part Number51-281
Item NameGenerator,engine Accessory
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerPrestolite Electric Inc
StatusACTIVE
SubmersibilityNONSUBMERSIBLE
Voltage in Volts28.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5305-00-286-052051281 INTERCHANGEABLE
Setscrew
Sealcraft Corporation
3120-00-407-437551281 INTERCHANGEABLE
Bearing,plain,rod End
Rbc Transport Dynamics Corp Div Rbc Transport Dynamics
3020-00-517-3249206-401 INTERCHANGEABLE
Gear,helical
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
5360-00-792-777351281 INTERCHANGEABLE
Spring,helical,compression
Aerol Llc
5950-00-943-39595-1281 INTERCHANGEABLE
Transformer,power Autotransforme
Superior Electric Holding Group Llc Div Specialty Product Technologies
8345-01-590-3005 INTERCHANGEABLE
Flag,support Command of Division
Cross-Reference Index
Part NumberManufacturer
51-281 Prestolite Electric Inc (USA)
51-281 PRIMARY Prestolite Electric Inc (USA)
Related Parts
5305-00-286-0520INTERCHANGEABLE
SETSCREW
51281
3120-00-407-4375INTERCHANGEABLE
BEARING,PLAIN,ROD END
51281
3020-00-517-3249INTERCHANGEABLE
GEAR,HELICAL
206-401
5360-00-792-7773INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
51281
5950-00-943-3959INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
5-1281
8345-01-590-3005INTERCHANGEABLE
FLAG,SUPPORT COMMAND OF DIVISION

Frequently Asked Questions

What is NSN 2920-01-269-7920?

NSN 2920-01-269-7920 is a Generator,engine Accessory, manufactured by Prestolite Electric Inc, classified under FSC 2920 (No Item Name Available). Status: active.

What are the part numbers for NSN 2920-01-269-7920?

NSN 2920-01-269-7920 has 2 cross-referenced part numbers: 51-281 (Prestolite Electric Inc), 51-281 (Prestolite Electric Inc).

What NSN replaces 2920-01-269-7920?

There are 6 known substitutes for 2920-01-269-7920: 5305-00-286-0520, 3120-00-407-4375, 3020-00-517-3249 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51-281?

Key specifications for 51-281: Submersibility: NONSUBMERSIBLE; Voltage in Volts: 28.0. 2 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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