PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS21922-6CSleeve,clinch,tube Fitting

Sae International Dba Sae International · NSN 4730-00-618-7621 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-618-7621 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-618-7621. Primary manufacturer part number: MS21922-6C.
Features
  • Sleeve,clinch,tube Fitting — FSC 4730
  • Surface Treatment: PASSIVATE
  • Flange Outside Diameter: 0.484 INCHES NOMINAL IN
  • Hose/tube Outside Diameter for Which Designed: 0.375 INCHES NOMINAL IN
  • Seat Angle in Deg: 35.0
  • Sleeve Outside Diameter: 0.435 INCHES NOMINAL IN
  • Flange Width: 0.060 INCHES NOMINAL IN
  • Style Designator: FLARELESS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 630 construction
General Description

The Sleeve,clinch,tube Fitting, cataloged under National Stock Number 4730-00-618-7621, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 10 manufacturers, 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
NSN4730-00-618-7621
Primary Part NumberMS21922-6C
Item NameSleeve,clinch,tube Fitting
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
Surface TreatmentPASSIVATE
Flange Outside Diameter0.484 INCHES NOMINAL IN
Hose/tube Outside Diameter for Which Designed0.375 INCHES NOMINAL IN
Seat Angle in Deg35.0
Sleeve Outside Diameter0.435 INCHES NOMINAL IN
Flange Width0.060 INCHES NOMINAL IN
Style DesignatorFLARELESS
MaterialSTEEL COMP 630
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-289-8618MS21922-3 INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
4730-00-289-8619MS21922-4 INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
4730-00-289-8620MS21922-5 INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
4730-00-289-8623MS21922-16 INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
4730-00-289-8624MS21922-20 INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
4730-00-541-7725MS21922-10 INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
4730-00-542-2813MS21922-2C INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
4730-00-580-2120MS21922-8 INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
4730-00-684-4041MS21922-16C INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
4730-00-729-7034MS21922-20C INTERCHANGEABLE
Sleeve,clinch,tube Fitting
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
21922-6C Marshall of Cambridge Aerospace Limited (GBR)
MS21922-6C Globe Aerospace Inc (USA)
MS21922-6C Marshall of Cambridge Aerospace Limited (GBR)
MS21922-6C Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
SAE-AS18280 Sae International Dba Sae International (USA)
MS21922-6C PRIMARY Sae International Dba Sae International (USA)
AS21922-6C Society of Automotive Engineers Inc (USA)
MS21922-6C Faber Enterprises, Inc. Div Faber Enterprise Inc (USA)
MS21922-6C Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
MILF18280 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS21922-6C Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AS21922 Society of Automotive Engineers Inc (USA)
MS21922-6C Dana Corp Weatherhead Div (USA)
AS18280 Society of Automotive Engineers Inc (USA)
AS21922-6C Sae International Dba Sae International (USA)
AS21922 Sae International Dba Sae International (USA)
AS18280 Sae International Dba Sae International (USA)
Related Parts
4730-00-289-8618INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-3
4730-00-289-8619INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-4
4730-00-289-8620INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-5
4730-00-289-8623INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-16
4730-00-289-8624INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-20
4730-00-541-7725INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-10
4730-00-542-2813INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-2C
4730-00-580-2120INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-8
4730-00-684-4041INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-16C
4730-00-729-7034INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-20C
4730-00-729-7035INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-3C
4730-00-729-7037INTERCHANGEABLE
SLEEVE,CLINCH,TUBE FITTING
MS21922-24C

Frequently Asked Questions

What is NSN 4730-00-618-7621?

NSN 4730-00-618-7621 is a Sleeve,clinch,tube Fitting, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-618-7621?

NSN 4730-00-618-7621 has 17 cross-referenced part numbers: 21922-6C (Marshall of Cambridge Aerospace Limited), MS21922-6C (Globe Aerospace Inc), MS21922-6C (Marshall of Cambridge Aerospace Limited), MS21922-6C (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), SAE-AS18280 (Sae International Dba Sae International) and 12 more.

What NSN replaces 4730-00-618-7621?

There are 12 known substitutes for 4730-00-618-7621: 4730-00-289-8618, 4730-00-289-8619, 4730-00-289-8620 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS21922-6C?

Key specifications for MS21922-6C: Surface Treatment: PASSIVATE; Flange Outside Diameter: 0.484 INCHES NOMINAL IN; Hose/tube Outside Diameter for Which Designed: 0.375 INCHES NOMINAL IN; Seat Angle in Deg: 35.0. 10 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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