NSN catalog · 90,963 partsCatalog › Pipe, Tubing, Hose, and Fittings › FSC 4730 › 4730-01-023-2681
Pipe Flange P/N B16.5
In stock — 13 on our U.S. shelfNSN 4730-01-023-2681 4730010232681 NIIN 010232681
SECO Parts has 13 in stock of NSN 4730-01-023-2681 — Pipe Flange — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $85–$140 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
- FLANGE,PIPE
- Federal supply class
- FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 13 |
| Total | 13 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
4730-01-023-2681 010232681 B16.5 65-2IN PART NO 152 PART NO 152-2 IN 65-2 SCHED 80
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
- Bolt circle diameter
- 5.000 in (nominal)
- Flange diameter
- 6.500–6.547 in
- Thickness
- 1.000 in (nominal)
- Socket depth
- 0.688–0.710 in
- Socket diameter
- 2.440 in (nominal)
- Bolt hole quantity
- 8
- Bolt hole diameter
- 0.750 in (nominal)
- Raised face height
- 0.250 in (nominal)
- Raised face diameter
- 3.625 in (nominal)
- Neck height
- 0.438 in (nominal)
- Reducer flange hole type
- Concentric
- Face seating surface condition
- Machined
- Material
- Steel
- Material document and classification
- Assn STD Single Material Response Ast- A105,Grade 2
- Surface treatment
- Paint
- Specification/standard data
- Professional/industrial Association Standard 80204-B16.5
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
B16.5 65-2IN PART NO 152 PART NO 152-2 IN
Also referenced as
65-2 SCHED 80
Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.
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 | Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 13 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 4730-01-023-2681?
NSN 4730-01-023-2681 (4730010232681) — Pipe Flange: SECO Parts has 13 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for pipe flange in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings).
Is NSN 4730-01-023-2681 available?
SECO Parts has 13 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4730-01-023-2681 cost?
SECO typically prices parts like NSN 4730-01-023-2681 at $85–$140 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 part numbers cross-reference to NSN 4730-01-023-2681?
Part numbers that cross-reference this NSN include B16.5, 65-2IN, PART NO 152, PART NO 152-2 IN. It is also referenced by older, superseded or advisory numbers: 65-2 SCHED 80. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names FLANGE,PIPE. Same name is not the same part: check the part numbers.