PartsTable TECHNICAL DATA SHEET
Download PDF
NSN 4730-01-666-5005Government record, cited
Home › MRO › Pipe, Tubing, Hose, and Fittings › 4730-01-666-5005

Cap, Tube4730-01-666-5005

NSN 4730-01-666-5005 · NIIN 016665005 · Part number 803-6397269 PC 194
Naval Sea Systems Command · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 53711
Government record, cited
NSN 4730-01-666-5005 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-666-5005. Manufacturer of record part number: 803-6397269 PC 194.
Also searched as  4730-01-666-5005 · 4730016665005 · NIIN 016665005 · 01-666-5005 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 53711 · 803-6397269 PC 194 · 803-6397269 REV B PC 194 · 803-6397269 REV B
Nearby stock numbers  ·
UNIFIED NATIONAL COARSE (UNC) INTERNAL HOSE FITTING
4730-01-666-5005 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
  • Cap,tube — FSC 4730
  • Supplementary Features: THICKNESS: 3/16 INCH IN
  • Nominal Thread Size: 0.250 INCHES INTERNAL IN
  • Thread Class: 2B INTERNAL
  • Thread Quantity Per Inch: 20 INTERNAL
  • Material: STEEL COMP 316 OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) INTERNAL
  • 1 manufacturer part number on file
Identification
  • NSN: 4730-01-666-5005
  • NIIN: 016665005
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 803-6397269 PC 194
  • Manufacturer: Naval Sea Systems Command
General Description

The Cap,tube, cataloged under National Stock Number 4730-01-666-5005, 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 Naval Sea Systems Command. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
NSN4730-01-666-5005
Primary Part Number803-6397269 PC 194
Item NameCap,tube
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerNaval Sea Systems Command
StatusACTIVE
Supplementary FeaturesTHICKNESS: 3/16 INCH IN
Nominal Thread Size0.250 INCHES INTERNAL IN
Thread Class2B INTERNAL
Thread Quantity Per Inch20 INTERNAL
MaterialSTEEL COMP 316 OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5340-01-666-5013803-6397269 PC 192 POSSIBLE MATCH
ARM,DOOR STOP
Possible match (shared part number)Naval Sea Systems Command
5340-01-666-6176803-6397269 PC 173 POSSIBLE MATCH
STAPLE,HASP
Possible match (shared part number)Naval Sea Systems Command
5340-01-666-6178803-6397269 PC 155 POSSIBLE MATCH
HINGE PAD
Possible match (shared part number)Naval Sea Systems Command
5340-01-666-6483803-6397269 PC 172 POSSIBLE MATCH
EYE,PADLOCK
Possible match (shared part number)Naval Sea Systems Command
5340-01-666-8522803-6397269 PC 176 POSSIBLE MATCH
EYE,PADLOCK
Possible match (shared part number)Naval Sea Systems Command
5340-01-667-1959803-6397269 PC 183 POSSIBLE MATCH
BRACKET,MULTIPLE ANGLE
Possible match (shared part number)Naval Sea Systems Command
5520-01-680-2114803-6397269 REV B PC NO. 215 POSSIBLE MATCH
FRAME,OBSERVATION WINDOW
Possible match (shared part number)Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
803-6397269 PC 194 PRIMARY Naval Sea Systems Command (USA)
Reference documents
ReferenceMeaning
803-6397269 REV B PC 194 C/1 Advisory reference — outside the item-of-supply concept
Naval Sea Systems Command
803-6397269 REV B D/9 Drawing number reference only
Naval Sea Systems Command
Related Parts
5340-01-666-5013POSSIBLE MATCH
ARM,DOOR STOP
803-6397269 PC 192
5340-01-666-6176POSSIBLE MATCH
STAPLE,HASP
803-6397269 PC 173
5340-01-666-6178POSSIBLE MATCH
HINGE PAD
803-6397269 PC 155
5340-01-666-6483POSSIBLE MATCH
EYE,PADLOCK
803-6397269 PC 172
5340-01-666-8522POSSIBLE MATCH
EYE,PADLOCK
803-6397269 PC 176
5340-01-667-1959POSSIBLE MATCH
BRACKET,MULTIPLE ANGLE
803-6397269 PC 183
5520-01-680-2114POSSIBLE MATCH
FRAME,OBSERVATION WINDOW
803-6397269 REV B PC NO. 215

Frequently Asked Questions

What is NSN 4730-01-666-5005?

NSN 4730-01-666-5005 is a Cap,tube, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-666-5005?

NSN 4730-01-666-5005 has 1 manufacturer part number on file: 803-6397269 PC 194 (Naval Sea Systems Command).

What NSN replaces 4730-01-666-5005?

7 possible matches (shared part number, not a government interchangeability claim): 5340-01-666-5013, 5340-01-666-6176, 5340-01-666-6178. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-6397269 PC 194?

Key specifications for 803-6397269 PC 194: Supplementary Features: THICKNESS: 3/16 INCH IN; Nominal Thread Size: 0.250 INCHES INTERNAL IN; Part Name Assigned by Controlling Agency: CAP; Thread Class: 2B INTERNAL. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-666-5005 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.

PartsTable — the parts reference. Every fact cited to its source.
partstable.com/parts/4730-01-666-5005
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
PartsTable Design LLC · partstable.com
partstable.com · © 2026 PartsTable. Data for reference only.
Home · MRO Catalog · Pipe, Tubing, Hose, and Fittings