NSN catalog · 90,963 partsCatalog › Mechanical Power Transmission Equipment › FSC 3020 › 3020-00-971-5020
Helical Gear P/N 8712210
In stock — 58 on our U.S. shelfNSN 3020-00-971-5020 3020009715020 NIIN 009715020
SECO Parts has 58 in stock of NSN 3020-00-971-5020 — Helical Gear — on our own shelf in Augusta, GA: a stocking supplier, not a broker.
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,T/M 4TH SPD MAI
- Federal supply class
- FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 58 |
| Total | 58 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
3020-00-971-5020 009715020 8712210 62-8-44 T406-11A 973596R1
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
- 22
- Attachment method
- Mounting Hole
- Pitch diameter
- 4.2714 in (nominal)
- Teeth quantity
- 23
- Spline pitch diameter
- Both Ends Inches Nominal 3.1429
- Features provided
- Single Helix
- Hardness rating
- Overall Rockwell C Minimum 59.0 and Rockwell C Maximum 62.0
- Nominal distance between body face and protruding hub end
- First End Inches 0.890
- Face nominal width
- Inches 1.281
- Bore nominal diameter
- Both Ends Inches 3.303
- Hub nominal diameter
- First End Inches 3.938
- Mounting hole nominal diameter
- Transversely Through Face Inches 0.156
- Special features
- Counterore 1ST End,Dia 3.344 In. Nom BY 0.483 In. Nom Deep
- Material
- Overall Steel Comp 8620H or Steel Comp 8720H
- Material document and classification
- Overall Fed STD All Material Responses 66
- Pressure angle
- Degrees 17.5000
- Helix angle
- Degrees 26.1666
- Mounting hole type and quantity
- Transversely Through Face Plain 3
- Nominal outside diameter
- Inches 4.728
- Tooth form
- Standard
- Tooth direction
- Left
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
8712210 62-8-44 T406-11A 973596R1
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 58 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.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 3020-00-971-5020?
NSN 3020-00-971-5020 (3020009715020) — Helical Gear: SECO Parts has 58 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 3020-00-971-5020 available?
SECO Parts has 58 in stock in Augusta, GA — order or request a quote below.
How much does NSN 3020-00-971-5020 cost?
SECO lists NSN 3020-00-971-5020 at $185.00 on its online store for card checkout; request a quote for quantity or to buy on a purchase order.
What part numbers cross-reference to NSN 3020-00-971-5020?
Part numbers that cross-reference this NSN include 8712210, 62-8-44, T406-11A, 973596R1. 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.