PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FL12Maintenance Kit,aircraft

Dla Aviation Engineering Div Department of Defense · NSN 4920-01-584-2491 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-01-584-2491 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-584-2491. Primary manufacturer part number: FL12.
Features
  • Maintenance Kit,aircraft — FSC 4920
  • Component Quantity: 5
  • Supply Items and Quantities: 5330-01-192-9334 GASKET 2; 5331-00-352-0321 O-RING 3
  • 1 verified cross-reference
  • Primary manufacturer: Dla Aviation Engineering Div Department of Defense
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Maintenance Kit,aircraft, cataloged under National Stock Number 4920-01-584-2491, 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 Dla Aviation Engineering Div Department of Defense. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN4920-01-584-2491
Primary Part NumberFL12
Item NameMaintenance Kit,aircraft
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerDla Aviation Engineering Div Department of Defense
StatusACTIVE
Component Quantity5
Supply Items and Quantities5330-01-192-9334 GASKET 2; 5331-00-352-0321 O-RING 3
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2940-00-082-6034B6 INTERCHANGEABLE
Filter,fluid
Baldwin Filters
3455-00-250-07711743-0375 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
4320-00-821-0112FL12 INTERCHANGEABLE
Impeller,pump
Itt Jabsco Products
3120-00-998-3349FL12 INTERCHANGEABLE
Bearing,sleeve
Quality Die Casting Corp
3110-01-009-6823772520-2 INTERCHANGEABLE
Bearing,ball,linear Motion
Schaeffler Group Usa Inc
2540-01-092-405611684609 INTERCHANGEABLE
Ladder,folding,vehi
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
FL12 PRIMARY Dla Aviation Engineering Div Department of Defense (USA)
Related Parts
2940-00-082-6034INTERCHANGEABLE
FILTER,FLUID
B6
3455-00-250-0771INTERCHANGEABLE
CUTTER,MILLING,END
1743-0375
4320-00-821-0112INTERCHANGEABLE
IMPELLER,PUMP
FL12
3120-00-998-3349INTERCHANGEABLE
BEARING,SLEEVE
FL12
3110-01-009-6823INTERCHANGEABLE
BEARING,BALL,LINEAR MOTION
772520-2
2540-01-092-4056INTERCHANGEABLE
LADDER,FOLDING,VEHI
11684609

Frequently Asked Questions

What is NSN 4920-01-584-2491?

NSN 4920-01-584-2491 is a Maintenance Kit,aircraft, manufactured by Dla Aviation Engineering Div Department of Defense, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-01-584-2491?

NSN 4920-01-584-2491 has 1 cross-referenced part number: FL12 (Dla Aviation Engineering Div Department of Defense).

What NSN replaces 4920-01-584-2491?

There are 6 known substitutes for 4920-01-584-2491: 2940-00-082-6034, 3455-00-250-0771, 4320-00-821-0112 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FL12?

Key specifications for FL12: Special Features: FL12 KIT - NHA HOME STATION CHECKS AND HIGH MAINTENANCE DRIVERS; Part Name Assigned by Controlling Agency: REPAIR KIT, FL12; End Item Identification: B-1 AIRCRAFT; Component Quantity: 5. 5 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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