NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5342 › 5342-00-408-1666
Clamp Grooved Coupling P/N 4278C727M
In stock — 2 on our U.S. shelfNSN 5342-00-408-1666 5342004081666 NIIN 004081666
SECO Parts has 2 in stock of NSN 5342-00-408-1666 — Clamp Grooved Coupling — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Government catalog (FEDLOG) price: $348.04 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
- COUPLING,CLAMP,GROOVED
- SECO description
- CLAMP
- Federal supply class
- FSC 5342 — Hardware, Weapon System
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 2 |
| Total | 2 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5342-00-408-1666 004081666 4278C727M
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
- Segment Steel Comp 301
- Band width
- 0.625 in (nominal)
- Material document and classification
- Band MIL Spec Single Material Response -IL-S-5059, Tye 301, 1 to 4 Hard
- Material document and classification
- Segment MIL Spec Single Material Response -IL-S-5059, Tye 301, 1 to 4 Hard
- Shape
- Round
- Nut type
- Self-Locking Hexagon
- Retainer width
- 0.500 in (nominal)
- Material
- Bolt Steel
- Height
- 0.218 in (nominal)
- Material
- Band Steel Comp 301
- Root width
- 0.156 in (nominal)
- Band thickness
- 0.025 in (nominal)
- Inside diameter
- 7.270 in (nominal)
- Retainer thickness
- 0.032 in (nominal)
- Included angle in deg
- 40.0
- Segment quantity
- 1
- Material
- Nut Steel Corrosion Resisting
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
4278C727M
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 5342-00-408-1666?
NSN 5342-00-408-1666 (5342004081666) — Clamp Grooved Coupling: SECO Parts has 2 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for clamp grooved coupling in federal supply class 5342 (Hardware, Weapon System).
Is NSN 5342-00-408-1666 available?
SECO Parts has 2 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5342-00-408-1666 cost?
The government catalog (FEDLOG) lists NSN 5342-00-408-1666 at $348.04 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 5342-00-408-1666?
Part numbers that cross-reference this NSN include 4278C727M. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names COUPLING,CLAMP,GROOVED. Same name is not the same part: check the part numbers.