NSN catalog · 90,963 partsCatalog › Mechanical Power Transmission Equipment › FSC 3020 › 3020-00-971-5021
Helical Gear P/N 62-1-8
In stock — 58 on our U.S. shelfNSN 3020-00-971-5021 3020009715021 NIIN 009715021
SECO Parts has 58 in stock of NSN 3020-00-971-5021 — Helical Gear — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Government catalog (FEDLOG) price: $498.61 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
- GEAR,HELICAL
- SECO description
- GEAR,T/M 4TH SPD CS
- 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:
3020-00-971-5021 009715021 62-1-8 8712209 973593R1 205-9A
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
- Pitch diameter
- 7.9857 in (nominal)
- Tooth direction
- Right
- Pressure angle
- Degrees 17.5000
- Helix angle
- Degrees 26.1838
- Nominal distance between body face and protruding hub end
- First End Inches 0.844
- Nominal distance between body face and recessed hub end
- Second End Inches 0.234
- Face nominal width
- Inches 1.281
- Material
- Overall Steel Comp 8620H
- Material document and classification
- Overall Fed STD Single Material Response 66
- Features provided
- Single Helix
- Hardness rating
- Overall Rockwell C Minimum 59.0 and Rockwell C Maximum 62.0
- Nominal outside diameter
- Inches 8.223
- Tooth form
- Standard
- Bore nominal diameter
- Both Ends Inches 2.375
- Keyway nominal width
- Both Ends Inches 0.375
- Nominal distance from bore center to keyway bottom
- Both Ends Inches 1.406
- Hub nominal diameter
- First End Inches 3.500
- Hub nominal diameter
- Second End Inches 3.500
- Teeth quantity
- 43
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
62-1-8 8712209 973593R1 205-9A
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 3020-00-971-5021?
NSN 3020-00-971-5021 (3020009715021) — 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 3020-00-971-5021 available?
SECO Parts has 58 in stock in Augusta, GA — order or request a quote below.
How much does NSN 3020-00-971-5021 cost?
The government catalog (FEDLOG) lists NSN 3020-00-971-5021 at $498.61 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 3020-00-971-5021?
Part numbers that cross-reference this NSN include 62-1-8, 8712209, 973593R1, 205-9A. 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.