PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40337SSeal,plain Encased

Federal-Mogul Corp Government Sales Dept · NSN 5330-00-069-5003 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-069-5003 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-069-5003. Primary manufacturer part number: 40337S.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 2.500 INCHES NOMINAL IN
  • Case Style: SQUARE
  • Seal Width: 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
  • Material: LEATHER SEALING ELEMENT
  • Material: STEEL CASE
  • Housing Bore Diameter: 3.150 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 900 FEET PER MINUTE FT
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Leather Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-069-5003, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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
NSN5330-00-069-5003
Primary Part Number40337S
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusACTIVE
Accommodated Shaft Diameter2.500 INCHES NOMINAL IN
Case StyleSQUARE
Seal Width0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
MaterialLEATHER SEALING ELEMENT
MaterialSTEEL CASE
Housing Bore Diameter3.150 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed900 FEET PER MINUTE FT
Sealing Element StyleANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2530-00-140-39373969 INTERCHANGEABLE
Tie Rod End,steering
Pdi Ground Support Systems, Inc.
2990-00-393-5603041219 INTERCHANGEABLE
Seat,spring
Woodward, Inc.
5306-00-499-9202924629 INTERCHANGEABLE
Bolt,shoulder
Chrysler Realty Company Llc Dba Daimler Chrysler
5950-00-529-000240-337 INTERCHANGEABLE
Transformer,power
Ohmega Solenoid Co Inc
5950-00-724-2331809000-338 INTERCHANGEABLE
Transformer,radio Frequency
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
6220-01-293-758340337 INTERCHANGEABLE
Light,landing,aircraft
Grimes Aerospace Company
Cross-Reference Index
Part NumberManufacturer
40337S PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
314G216 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
40337 Federal-Mogul Corp Government Sales Dept (USA)
40337 Federal-Mogul Corp Chassis Products Div (USA)
Related Parts
2530-00-140-3937INTERCHANGEABLE
TIE ROD END,STEERING
3969
2990-00-393-5603INTERCHANGEABLE
SEAT,SPRING
041219
5306-00-499-9202INTERCHANGEABLE
BOLT,SHOULDER
924629
5950-00-529-0002INTERCHANGEABLE
TRANSFORMER,POWER
40-337
5950-00-724-2331INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
809000-338
6220-01-293-7583INTERCHANGEABLE
LIGHT,LANDING,AIRCRAFT
40337

Frequently Asked Questions

What is NSN 5330-00-069-5003?

NSN 5330-00-069-5003 is a Seal,plain Encased, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-069-5003?

NSN 5330-00-069-5003 has 5 cross-referenced part numbers: 40337S (Federal-Mogul Corp Government Sales Dept), 314G216 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 40337 (Federal-Mogul Corp Government Sales Dept), 40337 (Federal-Mogul Corp Chassis Products Div).

What NSN replaces 5330-00-069-5003?

There are 6 known substitutes for 5330-00-069-5003: 2530-00-140-3937, 2990-00-393-5603, 5306-00-499-9202 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40337S?

Key specifications for 40337S: Accommodated Shaft Diameter: 2.500 INCHES NOMINAL IN; Case Style: SQUARE; Seal Width: 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Material: LEATHER SEALING ELEMENT. 8 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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