PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

451-0468Reducer,tube

Contitech Usa, Inc. · NSN 4730-00-805-5097 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-805-5097 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-805-5097. Primary manufacturer part number: 451-0468.
Features
  • Reducer,tube — FSC 4730
  • Nominal Overall Length: 1.406 INCHES IN
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
  • Seat Angle: 37.0 DEGREES ALL ENDS
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES SECOND END IN
  • Nondefinitive Spec/std Data: 2B FIGURE
  • Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 1137 Overall construction
General Description

The Reducer,tube, cataloged under National Stock Number 4730-00-805-5097, 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 Contitech Usa, Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-805-5097
Primary Part Number451-0468
Item NameReducer,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerContitech Usa, Inc.
StatusCANCELLED
Nominal Overall Length1.406 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
Seat Angle37.0 DEGREES ALL ENDS
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Outside Diameter Tube Accommodated0.250 INCHES SECOND END IN
Nondefinitive Spec/std Data2B FIGURE
Nominal Outside Diameter Tube Accommodated0.375 INCHES FIRST END IN
Reducer TypeCONCENTRIC
Nominal Thread Size0.438 INCHES SECOND END IN
Nominal Thread Size0.562 INCHES FIRST END IN
Specification/standard Data96906-MS24399 GOVERNMENT STANDARD AND 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Thread Class3A ALL ENDS A
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Connection StyleFLARED (TUBE) ALL ENDS
MaterialSTEEL COMP 1137 OVERALL
Surface Treatment Document and ClassificationJ514 ASSN STD SINGLE TREATMENT RESPONSE AND QQ-P-416, TY 1, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5365-00-085-347417627 INTERCHANGEABLE
Shim
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
4730-00-187-3600AS5174-0604 INTERCHANGEABLE
Reducer,boss
Sae International Dba Sae International
4730-00-755-74684000-16 INTERCHANGEABLE
Coupling Assembly,quick Disconne
Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division
5305-00-806-9739 INTERCHANGEABLE
Screw,machine
5315-01-395-780417627 INTERCHANGEABLE
Pin,straight,headless
Westerbeke Corporation
6665-01-587-10857043 INTERCHANGEABLE
Case,storage and Transport,indic
Bnc Corp.
Cross-Reference Index
Part NumberManufacturer
451-0468 Contitech Usa, Inc. (USA)
6-4 070101 Society of Automotive Engineers Inc (USA)
MS24399-7 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
451-0468 Anchor Swan Corp Sub of Amerace Corp (USA)
1128HM40119 Northrop Grumman Systems Corporation (USA)
MIL-F-5509A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
6-4 070101CA Society of Automotive Engineers Inc (USA)
J514 Society of Automotive Engineers Inc (USA)
17627 Hyster-Yale Group, Inc. (USA)
1128HM40119-11 Northrop Grumman Systems Corporation (USA)
2027-6-4S Danfoss Power Solutions II, Llc (USA)
Related Parts
5365-00-085-3474INTERCHANGEABLE
SHIM
17627
4730-00-187-3600INTERCHANGEABLE
REDUCER,BOSS
AS5174-0604
4730-00-755-7468INTERCHANGEABLE
COUPLING ASSEMBLY,QUICK DISCONNE
4000-16
5305-00-806-9739INTERCHANGEABLE
SCREW,MACHINE
5315-01-395-7804INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
17627
6665-01-587-1085INTERCHANGEABLE
CASE,STORAGE AND TRANSPORT,INDIC
7043

Frequently Asked Questions

What is NSN 4730-00-805-5097?

NSN 4730-00-805-5097 is a Reducer,tube, manufactured by Contitech Usa, Inc., classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-805-5097?

NSN 4730-00-805-5097 has 11 cross-referenced part numbers: 451-0468 (Contitech Usa, Inc.), 6-4 070101 (Society of Automotive Engineers Inc), MS24399-7 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 451-0468 (Anchor Swan Corp Sub of Amerace Corp), 1128HM40119 (Northrop Grumman Systems Corporation) and 6 more.

What NSN replaces 4730-00-805-5097?

There are 6 known substitutes for 4730-00-805-5097: 5365-00-085-3474, 4730-00-187-3600, 4730-00-755-7468 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 451-0468?

Key specifications for 451-0468: Nominal Overall Length: 1.406 INCHES IN; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS; Seat Angle: 37.0 DEGREES ALL ENDS; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-805-5097 still in active supply?

NSN 4730-00-805-5097 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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