PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

98418R1Retainer,packing

Navistar International Corporation Dba Navistar · NSN 5330-00-737-6721 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-737-6721 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-737-6721. Primary manufacturer part number: 98418R1.
Features
  • Retainer,packing — FSC 5330
  • Cross-Sectional Height: 0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Center Hole Diameter: 0.377 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: CUP
  • Cross-Sectional Thickness: 0.361 INCHES NOMINAL IN
  • Peripheral Diameter: 1.225 INCHES MINIMUM AND 1.235 INCHES MAXIMUM IN
  • 11 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Retainer,packing, cataloged under National Stock Number 5330-00-737-6721, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navistar International Corporation Dba Navistar. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-737-6721
Primary Part Number98418R1
Item NameRetainer,packing
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNavistar International Corporation Dba Navistar
StatusACTIVE
Cross-Sectional Height0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Center Hole Diameter0.377 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
Cross-Sectional Shape StyleCUP
Cross-Sectional Thickness0.361 INCHES NOMINAL IN
Peripheral Diameter1.225 INCHES MINIMUM AND 1.235 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-122-1921375808 INTERCHANGEABLE
Seal
Woodward, Inc.
5985-01-044-9316802374-1 INTERCHANGEABLE
Dummy Load,electrical
Raytheon Company Dba Raytheon
5962-01-148-3381 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
98418R1 Navistar International Corporation Dba Navistar (USA)
0853552100 Arquus (FRA)
KC8947 Diamond Reo Truck Co (USA)
375808 Communication Associates Inc (USA)
262140 Garrett Motion France a (FRA)
227G183 Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA)
227G183 General Motors Llc Dba General Motors Llc (USA)
5330007376721 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
2277183 Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA)
7376721 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
2277183 General Motors Llc Dba General Motors Llc (USA)
Related Parts
5330-00-122-1921INTERCHANGEABLE
SEAL
375808
5985-01-044-9316INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
802374-1
5962-01-148-3381INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5330-00-737-6721?

NSN 5330-00-737-6721 is a Retainer,packing, manufactured by Navistar International Corporation Dba Navistar, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-737-6721?

NSN 5330-00-737-6721 has 11 cross-referenced part numbers: 98418R1 (Navistar International Corporation Dba Navistar), 0853552100 (Arquus), KC8947 (Diamond Reo Truck Co), 375808 (Communication Associates Inc), 262140 (Garrett Motion France a) and 6 more.

What NSN replaces 5330-00-737-6721?

There are 3 known substitutes for 5330-00-737-6721: 5330-00-122-1921, 5985-01-044-9316, 5962-01-148-3381. Verify interchangeability with system specifications before substitution.

What are the specifications of 98418R1?

Key specifications for 98418R1: Cross-Sectional Height: 0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN; Material: STEEL OVERALL; Center Hole Diameter: 0.377 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN; Cross-Sectional Shape Style: CUP. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com