Catalog › Mechanical Power Transmission Equipment › FSC 3020 › 3020-01-287-2170

Internal Gear P/N 12364285

In stock — 4 on our U.S. shelf

NSN 3020-01-287-2170 3020012872170 NIIN 012872170

SECO Parts has 4 in stock of NSN 3020-01-287-2170 — Internal Gear — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Government catalog (FEDLOG) price: $401.89 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.

Export-controlled item (DEMIL B) — U.S. domestic sale only. Quote only: an end-use statement is required.

Request a quote — end-use statement required

Quotes answered within one business day once the end-use statement is reviewed.

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,INTERNAL
SECO description: GEAR
Federal supply class: FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Used on: Transmission with C (2520-01-274-6449)

Availability & condition

Condition	Code	Qty on shelf
New Surplus	NS	4
Total		4

Quantities are live from SECO's inventory system, not estimated.

Also known as: 3020-01-287-2170 012872170 12364285

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.

Controlled item. Quote only — no online checkout. Your request must include the end user, the end use, and a U.S.-person certification; SECO reviews each request before quoting.

More to tell us? Need-by date, ship-to, your own RFQ document

Specifications

Attachment method: Mounting Hole
Pitch diameter: 9.0000 in (nominal)
Teeth quantity: 90
Features provided: Spur Teeth
Mounting hole thread series designator: Axially Through Flange UNF
Mounting hole nominal thread size: Axially Through Flange Inches 0.250
Mounting hole type and quantity: Axially Through Flange Countersunk 8 and Threaded 8
Nominal outside diameter: Inches 9.651
Nominal overall length: Inches 0.650
Tooth form: Stub
Flange nominal diameter: Inches 11.000
Pressure angle: Degrees 20.0000
Flange nominal thickness: Inches 0.540
Mounting hole nominal diameter: Axially Through Flange Inches 0.260
Bolt hole circle nominal diameter: Axially Through Flange Inches 10.400
Material: Overall Steel Comp 4620H or Steel Comp 8620
Material document and classification: Overall Assn STD 1ST Material Response AST-322 or MIL Spec 2ND Material Response -IL-S-46172 Grade D

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Cross-reference part numbers

12364285

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 4 on the shelf
Unit of issue	EA each
Demilitarization code	B Export-controlled (USML) — U.S. domestic sale only
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 3020-01-287-2170?
NSN 3020-01-287-2170 (3020012872170) — Internal Gear: SECO Parts has 4 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for internal gear in federal supply class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain).

Is NSN 3020-01-287-2170 available?
SECO Parts has 4 in stock in Augusta, GA. This is a controlled item: it is sold by quote only with an end-use statement, to U.S. domestic customers.

How much does NSN 3020-01-287-2170 cost?
The government catalog (FEDLOG) lists NSN 3020-01-287-2170 at $401.89 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 does NSN 3020-01-287-2170 fit?
The federal catalog lists NSN 3020-01-287-2170 as used on: Transmission with C (2520-01-274-6449).

What part numbers cross-reference to NSN 3020-01-287-2170?
Part numbers that cross-reference this NSN include 12364285. SECO can quote against any of them.