PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6815-150Union,pipe

Flagg Stanley G & Co Inc Dba Flagg Brass · NSN 4730-01-668-6987 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-668-6987 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-668-6987. Primary manufacturer part number: 6815-150.
Features
  • Union,pipe — FSC 4730
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP WSS ACTIVITY HX QUALITY
  • 2 verified cross-references
  • Primary manufacturer: Flagg Stanley G & Co Inc Dba Flagg Brass
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Union,pipe, cataloged under National Stock Number 4730-01-668-6987, 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 Flagg Stanley G & Co Inc Dba Flagg Brass. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-668-6987
Primary Part Number6815-150
Item NameUnion,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFlagg Stanley G & Co Inc Dba Flagg Brass
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP WSS ACTIVITY HX QUALITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5342-00-673-6169 INTERCHANGEABLE
Mounting System Ass
Cross-Reference Index
Part NumberManufacturer
6815-150 Flagg Stanley G & Co Inc Dba Flagg Brass (USA)
502-8323882ITEMF-4 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
Related Parts
5342-00-673-6169INTERCHANGEABLE
MOUNTING SYSTEM ASS

Frequently Asked Questions

What is NSN 4730-01-668-6987?

NSN 4730-01-668-6987 is a Union,pipe, manufactured by Flagg Stanley G & Co Inc Dba Flagg Brass, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-668-6987?

NSN 4730-01-668-6987 has 2 cross-referenced part numbers: 6815-150 (Flagg Stanley G & Co Inc Dba Flagg Brass), 502-8323882ITEMF-4 (Huntington Ingalls Inc Div Newport News Shipbuilding).

What NSN replaces 4730-01-668-6987?

There is 1 known substitute for 4730-01-668-6987: 5342-00-673-6169. Verify interchangeability with system specifications before substitution.

What are the specifications of 6815-150?

Key specifications for 6815-150: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP WSS ACTIVITY HX QUALITY. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com