Catalog › Pipe, Tubing, Hose, and Fittings › FSC 4730 › 4730-00-305-2963

Tube Coupling Nut Assembly P/N LUW265-40

In stock — 4 on our U.S. shelf

NSN 4730-00-305-2963 4730003052963 NIIN 003052963

SECO Parts has 4 in stock of NSN 4730-00-305-2963 — Tube Coupling Nut Assembly — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Government catalog (FEDLOG) price: $125.24 per each — a public reference, not our price. We quote each request, usually the same business day, and surplus parts often quote below or above it.

One part, one step — answered within one business day. Several parts? and send them together.

Ships in 1–3 business days from Augusta, GA
Certificate of Conformance on request
PO, GPC & major cards
$50 minimum order — smaller requests still get a quote
30-day returns · terms

FLIS item name: NUT ASSEMBLY,TUBE COUPLING
SECO description: NUT/ASSY
Federal supply class: FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Availability & condition

Condition	Code	Qty on shelf
New Surplus	NS	4
Total		4

Quantities are live from SECO's inventory system, not estimated.

Also known as: 4730-00-305-2963 003052963 LUW265-40 3655-40D

Get a quote

Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.

More to tell us? Need-by date, ship-to, your own RFQ document

Specifications

Outside diameter: 3.285–3.319 in
Tube outside diameter for which designed: 2.500 in (nominal)
Thread direction: Right-Hand
Thread class: 2B
Thread size: 3-1/8-12
Screw thread series designator: UN
Special features: W/2 Seal Rings,Metal
Material: Aluminum Alloy 2024
Surface treatment: Anodize
Overall length: 0.873 in maximum

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Cross-reference part numbers

LUW265-40 3655-40D

Shown for identification only. SECO can quote against any of these numbers.

Logistics data

Source of supply	SMS DLA Land and Maritime, Columbus, Ohio
Acquisition advice code	J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 4 on the shelf
Unit of issue	EA each
Demilitarization code	A Demilitarization not required — non-munitions-list item
Controlled inventory code	U Unclassified
Hazardous material indicator	N No hazardous material

Source: public FLIS/PUB LOG cataloging data.

Why buy from SECO

These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.

In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered

FAQ

What is NSN 4730-00-305-2963?
NSN 4730-00-305-2963 (4730003052963) — Tube Coupling Nut Assembly: SECO Parts has 4 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for tube coupling nut assembly in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings).

Is NSN 4730-00-305-2963 available?
SECO Parts has 4 in stock in Augusta, GA — order or request a quote below.

How much does NSN 4730-00-305-2963 cost?
The government catalog (FEDLOG) lists NSN 4730-00-305-2963 at $125.24 per each. That is a public reference, not SECO's price: SECO quotes each request, usually the same business day, and surplus parts often quote below or above it.

What part numbers cross-reference to NSN 4730-00-305-2963?
Part numbers that cross-reference this NSN include LUW265-40, 3655-40D. SECO can quote against any of them.

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