PartsTable TECHNICAL DATA SHEET
NSN 4730-01-331-1594Government record, cited

Locknut, Tube Fitting4730-01-331-1594

NSN 4730-01-331-1594 · NIIN 013311594 · Part number ESB-009-15
Hansome Energy Systems Inc · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 51802
Government record, cited
NSN 4730-01-331-1594 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-331-1594. Manufacturer of record part number: ESB-009-15.
Also searched as  4730-01-331-1594 · 4730013311594 · NIIN 013311594 · 01-331-1594 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 51802 · ESB-009-15 · D-505-144-PC106 · D-505-144
Nearby stock numbers  ·
Features
  • Locknut,tube Fitting — FSC 4730
  • Material: STEEL OVERALL
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Hansome Energy Systems Inc
Identification
  • NSN: 4730-01-331-1594
  • NIIN: 013311594
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: ESB-009-15
  • Manufacturer: Hansome Energy Systems Inc
General Description

The Locknut,tube Fitting, cataloged under National Stock Number 4730-01-331-1594, 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 Hansome Energy Systems Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-331-1594
Primary Part NumberESB-009-15
Item NameLocknut,tube Fitting
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerHansome Energy Systems Inc
StatusACTIVE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-331-1779HAN-3100-1 POSSIBLE MATCH
GEAR,SPUR
Possible match (shared part number)Hansome Energy Systems Inc
4520-01-331-7337HAN-3147G1 POSSIBLE MATCH
HEATING ELEMENT,ELECTRICAL,NONIM
Possible match (shared part number)Hansome Energy Systems Inc
2920-01-332-5820HAN-3641G1 POSSIBLE MATCH
WINDING,MOTOR FIELD
Possible match (shared part number)Hansome Energy Systems Inc
4320-01-335-3500ESB-024-31 POSSIBLE MATCH
DEFLECTOR,DIRT AND LIQUID
Possible match (shared part number)Hansome Energy Systems Inc
4320-01-335-3501HAN-239-1-20 POSSIBLE MATCH
DEFLECTOR,DIRT AND LIQUID
Possible match (shared part number)Hansome Energy Systems Inc
Cross-Reference Index
Part NumberManufacturer
ESB-009-15 PRIMARY Hansome Energy Systems Inc (USA)
D-505-144-PC106 Hansome Energy Systems Inc (USA)
Reference documents
ReferenceMeaning
D-505-144 D/9 Drawing number reference only
Hansome Energy Systems Inc
Related Parts
3020-01-331-1779POSSIBLE MATCH
GEAR,SPUR
HAN-3100-1
4520-01-331-7337POSSIBLE MATCH
HEATING ELEMENT,ELECTRICAL,NONIM
HAN-3147G1
2920-01-332-5820POSSIBLE MATCH
WINDING,MOTOR FIELD
HAN-3641G1
4320-01-335-3500POSSIBLE MATCH
DEFLECTOR,DIRT AND LIQUID
ESB-024-31
4320-01-335-3501POSSIBLE MATCH
DEFLECTOR,DIRT AND LIQUID
HAN-239-1-20

Frequently Asked Questions

What is NSN 4730-01-331-1594?

NSN 4730-01-331-1594 is a Locknut,tube Fitting, manufactured by Hansome Energy Systems Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-331-1594?

NSN 4730-01-331-1594 has 2 manufacturer part numbers on file: ESB-009-15 (Hansome Energy Systems Inc), D-505-144-PC106 (Hansome Energy Systems Inc).

What NSN replaces 4730-01-331-1594?

5 possible matches (shared part number, not a government interchangeability claim): 3020-01-331-1779, 4520-01-331-7337, 2920-01-332-5820. Verify interchangeability with system specifications before substitution.

What are the specifications of ESB-009-15?

Key specifications for ESB-009-15: Material: STEEL OVERALL. 1 specification is documented in the U.S. Government catalog.

Is NSN 4730-01-331-1594 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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