PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52138Packing,preformed

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 5330-00-298-0271 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-298-0271 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-298-0271. Primary manufacturer part number: 52138.
Features
  • Packing,preformed — FSC 5330
  • Cross-Sectional Height: 0.125 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC OVERALL
  • FSC Application Data: ENGINE,AIRCRAFT,RECIPROCATING
  • Center Hole Diameter: 9.900 INCHES MINIMUM AND 10.050 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: O-RING
  • 2 verified cross-references
  • Primary manufacturer: Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
Applications
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-00-298-0271, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 5 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: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-298-0271
Primary Part Number52138
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusCANCELLED
Cross-Sectional Height0.125 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC OVERALL
FSC Application DataENGINE,AIRCRAFT,RECIPROCATING
Center Hole Diameter9.900 INCHES MINIMUM AND 10.050 INCHES MAXIMUM IN
Cross-Sectional Shape StyleO-RING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3040-00-392-7756 INTERCHANGEABLE
Pawl
5340-00-598-309635096 INTERCHANGEABLE
Lock,rim
L3harris Technologies, Inc Div Space & Airborne Systems
2815-00-967-32145126932 INTERCHANGEABLE
Camshaft,engine
Rolls-Royce Solutions America Inc
5120-01-478-5589J52138 INTERCHANGEABLE
Wrench Set,socket
The Stanley Works Dba Stanley Proto
Cross-Reference Index
Part NumberManufacturer
52138 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
52138 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
3040-00-392-7756INTERCHANGEABLE
PAWL
5340-00-598-3096INTERCHANGEABLE
LOCK,RIM
35096
2815-00-967-3214INTERCHANGEABLE
CAMSHAFT,ENGINE
5126932
5120-01-478-5589INTERCHANGEABLE
WRENCH SET,SOCKET
J52138

Frequently Asked Questions

What is NSN 5330-00-298-0271?

NSN 5330-00-298-0271 is a Packing,preformed, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-298-0271?

NSN 5330-00-298-0271 has 2 cross-referenced part numbers: 52138 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 52138 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 5330-00-298-0271?

There are 4 known substitutes for 5330-00-298-0271: 3040-00-392-7756, 5340-00-598-3096, 2815-00-967-3214 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52138?

Key specifications for 52138: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC OVERALL; FSC Application Data: ENGINE,AIRCRAFT,RECIPROCATING; Center Hole Diameter: 9.900 INCHES MINIMUM AND 10.050 INCHES MAXIMUM IN. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-298-0271 still in active supply?

NSN 5330-00-298-0271 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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