PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7748651Seal,plain Encased

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5330-00-733-4733 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-733-4733 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-733-4733. Primary manufacturer part number: 7748651.
Features
  • Seal,plain Encased — FSC 5330
  • Housing Bore Diameter: 4.001 INCHES MINIMUM AND 4.004 INCHES MAXIMUM IN
  • Material: STEEL CASE
  • Accommodated Shaft Diameter: 2.281 INCHES MINIMUM AND 2.313 INCHES MAXIMUM IN
  • 3 verified cross-references
  • Primary manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-733-4733, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5330-00-733-4733
Primary Part Number7748651
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Housing Bore Diameter4.001 INCHES MINIMUM AND 4.004 INCHES MAXIMUM IN
MaterialSTEEL CASE
Accommodated Shaft Diameter2.281 INCHES MINIMUM AND 2.313 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-259-54202754-4 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
6625-00-440-90565080-0011 INTERCHANGEABLE
Counter,decade
Keysight Technologies Inc
4310-00-657-679027544 INTERCHANGEABLE
Deflector,air Cleaner,intake
Drs Environmental Systems Inc
5340-00-680-376127544 INTERCHANGEABLE
Bumper
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5960-00-736-0213100042 INTERCHANGEABLE
Electron Tube
Servo Corporation of America
5940-00-764-9050 INTERCHANGEABLE
Terminal,stud
3110-00-773-955410122432 INTERCHANGEABLE
Bearing,ball,annular
Us Army Aviation and Missile Command
6150-00-893-2331100042 INTERCHANGEABLE
Lead,electrical
Mission Systems Davenport Inc.
1680-00-910-134410-0042 INTERCHANGEABLE
Flange Bearing,quad
Smyth Aerospace Manufacturing Ltd
5342-00-933-3852100042 INTERCHANGEABLE
Bracket,brake Hose
Cadillac Gage Textron Inc.
Cross-Reference Index
Part NumberManufacturer
27544 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
100042 Federal-Mogul Corp Chassis Products Div (USA)
7748651 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5945-00-259-5420INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
2754-4
6625-00-440-9056INTERCHANGEABLE
COUNTER,DECADE
5080-0011
4310-00-657-6790INTERCHANGEABLE
DEFLECTOR,AIR CLEANER,INTAKE
27544
5340-00-680-3761INTERCHANGEABLE
BUMPER
27544
5960-00-736-0213INTERCHANGEABLE
ELECTRON TUBE
100042
5940-00-764-9050INTERCHANGEABLE
TERMINAL,STUD
3110-00-773-9554INTERCHANGEABLE
BEARING,BALL,ANNULAR
10122432
6150-00-893-2331INTERCHANGEABLE
LEAD,ELECTRICAL
100042
1680-00-910-1344INTERCHANGEABLE
FLANGE BEARING,QUAD
10-0042
5342-00-933-3852INTERCHANGEABLE
BRACKET,BRAKE HOSE
100042
2590-01-077-4709INTERCHANGEABLE
CONTROL ASSEMBLY,PUSH-PULL
5360-01-160-7325INTERCHANGEABLE
SPRING
27544

Frequently Asked Questions

What is NSN 5330-00-733-4733?

NSN 5330-00-733-4733 is a Seal,plain Encased, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-733-4733?

NSN 5330-00-733-4733 has 3 cross-referenced part numbers: 27544 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 100042 (Federal-Mogul Corp Chassis Products Div), 7748651 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 5330-00-733-4733?

There are 12 known substitutes for 5330-00-733-4733: 5945-00-259-5420, 6625-00-440-9056, 4310-00-657-6790 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7748651?

Key specifications for 7748651: Housing Bore Diameter: 4.001 INCHES MINIMUM AND 4.004 INCHES MAXIMUM IN; Material: STEEL CASE; Accommodated Shaft Diameter: 2.281 INCHES MINIMUM AND 2.313 INCHES MAXIMUM IN. 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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