NSN catalog · 90,963 partsCatalog › Pipe, Tubing, Hose, and Fittings › FSC 4730 › 4730-01-342-3424
Straight Pipe to Tube Adapter P/N 3550
In stock — 136 on our U.S. shelfNSN 4730-01-342-3424 4730013423424 NIIN 013423424
SECO Parts has 136 in stock of NSN 4730-01-342-3424 — Straight Pipe to Tube Adapter — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $40–$75 each — an estimate from the government catalog price and what we have charged for similar parts. Not a quote: request one for your price. Quote lines carry a $50 minimum.
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
- ADAPTER,STRAIGHT,PIPE TO TUBE
- SECO description
- ADAPTER, STRAIGHT
- Federal supply class
- FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
- Used on
- Truck Tractor (2320-01-318-9902) HET (Heavy Equipment Transporter)
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 136 |
| Total | 136 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
4730-01-342-3424 013423424 3550 2GL556 3550-G
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
- Thread class
- 2A
- Connection type
- Second End Threaded External Pipe
- Connection type
- First End Threaded External Tube
- Nominal thread size
- First End Inches 0.312
- Nominal thread size
- Second End Inches 0.125
- Nominal outside diameter tube accommodated
- First End Inches 0.125
- Nominal overall length
- Inches 2.250
- Material
- Overall Steel
- Thread series designator
- Second End NPT
- Thread series designator
- First End Unified National Coarse (UNC)
- Furnished items and quantity
- Flat Washer 1 and Tube Coupling Nut 1
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
3550 2GL556 3550-G
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 136 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 4730-01-342-3424?
NSN 4730-01-342-3424 (4730013423424) — Straight Pipe to Tube Adapter: SECO Parts has 136 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for straight pipe to tube adapter in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings).
Is NSN 4730-01-342-3424 available?
SECO Parts has 136 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4730-01-342-3424 cost?
SECO typically prices parts like NSN 4730-01-342-3424 at $40–$75 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.
What does NSN 4730-01-342-3424 fit?
The federal catalog lists NSN 4730-01-342-3424 as used on: Truck Tractor (2320-01-318-9902) HET (Heavy Equipment Transporter).
What part numbers cross-reference to NSN 4730-01-342-3424?
Part numbers that cross-reference this NSN include 3550, 2GL556, 3550-G. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names ADAPTER,STRAIGHT,PIPE TO TUBE. Same name is not the same part: check the part numbers.