PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21246Mounting Flange

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 1680-01-488-7444 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-01-488-7444 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-488-7444. Primary manufacturer part number: 21246.
Features
  • Mounting Flange — FSC 1680
  • 1 verified cross-reference
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mounting Flange, cataloged under National Stock Number 1680-01-488-7444, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1680-01-488-7444
Primary Part Number21246
Item NameMounting Flange
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3120-00-050-771021246 INTERCHANGEABLE
Bushing,sleeve
L3harris Technologies, Inc. Div Space and Airborne Systems
3110-00-142-438609195 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
3110-00-156-4160201KTT3FS381A INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
5110-00-260-1644 INTERCHANGEABLE
Reamer,hand
3120-00-371-639021-246 INTERCHANGEABLE
Bearing,sleeve
Dresser Industries Inc Leroi Div
5940-00-502-6457304-2720-00 INTERCHANGEABLE
Terminal,lug
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
3110-00-507-0021M591 INTERCHANGEABLE
Bearing,roller,needle
Timken Aerospace, Inc Dba Torrington Product
5360-01-178-1425 INTERCHANGEABLE
Spring
6515-01-476-225441204 INTERCHANGEABLE
Shield,face,surgical
Kimberly-Clark Corporation Dba Kimberly-Clark
5975-01-629-649321246 INTERCHANGEABLE
Mounting Base,tie Down,electrica
Waytek Inc
Cross-Reference Index
Part NumberManufacturer
21246 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
3120-00-050-7710INTERCHANGEABLE
BUSHING,SLEEVE
21246
3110-00-142-4386INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
09195
3110-00-156-4160INTERCHANGEABLE
BEARING,BALL,ANNULAR
201KTT3FS381A
5110-00-260-1644INTERCHANGEABLE
REAMER,HAND
3120-00-371-6390INTERCHANGEABLE
BEARING,SLEEVE
21-246
5940-00-502-6457INTERCHANGEABLE
TERMINAL,LUG
304-2720-00
3110-00-507-0021INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
M591
5360-01-178-1425INTERCHANGEABLE
SPRING
6515-01-476-2254INTERCHANGEABLE
SHIELD,FACE,SURGICAL
41204
5975-01-629-6493INTERCHANGEABLE
MOUNTING BASE,TIE DOWN,ELECTRICA
21246

Frequently Asked Questions

What is NSN 1680-01-488-7444?

NSN 1680-01-488-7444 is a Mounting Flange, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-01-488-7444?

NSN 1680-01-488-7444 has 1 cross-referenced part number: 21246 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 1680-01-488-7444?

There are 10 known substitutes for 1680-01-488-7444: 3120-00-050-7710, 3110-00-142-4386, 3110-00-156-4160 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21246?

Key specifications for 21246: Part Name Assigned by Controlling Agency: MOUNTING FLANGE & SEAL SUBASSEMBLY; Special Features: PARTS INCLUDED ARE 7155811 (COMPOUND-SEALING), MS9390-430 (PIN-STRAIGHT HEADLESS) NSN 5315-00-926-5761, 56511 (SEAL) NSN 5330-00-201-9971, 21244 (FLANGE-MOUNTING) NSN 1680-01-483-9064; End Item Identification: C-130 HERCULES; E/I 1650-01-221-8618. 3 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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