PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILL25567DTYPE1X40ZLeak Test Compound

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6850-01-464-4751 · FSC 6850 · No Item Name Available
Verified by PartsTable
NSN 6850-01-464-4751 — this item is cataloged by the U.S. Government under National Stock Number 6850-01-464-4751. Primary manufacturer part number: MILL25567DTYPE1X40Z.
Features
  • Leak Test Compound — FSC 6850
  • Specification/standard Data: 81349-MIL-L-25567 GOVERNMENT SPECIFICATION
  • Physical Form: LIQUID
  • 3 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Leak Test Compound, cataloged under National Stock Number 6850-01-464-4751, is classified within Federal Supply Class 6850 (No Item Name Available) of the Chemicals and Chemical Products group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6850-01-464-4751
Primary Part NumberMILL25567DTYPE1X40Z
Item NameLeak Test Compound
FSC / FSG6850 / 68 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Specification/standard Data81349-MIL-L-25567 GOVERNMENT SPECIFICATION
Physical FormLIQUID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6850-00-051-5052 INTERCHANGEABLE
Leak Test Compound
6850-00-185-0423 INTERCHANGEABLE
Leak Test Compound
6850-00-186-2963 INTERCHANGEABLE
Leak Test Compound
6850-00-621-1819 INTERCHANGEABLE
Leak Test Compound
6850-00-621-1820 INTERCHANGEABLE
Leak Test Compound
6850-00-990-1581 INTERCHANGEABLE
Leak Test Compound
6850-01-309-6441 INTERCHANGEABLE
Leak Test Compound
Cross-Reference Index
Part NumberManufacturer
MILL25567DTYPE1X40Z Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-L-25567 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
014644751 Addev Materials Aerospace Ltd (GBR)
Related Parts
6850-00-051-5052INTERCHANGEABLE
LEAK TEST COMPOUND
6850-00-185-0423INTERCHANGEABLE
LEAK TEST COMPOUND
6850-00-186-2963INTERCHANGEABLE
LEAK TEST COMPOUND
6850-00-621-1819INTERCHANGEABLE
LEAK TEST COMPOUND
6850-00-621-1820INTERCHANGEABLE
LEAK TEST COMPOUND
6850-00-990-1581INTERCHANGEABLE
LEAK TEST COMPOUND
6850-01-309-6441INTERCHANGEABLE
LEAK TEST COMPOUND

Frequently Asked Questions

What is NSN 6850-01-464-4751?

NSN 6850-01-464-4751 is a Leak Test Compound, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6850 (No Item Name Available). Status: active.

What are the part numbers for NSN 6850-01-464-4751?

NSN 6850-01-464-4751 has 3 cross-referenced part numbers: MILL25567DTYPE1X40Z (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-L-25567 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 014644751 (Addev Materials Aerospace Ltd).

What NSN replaces 6850-01-464-4751?

There are 7 known substitutes for 6850-01-464-4751: 6850-00-051-5052, 6850-00-185-0423, 6850-00-186-2963 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILL25567DTYPE1X40Z?

Key specifications for MILL25567DTYPE1X40Z: Specification/standard Data: 81349-MIL-L-25567 GOVERNMENT SPECIFICATION; Physical Form: LIQUID. 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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