NSN 4730-01-522-2581 · NIIN 015222581 · Part number 8AM4-316
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 28968
Government record, cited
NSN 4730-01-522-2581 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-522-2581. Manufacturer of record part number: 8AM4-316.
Also searched as4730-01-522-2581 ·
4730015222581 ·
NIIN 015222581 ·
01-522-2581 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 28968 · 8AM4-316
4730-01-522-2581 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Adapter,straight,pipe to Tube — FSC 4730
Nominal Pipe Size Accommodated: 0.540 INCHES SECOND END IN
Nominal Overall Length: 1.747 INCHES IN
Nominal Outside Diameter Tube Accommodated: 0.501 INCHES FIRST END IN
Surface Treatment: LUBRICANT OVERALL
Material: STEEL COMP 316 OVERALL
1 manufacturer part number on file
Manufacturer of record: Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
Identification
NSN: 4730-01-522-2581
NIIN: 015222581
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 8AM4-316
Manufacturer: Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
General Description
The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-522-2581, 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 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (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 4730-01-522-2581?
NSN 4730-01-522-2581 is a Adapter,straight,pipe to Tube, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-522-2581?
NSN 4730-01-522-2581 has 1 manufacturer part number on file: 8AM4-316 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).
What are the specifications of 8AM4-316?
Key specifications for 8AM4-316: Nominal Pipe Size Accommodated: 0.540 INCHES SECOND END IN; Nominal Overall Length: 1.747 INCHES IN; Nominal Outside Diameter Tube Accommodated: 0.501 INCHES FIRST END IN; Surface Treatment: LUBRICANT OVERALL. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-522-2581 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.