PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8432804Seal Ring,metal

Army, United States Department of the Dba Rock Island Arsenal Jmtc · NSN 5330-00-937-5687 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-937-5687 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-937-5687. Primary manufacturer part number: 8432804.
Features
  • Seal Ring,metal — FSC 5330
  • Metallic Hardness Rating: 217.0 MINIMUM BRINELL HULTGREN AND 248.0 MAXIMUM BRINELL HULTGREN
  • Outside Diameter: 3.500 INCHES MINIMUM AND 3.502 INCHES MAXIMUM IN
  • Ring Style: EXPANDING CONCENTRIC
  • Radial Wall Thickness: 0.1250 INCHES NOMINAL IN
  • Material: COPPER ALLOY OVERALL
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
  • Criticality Code Justification: ACXJ AND ABKV
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Copper Alloy Overall construction
General Description

The Seal Ring,metal, cataloged under National Stock Number 5330-00-937-5687, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-937-5687
Primary Part Number8432804
Item NameSeal Ring,metal
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerArmy, United States Department of the Dba Rock Island Arsenal Jmtc
StatusACTIVE
Metallic Hardness Rating217.0 MINIMUM BRINELL HULTGREN AND 248.0 MAXIMUM BRINELL HULTGREN
Outside Diameter3.500 INCHES MINIMUM AND 3.502 INCHES MAXIMUM IN
Ring StyleEXPANDING CONCENTRIC
Radial Wall Thickness0.1250 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Criticality Code JustificationACXJ AND ABKV
Joint StyleVERTICAL JOINT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5120-01-073-32983695-5 INTERCHANGEABLE
Tang Breakoff Tool,screw Thread
Stanley Engineered Fastening Llc
4140-01-143-7180 INTERCHANGEABLE
Impeller,fan,axial
4310-01-241-1240 INTERCHANGEABLE
Vacuum Attachment
3040-01-415-743536955 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
8432804 PRIMARY Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
3-6955 Precision Rings Incorporated (USA)
Related Parts
5120-01-073-3298INTERCHANGEABLE
TANG BREAKOFF TOOL,SCREW THREAD
3695-5
4140-01-143-7180INTERCHANGEABLE
IMPELLER,FAN,AXIAL
4310-01-241-1240INTERCHANGEABLE
VACUUM ATTACHMENT
3040-01-415-7435INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
36955

Frequently Asked Questions

What is NSN 5330-00-937-5687?

NSN 5330-00-937-5687 is a Seal Ring,metal, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-937-5687?

NSN 5330-00-937-5687 has 2 cross-referenced part numbers: 8432804 (Army, United States Department of the Dba Rock Island Arsenal Jmtc), 3-6955 (Precision Rings Incorporated).

What NSN replaces 5330-00-937-5687?

There are 4 known substitutes for 5330-00-937-5687: 5120-01-073-3298, 4140-01-143-7180, 4310-01-241-1240 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8432804?

Key specifications for 8432804: Metallic Hardness Rating: 217.0 MINIMUM BRINELL HULTGREN AND 248.0 MAXIMUM BRINELL HULTGREN; Outside Diameter: 3.500 INCHES MINIMUM AND 3.502 INCHES MAXIMUM IN; Overall Width: 0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN; Ring Style: EXPANDING CONCENTRIC. 9 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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