PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D7884-59-1Coupling,pipe

Fabrication Specialty Inc Dba Fabrication Specialty Inc · NSN 4730-00-994-7381 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-994-7381 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-994-7381. Primary manufacturer part number: D7884-59-1.
Features
  • Coupling,pipe — FSC 4730
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Material: STEEL OVERALL
  • Thread Series Designator: NPTF ALL ENDS
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Nominal Thread Size: 0.750 INCHES ALL ENDS IN
  • Nominal Overall Length: 2.250 INCHES IN
  • Style Designator: THREADED INTERNAL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-00-994-7381, 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 Fabrication Specialty Inc Dba Fabrication Specialty Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-994-7381
Primary Part NumberD7884-59-1
Item NameCoupling,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFabrication Specialty Inc Dba Fabrication Specialty Inc
StatusCANCELLED
Connection StylePLAIN (PIPE) ALL ENDS
MaterialSTEEL OVERALL
Thread Series DesignatorNPTF ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Nominal Thread Size0.750 INCHES ALL ENDS IN
Nominal Overall Length2.250 INCHES IN
Style DesignatorTHREADED INTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
4730-00-187-7598 INTERCHANGEABLE
Coupling,pipe
Cross-Reference Index
Part NumberManufacturer
D7884-59-1 Chief of Engineers Dept of Army (USA)
7884-59-1 Chief of Engineers Dept of Army (USA)
152978 Heintz Corp (USA)
D7884-59-1 PRIMARY Fabrication Specialty Inc Dba Fabrication Specialty Inc (USA)
Related Parts
4730-00-187-7598INTERCHANGEABLE
COUPLING,PIPE

Frequently Asked Questions

What is NSN 4730-00-994-7381?

NSN 4730-00-994-7381 is a Coupling,pipe, manufactured by Fabrication Specialty Inc Dba Fabrication Specialty Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-994-7381?

NSN 4730-00-994-7381 has 4 cross-referenced part numbers: D7884-59-1 (Chief of Engineers Dept of Army), 7884-59-1 (Chief of Engineers Dept of Army), 152978 (Heintz Corp), D7884-59-1 (Fabrication Specialty Inc Dba Fabrication Specialty Inc).

What NSN replaces 4730-00-994-7381?

There is 1 known substitute for 4730-00-994-7381: 4730-00-187-7598. Verify interchangeability with system specifications before substitution.

What are the specifications of D7884-59-1?

Key specifications for D7884-59-1: Connection Style: PLAIN (PIPE) ALL ENDS; Material: STEEL OVERALL; Thread Series Designator: NPTF ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-994-7381 still in active supply?

NSN 4730-00-994-7381 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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