PartsTable TECHNICAL DATA SHEET
SEPTEMBER 2026Technical Data Sheet

HI86Adapter,straight,pipe to Hose

Formrite Tube Co · NSN 4730-00-406-6991 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-406-6991 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-406-6991. Primary manufacturer part number: HI86.
Features
  • Adapter,straight,pipe to Hose — FSC 4730
  • Connection Type: UNTHREADED EXTERNAL HOSE SECOND END
  • Surface Treatment: CADMIUM OR ZINC AND CHROMATE OVERALL
  • Nominal Inside Diameter Hose Accommodated: 0.500 INCHES SECOND END IN
  • Material: STEEL OVERALL
  • Nominal Pipe Size Accommodated: 0.375 INCHES FIRST END IN
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Connection Style: PLAIN (PIPE) FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-00-406-6991, 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 Formrite Tube Co. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System. This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the government interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-406-6991
Primary Part NumberHI86
Item NameAdapter,straight,pipe to Hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFormrite Tube Co
StatusACTIVE
Connection TypeUNTHREADED EXTERNAL HOSE SECOND END
Surface TreatmentCADMIUM OR ZINC AND CHROMATE OVERALL
Nominal Inside Diameter Hose Accommodated0.500 INCHES SECOND END IN
MaterialSTEEL OVERALL
Nominal Pipe Size Accommodated0.375 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Connection StylePLAIN (PIPE) FIRST END
Nominal Overall Length2.250 INCHES IN
Thread Series DesignatorNPTF FIRST END
Nominal Thread Size0.375 INCHES FIRST END IN
Connection StyleBEADED (HOSE) SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 12
7010-00-065-2122102919 INTERCHANGEABLE
Rocker Assembly
Capstan Ag Systems, Inc Dba Remex
5310-00-205-8261 INTERCHANGEABLE
Washer,flat
6620-00-251-0569102919 INTERCHANGEABLE
Converter,signal Data
Odetics Inc Precision Time Div
5950-00-329-5504 INTERCHANGEABLE
Transformer,power
5826-00-832-2494102919 INTERCHANGEABLE
Slider,push Rod,sel
General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems
4935-00-946-5015158518 INTERCHANGEABLE
Board Assembly
Sypris Electronics, Llc
2520-00-949-8112217152 INTERCHANGEABLE
Clutch Drum Assembly
Dana Off Highway Products, Llc
4030-01-100-5243 INTERCHANGEABLE
Wedge,wire Rope Socket
2990-01-106-4691 INTERCHANGEABLE
Muffler,exhaust
3040-01-185-0711217152 INTERCHANGEABLE
Shaft,shouldered
Eaton Corp Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
HI86 PRIMARY Formrite Tube Co (USA)
71-4816 Department of Defense Project Manager-Mobile Electric Power (USA)
H1-86 Formrite Tube Co (USA)
4404-8 PRIMARY Air-Way Manufacturing Company (USA)
15851-8 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
44Z911D9 Morris Material Handling, Inc. (USA)
217-152 PRIMARY Cnh Industrial America Llc Dba Cnh America (USA)
102919 Hyster-Yale Group, Inc. (USA)
102919 Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA)
Related Parts
7010-00-065-2122INTERCHANGEABLE
ROCKER ASSEMBLY
102919
5310-00-205-8261INTERCHANGEABLE
WASHER,FLAT
6620-00-251-0569INTERCHANGEABLE
CONVERTER,SIGNAL DATA
102919
5950-00-329-5504INTERCHANGEABLE
TRANSFORMER,POWER
5826-00-832-2494INTERCHANGEABLE
SLIDER,PUSH ROD,SEL
102919
4935-00-946-5015INTERCHANGEABLE
BOARD ASSEMBLY
158518
2520-00-949-8112INTERCHANGEABLE
CLUTCH DRUM ASSEMBLY
217152
4030-01-100-5243INTERCHANGEABLE
WEDGE,WIRE ROPE SOCKET
2990-01-106-4691INTERCHANGEABLE
MUFFLER,EXHAUST
3040-01-185-0711INTERCHANGEABLE
SHAFT,SHOULDERED
217152
5910-01-321-8059INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER
160683J1000M
5950-01-349-9862INTERCHANGEABLE
COIL,ELECTRICAL
62186

Frequently Asked Questions

What is NSN 4730-00-406-6991?

NSN 4730-00-406-6991 is a Adapter,straight,pipe to Hose, manufactured by Formrite Tube Co, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-406-6991?

NSN 4730-00-406-6991 has 9 cross-referenced part numbers: HI86 (Formrite Tube Co), 71-4816 (Department of Defense Project Manager-Mobile Electric Power), H1-86 (Formrite Tube Co), 4404-8 (Air-Way Manufacturing Company), 15851-8 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division) and 4 more.

What NSN replaces 4730-00-406-6991?

There are 12 known substitutes for 4730-00-406-6991: 7010-00-065-2122, 5310-00-205-8261, 6620-00-251-0569 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HI86?

Key specifications for HI86: Connection Type: UNTHREADED EXTERNAL HOSE SECOND END; Surface Treatment: CADMIUM OR ZINC AND CHROMATE OVERALL; Nominal Inside Diameter Hose Accommodated: 0.500 INCHES SECOND END IN; Material: STEEL OVERALL. 12 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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