NSN catalog · 90,963 partsCatalog › Mechanical Power Transmission Equipment › FSC 3020 › 3020-00-517-1122
Helical Gear P/N A6836
In stock — 11 on our U.S. shelfNSN 3020-00-517-1122 3020005171122 NIIN 005171122
SECO Parts has 11 in stock of NSN 3020-00-517-1122 — 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, CRANKSHAFT TIM
- 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:
3020-00-517-1122 005171122 A6836 CC1251
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
- Mounting hole nominal thread size
- Axially Through Body First End Inches 0.375
- Teeth quantity
- 36
- Hardness rating
- Overall Rockwell C Minimum 27.0 and Rockwell C Maximum 32.0
- Hub nominal diameter
- First End Inches 4.094
- Material
- Overall Steel Comp 1141
- Bore nominal diameter
- Both Ends Inches 2.119
- Features provided
- Single Helix
- Mounting hole thread series designator
- Axially Through Body First End Unified National Coarse (UNC)
- Pressure angle
- Degrees 14.5000
- Tooth form
- Stub
- Keyway nominal width
- Both Ends Inches 0.252
- Nominal distance from bore center to keyway bottom
- Both Ends Inches 1.134
- Mounting hole type and quantity
- Axially Through Body First End Threaded 2
- Nominal outside diameter
- Inches 4.567
- Helix angle
- Degrees 34.6283
- Attachment method
- Mounting Hole
- Pitch diameter
- 4.3750 in (nominal)
- Material document and classification
- Overall Fed Spec Single Material Response QQ-S-637,CO- 1141
- Tooth direction
- Left
- Nominal distance between body face and protruding hub end
- First End Inches 0.172
- Face nominal width
- Inches 1.375
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
A6836 CC1251
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| 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 3020-00-517-1122?
NSN 3020-00-517-1122 (3020005171122) — 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 3020-00-517-1122 available?
SECO Parts has 11 in stock in Augusta, GA — order or request a quote below.
How much does NSN 3020-00-517-1122 cost?
SECO quotes NSN 3020-00-517-1122 on request, usually the same business day.
What part numbers cross-reference to NSN 3020-00-517-1122?
Part numbers that cross-reference this NSN include A6836, CC1251. 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.