PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AT 12820Seal,plain Encased

Deere & Company Dba John Deere Dubuque Works Div John Deere Dubuque Works · NSN 5330-00-450-7396 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-450-7396 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-450-7396. Primary manufacturer part number: AT 12820.
Features
  • Seal,plain Encased — FSC 5330
  • Sealing Element Style: ANGULAR-OPPOSED
  • Housing Bore Diameter: 1.249 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN
  • Accommodated Shaft Maximum Rated Speed: 3600 FEET PER MINUTE FT
  • Accommodated Shaft Diameter: 0.750 INCHES NOMINAL IN
  • Case Style: RECESSED
  • Material: RUBBER SYNTHETIC SEALING ELEMENT B
  • Temp Rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element B construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-450-7396, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Deere & Company Dba John Deere Dubuque Works Div John Deere Dubuque Works. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 30 commercial cross-references from 20 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-450-7396
Primary Part NumberAT 12820
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDeere & Company Dba John Deere Dubuque Works Div John Deere Dubuque Works
StatusCANCELLED
Sealing Element StyleANGULAR-OPPOSED
Housing Bore Diameter1.249 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN
Accommodated Shaft Maximum Rated Speed3600 FEET PER MINUTE FT
Accommodated Shaft Diameter0.750 INCHES NOMINAL IN
Case StyleRECESSED
MaterialRUBBER SYNTHETIC SEALING ELEMENT B
Temp Rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
Seal Width0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT A
MaterialSTEEL CASE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-108-9348136539-15 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5815-00-125-49137443 INTERCHANGEABLE
Bar,punch,teletypewriter
Telemechanics Inc
1650-00-138-33377443 INTERCHANGEABLE
Fitting,cylinder,shuttle Valve
The Boeing Company Div Defense
5330-00-178-46270S507 INTERCHANGEABLE
Seal,plain Encased
Hoist Liftruck Mfg Inc
5133-00-233-6415 INTERCHANGEABLE
Drill,twist
5330-00-236-150250139-1 INTERCHANGEABLE
Pkg Vee-Ring
Mechanical Rubber Products Company, Inc. Dba Mechanical Rubber Prdts Co Inc Div Mechanical Rubber Products Co., Inc.
3010-00-267-495514561P389 INTERCHANGEABLE
Gridmember,coupling
Calgon Carbon Uv Technologies Llc Dba Hyde Marine
5120-00-277-1802 INTERCHANGEABLE
Nutdriver
4730-00-277-8280SAE J512 5-5 060201BA INTERCHANGEABLE
Elbow,tube
Sae International Dba Sae International
5935-00-341-310031-4973-1 INTERCHANGEABLE
Adapter,connector
Amphenol Corporation Div Amphenol Rf
Cross-Reference Index
Part NumberManufacturer
7443 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
02-20-47411-181 ITEM 20 Safeguard Powertech Systems (USA)
151-26813 Danfoss Fluid Power Inc Racine Opn (USA)
66126 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
177431H1 Komatsu American Intl Co (USA)
AT 12820 PRIMARY Deere & Company Dba John Deere Dubuque Works Div John Deere Dubuque Works (USA)
19-10P1772 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
63E34PC15S9 Eastern Industrial Products, Inc. (USA)
8-74-21-25-020 Safeguard Powertech Systems (USA)
S-9 Zf Industrieantriebe Witten Gmbh (DEU)
33MER1 Linde Lift Truck Corp. (USA)
49731 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
124537R91 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
331921 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
5330004507396 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
10P1772 White Farm Equipment Co Sub of Tic Investment Inc (USA)
9651LUPH5/L16 Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems (USA)
771A189-023 General Electric Company (USA)
0S35 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
177431H1 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
3110-00-108-9348INTERCHANGEABLE
BEARING,BALL,ANNULAR
136539-15
5815-00-125-4913INTERCHANGEABLE
BAR,PUNCH,TELETYPEWRITER
7443
1650-00-138-3337INTERCHANGEABLE
FITTING,CYLINDER,SHUTTLE VALVE
7443
5330-00-178-4627INTERCHANGEABLE
SEAL,PLAIN ENCASED
0S507
5133-00-233-6415INTERCHANGEABLE
DRILL,TWIST
5330-00-236-1502INTERCHANGEABLE
PKG VEE-RING
50139-1
3010-00-267-4955INTERCHANGEABLE
GRIDMEMBER,COUPLING
14561P389
5120-00-277-1802INTERCHANGEABLE
NUTDRIVER
4730-00-277-8280INTERCHANGEABLE
ELBOW,TUBE
SAE J512 5-5 060201BA
5935-00-341-3100INTERCHANGEABLE
ADAPTER,CONNECTOR
31-4973-1
5340-00-513-2712INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
7128168P4
3020-00-530-8928INTERCHANGEABLE
PULLEY,VARIABLE
7443

Frequently Asked Questions

What is NSN 5330-00-450-7396?

NSN 5330-00-450-7396 is a Seal,plain Encased, manufactured by Deere & Company Dba John Deere Dubuque Works Div John Deere Dubuque Works, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-450-7396?

NSN 5330-00-450-7396 has 30 cross-referenced part numbers: 7443 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 02-20-47411-181 ITEM 20 (Safeguard Powertech Systems), 151-26813 (Danfoss Fluid Power Inc Racine Opn), 66126 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products), 177431H1 (Komatsu American Intl Co) and 25 more.

What NSN replaces 5330-00-450-7396?

There are 12 known substitutes for 5330-00-450-7396: 3110-00-108-9348, 5815-00-125-4913, 1650-00-138-3337 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AT 12820?

Key specifications for AT 12820: Sealing Element Style: ANGULAR-OPPOSED; Housing Bore Diameter: 1.249 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN; Special Features: SEAL PERIPHERY COATED WITH AN ELASTOMERIC OR RESINOUS BORE SEALING COMPOUND; Accommodated Shaft Maximum Rated Speed: 3600 FEET PER MINUTE FT. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-450-7396 still in active supply?

NSN 5330-00-450-7396 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com