PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X552882Seal,plain

Bal Seal Engineering, Inc. · NSN 5330-01-133-4500 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-133-4500 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-133-4500. Primary manufacturer part number: X552882.
Features
  • Seal,plain — FSC 5330
  • Construction: SPLIT
  • Seal Width: 0.084 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
  • Material: STEEL COMP 302 SPRING
  • Housing Bore Diameter: 0.499 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: C-SECTION W/ HELICAL SPRING
  • Accommodated Shaft Diameter: 0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
  • Material Document and Classification: QQ-W-423,COMP 302 FED SPEC SINGLE MATERIAL RESPONSE SPRING
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Comp 302 Spring construction
General Description

The Seal,plain, cataloged under National Stock Number 5330-01-133-4500, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bal Seal Engineering, Inc.. Government technical data includes 7 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-133-4500
Primary Part NumberX552882
Item NameSeal,plain
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerBal Seal Engineering, Inc.
StatusACTIVE
ConstructionSPLIT
Seal Width0.084 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
MaterialSTEEL COMP 302 SPRING
Housing Bore Diameter0.499 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN
Cross-Sectional Shape StyleC-SECTION W/ HELICAL SPRING
Accommodated Shaft Diameter0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
Material Document and ClassificationQQ-W-423,COMP 302 FED SPEC SINGLE MATERIAL RESPONSE SPRING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2530-00-106-5566300012 INTERCHANGEABLE
Cylinder,hydraulic Brake,wheel
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5340-00-629-982830-001-2 INTERCHANGEABLE
Clevis,rod End
Textron Systems Corporation Dba Textron Systems Corp
5935-01-066-9425GP825DV1 INTERCHANGEABLE
Plug,tip
Northrop Grumman Systems Corporation
4730-01-124-81063000-12 INTERCHANGEABLE
Coupling Assembly,quick Disconne
Tuthill Corp Hansen Coupling Div
4720-01-174-15863000-12 INTERCHANGEABLE
Hose,nonmetallic
Eaton Corp
4820-01-193-1407 INTERCHANGEABLE
Valve,regulator
5330-01-233-2062300012 INTERCHANGEABLE
Gasket
Kold-Ban International Ltd Div Kbi
6350-01-270-68925029329-006-103 INTERCHANGEABLE
Horn,signal
Lockheed Martin Corporation Div Lockheed Martin Systems & Global Solutions
4140-01-317-1172000530 INTERCHANGEABLE
Fan,circulating
Palm Industries Inc
6515-01-371-6418300-012 INTERCHANGEABLE
Gloves,utility,medical
Health-Sonics Corporation
Cross-Reference Index
Part NumberManufacturer
10116731 Nimikkeistokeskus Ncb Finland (FIN)
300-012 Bal Seal Engineering, Inc. (USA)
651-077-9106 Proponent, Inc. Dba Proponent (USA)
651-077-9106 Honeywell International Inc. Div Aerospace - Torrance (USA)
X552882 PRIMARY Bal Seal Engineering, Inc. (USA)
Related Parts
2530-00-106-5566INTERCHANGEABLE
CYLINDER,HYDRAULIC BRAKE,WHEEL
300012
5340-00-629-9828INTERCHANGEABLE
CLEVIS,ROD END
30-001-2
5935-01-066-9425INTERCHANGEABLE
PLUG,TIP
GP825DV1
4730-01-124-8106INTERCHANGEABLE
COUPLING ASSEMBLY,QUICK DISCONNE
3000-12
4720-01-174-1586INTERCHANGEABLE
HOSE,NONMETALLIC
3000-12
4820-01-193-1407INTERCHANGEABLE
VALVE,REGULATOR
5330-01-233-2062INTERCHANGEABLE
GASKET
300012
6350-01-270-6892INTERCHANGEABLE
HORN,SIGNAL
5029329-006-103
4140-01-317-1172INTERCHANGEABLE
FAN,CIRCULATING
000530
6515-01-371-6418INTERCHANGEABLE
GLOVES,UTILITY,MEDICAL
300-012
4210-01-518-5343INTERCHANGEABLE
LADDER,FIRE,SINGLE
30-0012-010

Frequently Asked Questions

What is NSN 5330-01-133-4500?

NSN 5330-01-133-4500 is a Seal,plain, manufactured by Bal Seal Engineering, Inc., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-133-4500?

NSN 5330-01-133-4500 has 5 cross-referenced part numbers: 10116731 (Nimikkeistokeskus Ncb Finland), 300-012 (Bal Seal Engineering, Inc.), 651-077-9106 (Proponent, Inc. Dba Proponent), 651-077-9106 (Honeywell International Inc. Div Aerospace - Torrance), X552882 (Bal Seal Engineering, Inc.).

What NSN replaces 5330-01-133-4500?

There are 11 known substitutes for 5330-01-133-4500: 2530-00-106-5566, 5340-00-629-9828, 5935-01-066-9425 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of X552882?

Key specifications for X552882: Construction: SPLIT; Seal Width: 0.084 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Material: STEEL COMP 302 SPRING; Housing Bore Diameter: 0.499 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN. 7 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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