PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MM6Manifold,hydraulic System Access

Humphrey Products Co · NSN 4730-01-678-1839 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-678-1839 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-678-1839. Primary manufacturer part number: MM6.
Features
  • Manifold,hydraulic System Access — FSC 4730
  • 1 verified cross-reference
  • Primary manufacturer: Humphrey Products Co
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Manifold,hydraulic System Access, cataloged under National Stock Number 4730-01-678-1839, 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 Humphrey Products Co. This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4730-01-678-1839
Primary Part NumberMM6
Item NameManifold,hydraulic System Access
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHumphrey Products Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-231-4263 INTERCHANGEABLE
Gasket
6140-00-999-3590MM6 INTERCHANGEABLE
Battery,storage
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
5950-01-187-1714 INTERCHANGEABLE
Reactor
Cross-Reference Index
Part NumberManufacturer
MM6 PRIMARY Humphrey Products Co (USA)
Related Parts
5330-00-231-4263INTERCHANGEABLE
GASKET
6140-00-999-3590INTERCHANGEABLE
BATTERY,STORAGE
MM6
5950-01-187-1714INTERCHANGEABLE
REACTOR

Frequently Asked Questions

What is NSN 4730-01-678-1839?

NSN 4730-01-678-1839 is a Manifold,hydraulic System Access, manufactured by Humphrey Products Co, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-678-1839?

NSN 4730-01-678-1839 has 1 cross-referenced part number: MM6 (Humphrey Products Co).

What NSN replaces 4730-01-678-1839?

There are 3 known substitutes for 4730-01-678-1839: 5330-00-231-4263, 6140-00-999-3590, 5950-01-187-1714. Verify interchangeability with system specifications before substitution.

What are the specifications of MM6?

Key specifications for MM6: Special Features: SUPPLY /EXH PORT AND OUT PORT 1/8 PIPE; 6 VALVE STATIONS; 9.03 X 0.76 X 1.25; MANIFOLD ONLY (GASKET AND SCREWS WITH VALVE).; Part Name Assigned by Controlling Agency: M31E1 AND M41E1 MINI-MYTE VALVE. 2 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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