PartsTable TECHNICAL DATA SHEET

NSN 4730-01-088-7351Government record, cited

Tailpiece, Union4730-01-088-7351

NSN 4730-01-088-7351 · NIIN 010887351

FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings

Government record, cited

Also searched as 4730-01-088-7351 · 4730010887351 · NIIN 010887351 · 01-088-7351 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · 509-4676101F23 · 4677448-OF21 · 810-1385943ASSYHMOD1.5IN · 810-1385943 · 1385943

Nearby stock numbers ← 4730-01-088-7326 Union, Pipe · 4730-01-088-7352 Expansion Joint, Pipe →

4730-01-088-7351 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Tailpiece,union — FSC 4730
Material: COPPER ALLOY

Identification

NSN: 4730-01-088-7351
NIIN: 010887351
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Tailpiece,union, cataloged under National Stock Number 4730-01-088-7351, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4730-01-088-7351
Item Name	Tailpiece,union
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Material	COPPER ALLOY

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

⇄ Related Items 9

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4730-01-091-78084685887-0F22 POSSIBLE MATCH

COUPLING,PIPE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4730-01-097-4724 POSSIBLE MATCH

UNION,PIPE

Possible match (shared part number)

4730-01-113-933415-12-2144 POSSIBLE MATCH

TAILPIECE,UNION

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4730-01-136-2047810-1385943ASSYHMOD 2IN POSSIBLE MATCH

TAILPIECE,UNION

Possible match (shared part number)Naval Ship Systems Command

4730-01-149-669315-12-0006 POSSIBLE MATCH

NUT,UNION

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4730-01-156-8230810-1385943 PC7 POSSIBLE MATCH

NUT,UNION

Possible match (shared part number)Naval Ship Systems Command

4730-01-183-1403810-1385943PC7 1/4 INCH POSSIBLE MATCH

NUT,UNION

Possible match (shared part number)Naval Ship Systems Command

4730-01-189-4795810-1385943 PC3AND8(1/4IPS) POSSIBLE MATCH

TAILPIECE,UNION

Possible match (shared part number)Naval Ship Systems Command

4730-01-189-4797810-1385943 PC-3 3/8 IN IPS POSSIBLE MATCH

TAILPIECE,UNION

Possible match (shared part number)Naval Ship Systems Command

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
509-4676101F23	3/2 Design control — primary reference U.S. Government activity
4677448-OF21	5/2 Secondary reference U.S. Government activity
810-1385943ASSYHMOD1.5IN	5/9 Secondary reference U.S. Government activity
810-1385943	5/9 Secondary reference U.S. Government activity
1385943	D/9 Drawing number reference only U.S. Government activity
1385943ASSYMOD1.5IN	3/2 Design control — primary reference U.S. Government activity

Related Parts

4730-01-091-7808POSSIBLE MATCH

COUPLING,PIPE

4685887-0F22

4730-01-097-4724POSSIBLE MATCH

UNION,PIPE

4730-01-113-9334POSSIBLE MATCH

TAILPIECE,UNION

15-12-2144

4730-01-136-2047POSSIBLE MATCH

TAILPIECE,UNION

810-1385943ASSYHMOD 2IN

4730-01-149-6693POSSIBLE MATCH

NUT,UNION

15-12-0006

4730-01-156-8230POSSIBLE MATCH

NUT,UNION

810-1385943 PC7

4730-01-183-1403POSSIBLE MATCH

NUT,UNION

810-1385943PC7 1/4 INCH

4730-01-189-4795POSSIBLE MATCH

TAILPIECE,UNION

810-1385943 PC3AND8(1/4IPS)

4730-01-189-4797POSSIBLE MATCH

TAILPIECE,UNION

810-1385943 PC-3 3/8 IN IPS

Frequently Asked Questions

What is NSN 4730-01-088-7351?

NSN 4730-01-088-7351 is a Tailpiece,union, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What NSN replaces 4730-01-088-7351?

9 possible matches (shared part number, not a government interchangeability claim): 4730-01-091-7808, 4730-01-097-4724, 4730-01-113-9334. Verify interchangeability with system specifications before substitution.

What are the specifications of 4730-01-088-7351?

Key specifications for 4730-01-088-7351: Material: COPPER ALLOY. 1 specification is documented in the U.S. Government catalog.

Is NSN 4730-01-088-7351 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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