PartsTable TECHNICAL DATA SHEET
NSN 4730-00-914-9935Government record, cited

Tailpiece, Union4730-00-914-9935

NSN 4730-00-914-9935 · NIIN 009149935 · Part number 1385884 PC 6
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 4730-00-914-9935 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-914-9935. Manufacturer of record part number: 1385884 PC 6.
Also searched as  4730-00-914-9935 · 4730009149935 · NIIN 009149935 · 00-914-9935 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 53711 · 1385884 PC 6 · 810-1385884 · 1385884 · 1385884 · 810-1385884
Nearby stock numbers  ·
Features
  • Tailpiece,union — FSC 4730
  • Nominal Pipe Size Designation: 1.000 INCHES IN
  • Flange Thickness: 0.313 INCHES NOMINAL IN
  • End Connection Type: WELDED
  • Seat Type: RECESSED FACE
  • Nondefinitive Spec/std Data: 6 PIECE
  • Material: COPPER ALLOY 715
  • Flange Outside Diameter: 2.188 INCHES NOMINAL IN
Identification
  • NSN: 4730-00-914-9935
  • NIIN: 009149935
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 1385884 PC 6
  • Manufacturer: Naval Sea Systems Command
General Description

The Tailpiece,union, cataloged under National Stock Number 4730-00-914-9935, 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 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government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
NSN4730-00-914-9935
Primary Part Number1385884 PC 6
Item NameTailpiece,union
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerNaval Sea Systems Command
StatusACTIVE
Nominal Pipe Size Designation1.000 INCHES IN
Flange Thickness0.313 INCHES NOMINAL IN
End Connection TypeWELDED
Seat TypeRECESSED FACE
Nondefinitive Spec/std Data6 PIECE
MaterialCOPPER ALLOY 715
Flange Outside Diameter2.188 INCHES NOMINAL IN
Working Pressure and Service Type6000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER AND 6000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL GAS AND 6000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OIL LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 12
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-01-114-000015-18-0301 POSSIBLE MATCH
UNION,PIPE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-114-1932803-1385884 PIECE 1,6,8,9 1IN POSSIBLE MATCH
UNION,PIPE
Possible match (shared part number)Naval Ship Systems Command
4730-01-146-0062501-4686148 ITEM F7 POSSIBLE MATCH
UNION,PIPE
Possible match (shared part number)Naval Ship Systems Command
4730-01-152-31971385884 PC6 1/2 INCH POSSIBLE MATCH
TAILPIECE,UNION
Possible match (shared part number)Naval Ship Systems Command
4730-01-185-83381385884 PC-6 3/8 IPS POSSIBLE MATCH
TAILPIECE,UNION
Possible match (shared part number)Naval Ship Systems Command
4730-01-415-4934S3E10036-3 POSSIBLE MATCH
THREAD PIECE,UNION
Possible match (shared part number)Vacco Industries
5310-01-417-860713858-84 POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Elbitamerica, Inc.
4730-01-423-8762803-1385884 PC 6 .750IN SST POSSIBLE MATCH
TAILPIECE,UNION
Possible match (shared part number)Naval Ship Systems Command
4730-01-442-3877803-1385884 PC 6 1.5IN NOM POSSIBLE MATCH
TAILPIECE,UNION
Possible match (shared part number)Naval Ship Systems Command
4730-01-468-54159223-P305 POSSIBLE MATCH
TAILPIECE,UNION
Possible match (shared part number)Cepeda Associates, Inc. Dba Cepeda Associates Inc
Cross-Reference Index
Part NumberManufacturer
1385884 PC 6 PRIMARY Naval Sea Systems Command (USA)
1385884 PRIMARY Naval Sea Systems Command (USA)
Reference documents
ReferenceMeaning
810-1385884 5/9 Secondary reference
Naval Sea Systems Command
1385884 D/9 Drawing number reference only
U.S. Government activity
810-1385884 5/9 Secondary reference
U.S. Government activity
Related Parts
4730-01-114-0000POSSIBLE MATCH
UNION,PIPE
15-18-0301
4730-01-114-1932POSSIBLE MATCH
UNION,PIPE
803-1385884 PIECE 1,6,8,9 1IN
4730-01-146-0062POSSIBLE MATCH
UNION,PIPE
501-4686148 ITEM F7
4730-01-152-3197POSSIBLE MATCH
TAILPIECE,UNION
1385884 PC6 1/2 INCH
4730-01-185-8338POSSIBLE MATCH
TAILPIECE,UNION
1385884 PC-6 3/8 IPS
4730-01-415-4934POSSIBLE MATCH
THREAD PIECE,UNION
S3E10036-3
5310-01-417-8607POSSIBLE MATCH
WASHER,FLAT
13858-84
4730-01-423-8762POSSIBLE MATCH
TAILPIECE,UNION
803-1385884 PC 6 .750IN SST
4730-01-442-3877POSSIBLE MATCH
TAILPIECE,UNION
803-1385884 PC 6 1.5IN NOM
4730-01-468-5415POSSIBLE MATCH
TAILPIECE,UNION
9223-P305
4730-01-512-4657POSSIBLE MATCH
UNION,PIPE
810-1385884 PC 1,6,8,9 1.5 NPS
4730-01-620-4818POSSIBLE MATCH
UNION,PIPE
551-7068102-F230

Frequently Asked Questions

What is NSN 4730-00-914-9935?

NSN 4730-00-914-9935 is a Tailpiece,union, 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 4730-00-914-9935?

NSN 4730-00-914-9935 has 2 manufacturer part numbers on file: 1385884 PC 6 (Naval Sea Systems Command), 1385884 (Naval Sea Systems Command).

What NSN replaces 4730-00-914-9935?

12 possible matches (shared part number, not a government interchangeability claim): 4730-01-114-0000, 4730-01-114-1932, 4730-01-146-0062. Verify interchangeability with system specifications before substitution.

What are the specifications of 1385884 PC 6?

Key specifications for 1385884 PC 6: Nominal Pipe Size Designation: 1.000 INCHES IN; Flange Thickness: 0.313 INCHES NOMINAL IN; End Connection Type: WELDED; Overall Length: 1.250 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4730-00-914-9935 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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