PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8138Seal Ring,metal

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5330-00-168-5070 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-168-5070 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-168-5070. Primary manufacturer part number: 8138.
Features
  • Seal Ring,metal — FSC 5330
  • Material: IRON OVERALL
  • Ring Style: EXPANDING CONCENTRIC
  • Radial Wall Thickness: 0.0960 INCHES MINIMUM AND 0.1060 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
  • Metallic Hardness Rating: 97.0 MINIMUM ROCKWELL B AND 104.0 MAXIMUM ROCKWELL B
  • Outside Diameter: 3.2160 INCHES NOMINAL IN
  • Joint Style: VERTICAL JOINT
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Iron Overall construction
General Description

The Seal Ring,metal, cataloged under National Stock Number 5330-00-168-5070, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 7 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-168-5070
Primary Part Number8138
Item NameSeal Ring,metal
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
MaterialIRON OVERALL
Ring StyleEXPANDING CONCENTRIC
Radial Wall Thickness0.0960 INCHES MINIMUM AND 0.1060 INCHES MAXIMUM IN
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Metallic Hardness Rating97.0 MINIMUM ROCKWELL B AND 104.0 MAXIMUM ROCKWELL B
Outside Diameter3.2160 INCHES NOMINAL IN
Joint StyleVERTICAL JOINT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5935-00-017-44158138 INTERCHANGEABLE
Connector,receptacle,electrical
Bae Systems Information & Electronic Systems Integration Inc.
3930-00-107-00428138 INTERCHANGEABLE
Lock
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5330-00-113-851060349 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5935-00-171-3037 INTERCHANGEABLE
Connector,receptacle,electrical
7050-00-420-1358718441-1 INTERCHANGEABLE
Converter,digital to Analog
Raytheon Company
5998-01-025-1051 INTERCHANGEABLE
Circuit Card Assembly
5910-01-142-126307-08138-OA INTERCHANGEABLE
Capacitor
Ballantine Laboratories Inc
5355-01-147-40948138 INTERCHANGEABLE
Knob
Cole Hersee Company
4730-01-295-7187 INTERCHANGEABLE
Bushing,pipe
5340-01-646-67258138 INTERCHANGEABLE
Bracket,mounting
Teledyne Flir Unmanned Ground Systems, Inc
Cross-Reference Index
Part NumberManufacturer
8138 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
8138 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
5935-00-017-4415INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8138
3930-00-107-0042INTERCHANGEABLE
LOCK
8138
5330-00-113-8510INTERCHANGEABLE
SEAL,PLAIN ENCASED
60349
5935-00-171-3037INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7050-00-420-1358INTERCHANGEABLE
CONVERTER,DIGITAL TO ANALOG
718441-1
5998-01-025-1051INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5910-01-142-1263INTERCHANGEABLE
CAPACITOR
07-08138-OA
5355-01-147-4094INTERCHANGEABLE
KNOB
8138
4730-01-295-7187INTERCHANGEABLE
BUSHING,PIPE
5340-01-646-6725INTERCHANGEABLE
BRACKET,MOUNTING
8138

Frequently Asked Questions

What is NSN 5330-00-168-5070?

NSN 5330-00-168-5070 is a Seal Ring,metal, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-168-5070?

NSN 5330-00-168-5070 has 2 cross-referenced part numbers: 8138 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 8138 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 5330-00-168-5070?

There are 10 known substitutes for 5330-00-168-5070: 5935-00-017-4415, 3930-00-107-0042, 5330-00-113-8510 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8138?

Key specifications for 8138: Material: IRON OVERALL; Ring Style: EXPANDING CONCENTRIC; Radial Wall Thickness: 0.0960 INCHES MINIMUM AND 0.1060 INCHES MAXIMUM IN; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE. 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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