NSN catalog · 90,963 partsCatalog › Mechanical Power Transmission Equipment › FSC 3020 › 3020-01-155-6399
Helical Gear P/N 14037997
In stock — 11 on our U.S. shelfNSN 3020-01-155-6399 3020011556399 NIIN 011556399
SECO Parts has 11 in stock of NSN 3020-01-155-6399 — Helical Gear — 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
- 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 | 11 |
| Total | 11 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
3020-01-155-6399 011556399 14037997
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
- Spline quantity
- 38
- Pitch diameter
- 1.9267 in (nominal)
- Teeth quantity
- 15
- Spline pitch diameter
- Both Ends Inches Nominal 1.5833
- Features provided
- Single Helix
- Nominal outside diameter
- Inches 1.9970
- Tooth form
- Standard
- Tooth direction
- Left
- Pressure angle
- Degrees 20.0000
- Helix angle
- Degrees 73.3127
- Nominal distance between body face and protruding hub end
- Both Ends Inches 0.650
- Face nominal width
- Inches 1.150
- Bore nominal diameter
- Both Ends Inches 1.651
- Hub nominal diameter
- Both Ends Inches 1.800
- Material
- Overall Plastic Polyamide Nylon
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
14037997
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 11 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 3020-01-155-6399?
NSN 3020-01-155-6399 (3020011556399) — Helical Gear: SECO Parts has 11 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 3020-01-155-6399 available?
SECO Parts has 11 in stock in Augusta, GA — order or request a quote below.
How much does NSN 3020-01-155-6399 cost?
SECO typically prices parts like NSN 3020-01-155-6399 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 3020-01-155-6399?
Part numbers that cross-reference this NSN include 14037997. 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.