PartsTable TECHNICAL DATA SHEET

NSN 4730-01-308-7181Government record, cited

Elbow, Flange to Pipe4730-01-308-7181

NSN 4730-01-308-7181 · NIIN 013087181

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

Government record, cited

Also searched as 4730-01-308-7181 · 4730013087181 · NIIN 013087181 · 01-308-7181 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · 704-4685582 ITEM F21 · 15-97-2881 · 4687601-0017 · 704-4685582

Nearby stock numbers ← 4730-01-308-7180 Elbow, Flange to Pipe · 4730-01-308-7182 Elbow, Flange to Pipe →

4730-01-308-7181 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Elbow,flange to Pipe — FSC 4730
Flow Angle: 90.0 DEGREES
Material: COPPER ALLOY OVERALL

Identification

NSN: 4730-01-308-7181
NIIN: 013087181
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Elbow,flange to Pipe, cataloged under National Stock Number 4730-01-308-7181, 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 2 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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	4730-01-308-7181
Item Name	Elbow,flange to Pipe
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Flow Angle	90.0 DEGREES
Material	COPPER ALLOY OVERALL

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 8

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

4730-01-308-71822621-166-03 ASSY 54 POSSIBLE MATCH

ELBOW,FLANGE TO PIPE

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

4730-01-308-71832621-166-03 PIECE 68 POSSIBLE MATCH

ELBOW,FLANGE TO PIPE

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

4730-01-308-718415-97-7044 POSSIBLE MATCH

ELBOW,FLANGE TO PIPE

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

4730-01-308-71852621-754-02 PIECE 12 POSSIBLE MATCH

TEE,FLANGE TO PIPE

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

4730-01-308-718615-97-3952 POSSIBLE MATCH

TEE,FLANGE TO PIPE

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

4730-01-308-878613-97-0886 POSSIBLE MATCH

FLANGE,PIPE

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

4730-01-309-5099262174501-024A POSSIBLE MATCH

TRAP,AIR

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

4730-01-309-821513-97-0806 POSSIBLE MATCH

SPACER,FLEXIBLE,PIPELINE

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

Cross-Reference Index

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

Reference documents

Reference	Meaning
704-4685582 ITEM F21	5/2 Secondary reference U.S. Government activity
15-97-2881	3/2 Design control — primary reference U.S. Government activity
4687601-0017	5/2 Secondary reference U.S. Government activity
704-4685582	D/9 Drawing number reference only U.S. Government activity

Related Parts

4730-01-308-7182POSSIBLE MATCH

ELBOW,FLANGE TO PIPE

2621-166-03 ASSY 54

4730-01-308-7183POSSIBLE MATCH

ELBOW,FLANGE TO PIPE

2621-166-03 PIECE 68

4730-01-308-7184POSSIBLE MATCH

ELBOW,FLANGE TO PIPE

15-97-7044

4730-01-308-7185POSSIBLE MATCH

TEE,FLANGE TO PIPE

2621-754-02 PIECE 12

4730-01-308-7186POSSIBLE MATCH

TEE,FLANGE TO PIPE

15-97-3952

4730-01-308-8786POSSIBLE MATCH

FLANGE,PIPE

13-97-0886

4730-01-309-5099POSSIBLE MATCH

TRAP,AIR

262174501-024A

4730-01-309-8215POSSIBLE MATCH

SPACER,FLEXIBLE,PIPELINE

13-97-0806

Frequently Asked Questions

What is NSN 4730-01-308-7181?

NSN 4730-01-308-7181 is a Elbow,flange to Pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What NSN replaces 4730-01-308-7181?

8 possible matches (shared part number, not a government interchangeability claim): 4730-01-308-7182, 4730-01-308-7183, 4730-01-308-7184. Verify interchangeability with system specifications before substitution.

What are the specifications of 4730-01-308-7181?

Key specifications for 4730-01-308-7181: Flow Angle: 90.0 DEGREES; Material: COPPER ALLOY OVERALL. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-308-7181 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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