NSN catalog · 90,963 partsCatalog › Mechanical Power Transmission Equipment › FSC 3020 › 3020-00-540-3544
Helical Gear P/N SMB314856
In stock — 6 on our U.S. shelfNSN 3020-00-540-3544 3020005403544 NIIN 005403544
SECO Parts has 6 in stock of NSN 3020-00-540-3544 — Helical Gear — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $25–$50 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
- GEAR,HELICAL
- SECO description
- GEAR, HELICAL
- Federal supply class
- FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 6 |
| Total | 6 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
3020-00-540-3544 005403544 SMB314856
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
- Features provided
- Single Helix
- Bore nominal diameter
- Both Ends Inches 0.3750
- Teeth quantity
- 35
- Nominal distance between body face and protruding hub end
- First End Inches 0.312
- Pitch diameter
- 1.4580 in (nominal)
- Hardness rating
- Teeth Rockwell C Minimum 45.0 and Rockwell C Maximum 50.0
- Nominal outside diameter
- Inches 1.5170
- Hub nominal diameter
- First End Inches 0.625
- Face nominal width
- Inches 0.312
- Nominal overall length
- Inches 0.625
- Tooth direction
- Right
- Pressure angle
- Degrees 14.5000
- Helix angle
- Degrees 45.0000
- Attachment method
- Mounting Hole
- Surface treatment
- Overall Phosphate
- Material
- Overall Steel
- Mounting hole nominal diameter
- Transversely Through Hub First End Inches 0.093
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
SMB314856
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 6 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 3020-00-540-3544?
NSN 3020-00-540-3544 (3020005403544) — Helical Gear: SECO Parts has 6 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for helical gear in federal supply class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain).
Is NSN 3020-00-540-3544 available?
SECO Parts has 6 in stock in Augusta, GA — order or request a quote below.
How much does NSN 3020-00-540-3544 cost?
SECO typically prices parts like NSN 3020-00-540-3544 at $25–$50 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 3020-00-540-3544?
Part numbers that cross-reference this NSN include SMB314856. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names GEAR,HELICAL. Same name is not the same part: check the part numbers.