PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C911-6Coupling Half,quick Disconnect

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 4730-01-167-9884 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-167-9884 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-167-9884. Primary manufacturer part number: C911-6.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Thread Class: 3A ALL ENDS A
  • Nominal Thread Size: 0.438 INCHES ALL ENDS IN
  • Connection Type: EXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
  • Leg Length: 0.688 INCHES NOMINAL IN
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES ALL ENDS IN
  • Thread Series Designator: UNF ALL ENDS
  • Connection Style: FLARED ALL ENDS
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-167-9884, 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 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 10 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
NSN4730-01-167-9884
Primary Part NumberC911-6
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusACTIVE
Thread Class3A ALL ENDS A
Nominal Thread Size0.438 INCHES ALL ENDS IN
Connection TypeEXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
Leg Length0.688 INCHES NOMINAL IN
Nominal Outside Diameter Tube Accommodated0.250 INCHES ALL ENDS IN
Thread Series DesignatorUNF ALL ENDS
Connection StyleFLARED ALL ENDS
Quick Disconnect MethodPUSH-PULL ALL ENDS
Connection TypeTHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
Style DesignatorMALE COUPLING HALF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2910-00-214-31132143836 INTERCHANGEABLE
Cylinder Assembly,v
General Motors Llc Dba General Motors Llc
5970-00-307-8040 INTERCHANGEABLE
Insulator,standoff
5950-01-015-83522995238 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5306-01-105-11329915701J INTERCHANGEABLE
Bolt,shoulder
Griswold Industries Dba Cla-Val Co
5950-01-419-974111844 INTERCHANGEABLE
Transformer,pulse
Pico Electronics Inc
4810-01-513-7794 INTERCHANGEABLE
Valve,solenoid
4320-01-593-852711-844 INTERCHANGEABLE
Connector,fluid,pump
Konrad Marine Inc Div Konrad Marine
Cross-Reference Index
Part NumberManufacturer
C911 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
C911-6 PRIMARY Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
1184-4 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
Related Parts
2910-00-214-3113INTERCHANGEABLE
CYLINDER ASSEMBLY,V
2143836
5970-00-307-8040INTERCHANGEABLE
INSULATOR,STANDOFF
5950-01-015-8352INTERCHANGEABLE
TRANSFORMER,POWER
2995238
5306-01-105-1132INTERCHANGEABLE
BOLT,SHOULDER
9915701J
5950-01-419-9741INTERCHANGEABLE
TRANSFORMER,PULSE
11844
4810-01-513-7794INTERCHANGEABLE
VALVE,SOLENOID
4320-01-593-8527INTERCHANGEABLE
CONNECTOR,FLUID,PUMP
11-844

Frequently Asked Questions

What is NSN 4730-01-167-9884?

NSN 4730-01-167-9884 is a Coupling Half,quick Disconnect, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-167-9884?

NSN 4730-01-167-9884 has 3 cross-referenced part numbers: C911 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), C911-6 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 1184-4 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).

What NSN replaces 4730-01-167-9884?

There are 7 known substitutes for 4730-01-167-9884: 2910-00-214-3113, 5970-00-307-8040, 5950-01-015-8352 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C911-6?

Key specifications for C911-6: Thread Class: 3A ALL ENDS A; Nominal Thread Size: 0.438 INCHES ALL ENDS IN; Connection Type: EXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END; Leg Length: 0.688 INCHES NOMINAL IN. 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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