NSN catalog · 90,963 partsCatalog › Mechanical Power Transmission Equipment › FSC 3020 › 3020-00-078-9775
Helical Gear P/N 10935193
In stock — 1 on our U.S. shelfNSN 3020-00-078-9775 3020000789775 NIIN 000789775
SECO Parts has 1 in stock of NSN 3020-00-078-9775 — Helical Gear — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Government catalog (FEDLOG) price: $1,522.12 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, HELICAL
- Federal supply class
- FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 1 |
| Total | 1 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
3020-00-078-9775 000789775 10935193
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
- Hardness rating
- Teeth Rockwell C Minimum 58.0 and Rockwell C Maximum 62.0
- Features provided
- Single Helix
- Backlash designation
- Grade E
- Bore nominal diameter
- Counter Bore Second End Inches 1.620
- Hardness rating
- Overall Rockwell C Minimum 25.0 and Rockwell C Maximum 40.0
- Hub nominal diameter
- Both Ends Inches 2.120
- Material
- Overall Steel Comp 8620 and Steel Comp 8720
- Material document and classification
- Overall Fed Spec Single Material Response QQ-S-624
- Pitch diameter
- 3.8988 in (nominal)
- Teeth quantity
- 31
- Counterbore nominal depth
- Counter Bore Second End Inches 0.980
- Pressure angle
- Degrees 14.5000
- Helix angle
- Degrees 37.3333
- Nominal distance between body face and protruding hub end
- Both Ends Inches 0.220
- Face nominal width
- Inches 0.620
- Counterbore nominal diameter
- Counter Bore Second End Inches 1.850
- Tooth direction
- Right
- Nominal outside diameter
- Inches 4.097
- Tooth form
- Standard
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
10935193
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 1 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 3020-00-078-9775?
NSN 3020-00-078-9775 (3020000789775) — Helical Gear: SECO Parts has 1 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 3020-00-078-9775 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.
How much does NSN 3020-00-078-9775 cost?
The government catalog (FEDLOG) lists NSN 3020-00-078-9775 at $1,522.12 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 3020-00-078-9775?
Part numbers that cross-reference this NSN include 10935193. 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.