Union, Pipe4730-01-298-3818

NSN 4730-01-298-3818 · NIIN 012983818

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

Government record, cited

Also searched as 4730-01-298-3818 · 4730012983818 · NIIN 012983818 · 01-298-3818 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · M1183/10-10A4 · MIL-F-1183/10 · MIL-DTL-1183/10

Nearby stock numbers ← 4730-01-298-3762 Strainer, Sediment · 4730-01-298-4007 Coupling Assembly, Hose →

4730-01-298-3818 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Union,pipe — FSC 4730
Specification/standard Data: 81349-MIL-F-1183/10 GOVERNMENT SPECIFICATION
Nondefinitive Spec/std Data: 1 FIGURE
Material: COPPER ALLOY OVERALL

Identification

NSN: 4730-01-298-3818
NIIN: 012983818
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Union,pipe, cataloged under National Stock Number 4730-01-298-3818, 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 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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	4730-01-298-3818
Item Name	Union,pipe
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Specification/standard Data	81349-MIL-F-1183/10 GOVERNMENT SPECIFICATION
Nondefinitive Spec/std Data	1 FIGURE
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 1

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

5325-01-308-5173 POSSIBLE MATCH

RING,RETAINING

Possible match (shared part number)

Cross-Reference Index

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

Reference documents

Reference	Meaning
M1183/10-10A4	2/2 Government specification standardization U.S. Government activity
MIL-F-1183/10	5/9 Secondary reference U.S. Government activity
MIL-DTL-1183/10	4/1 Identification reference U.S. Government activity

Related Parts

5325-01-308-5173POSSIBLE MATCH

RING,RETAINING

Frequently Asked Questions

What is NSN 4730-01-298-3818?

NSN 4730-01-298-3818 is a Union,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What NSN replaces 4730-01-298-3818?

1 possible match (shared part number, not a government interchangeability claim): 5325-01-308-5173. Verify interchangeability with system specifications before substitution.

What are the specifications of 4730-01-298-3818?

Key specifications for 4730-01-298-3818: Specification/standard Data: 81349-MIL-F-1183/10 GOVERNMENT SPECIFICATION; Nondefinitive Spec/std Data: 1 FIGURE; Special Features: FURNISHED W/RING; Material: COPPER ALLOY OVERALL. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-298-3818 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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