PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4980Seal,plain Encased

Skf Usa Inc. Dba Skf Aerospace Sealing Solutions · NSN 5330-00-997-6337 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-997-6337 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-997-6337. Primary manufacturer part number: 4980.
Features
  • Seal,plain Encased — FSC 5330
  • Outside Diameter: 1.003 INCHES NOMINAL IN
  • Housing Bore Diameter: 1.003 INCHES NOMINAL IN
  • Case Style: SQUARE
  • Seal Width: 0.250 INCHES NOMINAL IN
  • Surface Treatment: CADMIUM CASE
  • Accommodated Shaft Diameter: 0.500 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-997-6337, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Skf Usa Inc. Dba Skf Aerospace Sealing Solutions. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-997-6337
Primary Part Number4980
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSkf Usa Inc. Dba Skf Aerospace Sealing Solutions
StatusCANCELLED
Outside Diameter1.003 INCHES NOMINAL IN
Housing Bore Diameter1.003 INCHES NOMINAL IN
Case StyleSQUARE
Seal Width0.250 INCHES NOMINAL IN
Surface TreatmentCADMIUM CASE
Accommodated Shaft Diameter0.500 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
MaterialSTEEL CASE
Sealing Element StyleANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
3040-00-164-0670 INTERCHANGEABLE
Detent Plate
6810-00-754-25484980-04 INTERCHANGEABLE
Petroleum Ether
Avantor Performance Materials, Inc.
1560-00-778-7359 INTERCHANGEABLE
Cover,access,aircraft
6105-01-144-14034980 INTERCHANGEABLE
Motor,alternating Current
Hoyt Corporation
7510-01-159-9959119-134 INTERCHANGEABLE
Ribbon,inking
Data General Corporation
4820-01-317-4346 INTERCHANGEABLE
Valve,float
4730-01-317-48944980D-G502 INTERCHANGEABLE
Trap,moisture
Howell Laboratories Inc Dba Howell Laboratories Inc
5330-01-346-0305 INTERCHANGEABLE
Gasket
Cross-Reference Index
Part NumberManufacturer
4980 PRIMARY Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
HPPSL30-1 Helicopter Parts Service Inc (USA)
516519 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
HPPSL30-1 Hiller Aircraft Corporation (USA)
Related Parts
3040-00-164-0670INTERCHANGEABLE
DETENT PLATE
6810-00-754-2548INTERCHANGEABLE
PETROLEUM ETHER
4980-04
1560-00-778-7359INTERCHANGEABLE
COVER,ACCESS,AIRCRAFT
6105-01-144-1403INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
4980
7510-01-159-9959INTERCHANGEABLE
RIBBON,INKING
119-134
4820-01-317-4346INTERCHANGEABLE
VALVE,FLOAT
4730-01-317-4894INTERCHANGEABLE
TRAP,MOISTURE
4980D-G502
5330-01-346-0305INTERCHANGEABLE
GASKET

Frequently Asked Questions

What is NSN 5330-00-997-6337?

NSN 5330-00-997-6337 is a Seal,plain Encased, manufactured by Skf Usa Inc. Dba Skf Aerospace Sealing Solutions, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-997-6337?

NSN 5330-00-997-6337 has 4 cross-referenced part numbers: 4980 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), HPPSL30-1 (Helicopter Parts Service Inc), 516519 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), HPPSL30-1 (Hiller Aircraft Corporation).

What NSN replaces 5330-00-997-6337?

There are 8 known substitutes for 5330-00-997-6337: 3040-00-164-0670, 6810-00-754-2548, 1560-00-778-7359 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4980?

Key specifications for 4980: Outside Diameter: 1.003 INCHES NOMINAL IN; Housing Bore Diameter: 1.003 INCHES NOMINAL IN; Case Style: SQUARE; Seal Width: 0.250 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-997-6337 still in active supply?

NSN 5330-00-997-6337 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.
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