NSN catalog · 90,963 partsCatalog › Pipe, Tubing, Hose, and Fittings › FSC 4730 › 4730-00-810-4499
Tube Coupling Nut P/N MS21921V6P
In stock — 17 on our U.S. shelfNSN 4730-00-810-4499 4730008104499 NIIN 008104499
SECO Parts has 17 in stock of NSN 4730-00-810-4499 — Tube Coupling Nut — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $30–$60 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
- NUT,TUBE COUPLING
- SECO description
- NUT, TUBE COUPLING
- Federal supply class
- FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 17 |
| Total | 17 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
4730-00-810-4499 008104499 MS21921V6P SAE-AS18280 AS18280 MS21921-6 AS21921
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
- Material
- Overall Steel Comp XM-12
- Fabrication method
- Machined
- Thread direction
- Right-Hand
- Thread quantity per inch
- 18
- Nominal thread size
- Inches 0.5625
- Thread class
- 3B
- Material document and classification
- Overall Assn STD Single Material Response 15-5 H Steel
- Surface treatment
- Overall Cadmium
- Nut height
- 0.800 in (nominal)
- Width across flats
- 0.688 in (nominal)
- Special features
- Supports Grumman A10 Aircraft. Thread Series IS Unfj. Nut Style IS A350 Tube Coupling. Length to Shoulder IS "Any Acceptable".
- Nominal tube outside diameter
- Inches 0.375
- Smallest inside diameter
- 0.425–0.430 in
- Seat angle
- 45.00 ° (nominal)
- Specification/standard data
- Government Standard 96906--S21921
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
MS21921V6P SAE-AS18280 AS18280 MS21921-6 AS21921
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 | D DLA/GSA stocked — stocked by DLA or GSA and issued from central stock |
| 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 4730-00-810-4499?
NSN 4730-00-810-4499 (4730008104499) — Tube Coupling Nut: SECO Parts has 17 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for tube coupling nut in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings).
Is NSN 4730-00-810-4499 available?
SECO Parts has 17 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4730-00-810-4499 cost?
SECO typically prices parts like NSN 4730-00-810-4499 at $30–$60 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 4730-00-810-4499?
Part numbers that cross-reference this NSN include MS21921V6P, SAE-AS18280, AS18280, MS21921-6, AS21921. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names NUT,TUBE COUPLING. Same name is not the same part: check the part numbers.