NSN catalog · 90,963 partsCatalog › Pipe, Tubing, Hose, and Fittings › FSC 4730 › 4730-00-640-0461
Boss Nipple P/N MS21902-4
In stock — 8 on our U.S. shelfNSN 4730-00-640-0461 4730006400461 NIIN 006400461
SECO Parts has 8 in stock of NSN 4730-00-640-0461 — Boss Nipple — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Low-cost part: quoted by the line, $50 minimum per line; quantity pricing on request.
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
- NIPPLE,BOSS
- SECO description
- NIPPLE, BOSS
- Federal supply class
- FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
- Used on
- Chinook Helicopter CH-47
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 8 |
| Total | 8 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
4730-00-640-0461 006400461 MS21902-4 AS21902 AS18280
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 series designator
- All Ends Unified National Joint Fine (Unjf)
- Surface treatment
- Overall Cadmium
- Thread class
- 3A
- Nominal thread size
- All Ends Inches 0.438
- Nominal overall length
- Inches 1.062
- Special features
- Used on Grumman Aircraft,Model A10
- Specification/standard data
- Government Standard 96906--S21902
- Connection type
- All Ends Threaded External Boss
- Material
- Overall Steel
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
MS21902-4 AS21902 AS18280
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 | V Terminal item (no longer procured) — a terminal item: the government no longer procures it. SECO has 8 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.
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FAQ
What is NSN 4730-00-640-0461?
NSN 4730-00-640-0461 (4730006400461) — Boss Nipple: SECO Parts has 8 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for boss nipple in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings).
Is NSN 4730-00-640-0461 available?
SECO Parts has 8 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4730-00-640-0461 cost?
NSN 4730-00-640-0461 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line, and quantity pricing on request — usually answered the same business day.
What does NSN 4730-00-640-0461 fit?
The federal catalog lists NSN 4730-00-640-0461 as used on: Chinook Helicopter CH-47.
What part numbers cross-reference to NSN 4730-00-640-0461?
Part numbers that cross-reference this NSN include MS21902-4, AS21902, AS18280. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names NIPPLE,BOSS. Same name is not the same part: check the part numbers.