PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

60-656PC634Seal Ring,metal

Hardie-Tynes Co., Inc. · NSN 5330-00-956-1527 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-956-1527 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-956-1527. Primary manufacturer part number: 60-656PC634.
Features
  • Seal Ring,metal — FSC 5330
  • Joint Style: VERTICAL JOINT
  • Cross-Sectional Shape Style: INSIDE COUNTERBORE, STRAIGHT FACE
  • Ring Style: CONTRACTING CONCENTRIC
  • Inside Diameter: 2.258 INCHES NOMINAL IN
  • Radial Wall Thickness: 1.7470 INCHES NOMINAL IN
  • Material Document and Classification: MIL-B-16261 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: COPPER ALLOY OVERALL
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 5330-00-956-1527, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hardie-Tynes Co., Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 1 manufacturer, 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
NSN5330-00-956-1527
Primary Part Number60-656PC634
Item NameSeal Ring,metal
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerHardie-Tynes Co., Inc.
StatusACTIVE
Joint StyleVERTICAL JOINT
Cross-Sectional Shape StyleINSIDE COUNTERBORE, STRAIGHT FACE
Ring StyleCONTRACTING CONCENTRIC
Inside Diameter2.258 INCHES NOMINAL IN
Radial Wall Thickness1.7470 INCHES NOMINAL IN
Material Document and ClassificationMIL-B-16261 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-010-0138100138 INTERCHANGEABLE
Screw,cap,hexagon Head
Rolls-Royce Solutions America Inc
5330-00-286-8149 INTERCHANGEABLE
Seal,plain Encased
5340-00-389-9271 INTERCHANGEABLE
Seat,helical Compression Spring
5110-00-796-684760656 INTERCHANGEABLE
Punch,nibbling Tool
Adel Tool Co
4720-00-933-587803-5107 INTERCHANGEABLE
Hose,nonmetallic
Bacharach, Inc.
3120-00-950-1874590-356 INTERCHANGEABLE
Bushing,sleeve
Steward Machine Co Inc
2825-00-950-1881 INTERCHANGEABLE
Collar,blower
3110-00-950-1887 INTERCHANGEABLE
Bearing,blower
2825-00-950-1888591-578AP INTERCHANGEABLE
Sleeve,blower
Acme Products & Engineering Inc
5365-00-950-1891 INTERCHANGEABLE
Bushing,blower
Cross-Reference Index
Part NumberManufacturer
60-656PC634 Hardie-Tynes Co., Inc. (USA)
60-594 Hardie-Tynes Co., Inc. (USA)
60-656 Hardie-Tynes Co., Inc. (USA)
60-606 Hardie-Tynes Co., Inc. (USA)
60-606PC634 Hardie-Tynes Co., Inc. (USA)
594-634 Hardie-Tynes Co., Inc. (USA)
60-594PC634 Hardie-Tynes Co., Inc. (USA)
Related Parts
5305-00-010-0138INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
100138
5330-00-286-8149INTERCHANGEABLE
SEAL,PLAIN ENCASED
5340-00-389-9271INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
5110-00-796-6847INTERCHANGEABLE
PUNCH,NIBBLING TOOL
60656
4720-00-933-5878INTERCHANGEABLE
HOSE,NONMETALLIC
03-5107
3120-00-950-1874INTERCHANGEABLE
BUSHING,SLEEVE
590-356
2825-00-950-1881INTERCHANGEABLE
COLLAR,BLOWER
3110-00-950-1887INTERCHANGEABLE
BEARING,BLOWER
2825-00-950-1888INTERCHANGEABLE
SLEEVE,BLOWER
591-578AP
5365-00-950-1891INTERCHANGEABLE
BUSHING,BLOWER
4820-00-950-1894INTERCHANGEABLE
STEM,FLUID VALVE
591-603
4820-00-950-1898INTERCHANGEABLE
STEM,PLUG,BLOWER
591-611

Frequently Asked Questions

What is NSN 5330-00-956-1527?

NSN 5330-00-956-1527 is a Seal Ring,metal, manufactured by Hardie-Tynes Co., Inc., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-956-1527?

NSN 5330-00-956-1527 has 7 cross-referenced part numbers: 60-656PC634 (Hardie-Tynes Co., Inc.), 60-594 (Hardie-Tynes Co., Inc.), 60-656 (Hardie-Tynes Co., Inc.), 60-606 (Hardie-Tynes Co., Inc.), 60-606PC634 (Hardie-Tynes Co., Inc.) and 2 more.

What NSN replaces 5330-00-956-1527?

There are 12 known substitutes for 5330-00-956-1527: 5305-00-010-0138, 5330-00-286-8149, 5340-00-389-9271 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 60-656PC634?

Key specifications for 60-656PC634: Joint Style: VERTICAL JOINT; Cross-Sectional Shape Style: INSIDE COUNTERBORE, STRAIGHT FACE; Ring Style: CONTRACTING CONCENTRIC; Overall Width: 0.2170 INCHES NOMINAL IN. 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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