NSN 4730-01-251-7657 · NIIN 012517657 · Part number B-600-9AK
Swagelok Co · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 3T9T9
Government record, cited
NSN 4730-01-251-7657 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-251-7657. Manufacturer of record part number: B-600-9AK.
Also searched as4730-01-251-7657 ·
4730012517657 ·
NIIN 012517657 ·
01-251-7657 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 3T9T9 · B-600-9AK
Nearby stock numbers← 4730-01-251-7542 Manifold, Hydraulic System Access
·
4730-01-251-7658 Adapter, Straight, Pipe to Tube →
4730-01-251-7657 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Elbow,tube — FSC 4730
Furnished Items and Quantity: 4 FERRULE SLEEVE AND 2 TUBE COUPLING NUT
Flow Angle: 90.0 DEGREES
Connection Style: FLARELESS (TUBE) ALL ENDS
Connection Type: THREADED EXTERNAL TUBE ALL ENDS
Nominal Outside Diameter Tube Accommodated: 0.375 INCHES ALL ENDS IN
Leg Length: 1.200 INCHES NOMINAL ALL ENDS IN
Nominal Thread Size: 0.562 INCHES ALL ENDS IN
Identification
NSN: 4730-01-251-7657
NIIN: 012517657
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: B-600-9AK
Manufacturer: Swagelok Co
General Description
The Elbow,tube, cataloged under National Stock Number 4730-01-251-7657, 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 Swagelok Co. Government technical data includes 11 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.
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 4730-01-251-7657?
NSN 4730-01-251-7657 is a Elbow,tube, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-251-7657?
NSN 4730-01-251-7657 has 1 manufacturer part number on file: B-600-9AK (Swagelok Co).
What are the specifications of B-600-9AK?
Key specifications for B-600-9AK: Furnished Items and Quantity: 4 FERRULE SLEEVE AND 2 TUBE COUPLING NUT; Flow Angle: 90.0 DEGREES; Connection Style: FLARELESS (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 11 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-251-7657 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.