PartsTable TECHNICAL DATA SHEET
NSN 4730-00-866-0778Government record, cited

Cap, Tube4730-00-866-0778

NSN 4730-00-866-0778 · NIIN 008660778 · Part number 12FNZ-B
Parker-Hannifin Corporation Div Instrumentation Products Division · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 54938
Government record, cited
NSN 4730-00-866-0778 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-866-0778. Manufacturer of record part number: 12FNZ-B.
Also searched as  4730-00-866-0778 · 4730008660778 · NIIN 008660778 · 00-866-0778 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 54938 · 12FNZ-B · B-1210P
Nearby stock numbers  ·
Features
  • Cap,tube — FSC 4730
  • Connection Style: PRESSURE SEAL FLARED
  • Tube Outside Diameter for Which Designed: 0.750 INCHES NOMINAL IN
  • Criticality Code Justification: FEAT
  • Style Designator: CAP, TUBE, FLARED
  • Thread Direction: RIGHT-HAND INTERNAL
  • Nominal Thread Size: 1.000 INCHES INTERNAL IN
  • Seat Angle: 20.0 DEGREES
Identification
  • NSN: 4730-00-866-0778
  • NIIN: 008660778
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 12FNZ-B
  • Manufacturer: Parker-Hannifin Corporation Div Instrumentation Products Division
General Description

The Cap,tube, cataloged under National Stock Number 4730-00-866-0778, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Parker-Hannifin Corporation Div Instrumentation Products Division. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-866-0778
Primary Part Number12FNZ-B
Item NameCap,tube
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerParker-Hannifin Corporation Div Instrumentation Products Division
StatusACTIVE
Connection StylePRESSURE SEAL FLARED
Tube Outside Diameter for Which Designed0.750 INCHES NOMINAL IN
Criticality Code JustificationFEAT
Style DesignatorCAP, TUBE, FLARED
Thread DirectionRIGHT-HAND INTERNAL
Nominal Thread Size1.000 INCHES INTERNAL IN
Seat Angle20.0 DEGREES
Thread Class3B INTERNAL
MaterialSTEEL CORROSION RESISTING OVERALL
Thread Series DesignatorUNEF INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeY
Cross-Reference Index
Part NumberManufacturer
12FNZ-B PRIMARY Parker-Hannifin Corporation Div Instrumentation Products Division (USA)
B-1210P Swagelok Co (USA)
No interchangeability data on file.
Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895
4730-00-000-1895 · Item name not on file
4730-00-000-4289
4730-00-000-4289 · Item name not on file
4730-00-000-4445
4730-00-000-4445 · Item name not on file
4730-00-000-8373
4730-00-000-8373 · Item name not on file
4730-00-000-8897
4730-00-000-8897 · Item name not on file
4730-00-001-0007
4730-00-001-0007 · Item name not on file
4730-00-001-0008
COUPLING,TUBE
4730-00-001-0008
COUPLING,TUBE

Frequently Asked Questions

What is NSN 4730-00-866-0778?

NSN 4730-00-866-0778 is a Cap,tube, manufactured by Parker-Hannifin Corporation Div Instrumentation Products Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-00-866-0778?

NSN 4730-00-866-0778 has 2 manufacturer part numbers on file: 12FNZ-B (Parker-Hannifin Corporation Div Instrumentation Products Division), B-1210P (Swagelok Co).

What are the specifications of 12FNZ-B?

Key specifications for 12FNZ-B: Connection Style: PRESSURE SEAL FLARED; Tube Outside Diameter for Which Designed: 0.750 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Style Designator: CAP, TUBE, FLARED. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4730-00-866-0778 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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