Flat Pulley P/N 70250-34007-042

Specifications

Counterbore diameter

0.874 in (nominal)

Counterbore depth

0.385 in (nominal)

Furnished items

Counterbore Feature and Bore

Outside diameter

2.030 in (nominal)

Outside diameter

2.500 in (nominal)

Bore diameter

0.406 in (nominal)

Bore length

2.188 in (nominal)

Flange width

0.093 in (nominal)

Flange quantity

2

Hub outside diameter

Both Ends Inches Nominal 1.150

Face width

2.188 in (nominal)

Design form

Webbed

Bore type

Straight

Counterbore location

Both Ends

Web/spoke configuration to face centerline

Not Offset

Rim type

Solid

Flange location

Outside

Special features

Second Countebore on First End Reduced to 0.728 In. Dia and 0.055 In. Deep

Material

Overall Aluminum Alloy 2024

Material document and classification

Overall Fed Spec Single Material Response QQ-A-200 to 3, Alloy 2024, T3511

Surface treatment

Anodize

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

Cross-reference part numbers

70250-34007-042

Also referenced as

70250-34007

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.

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	Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 2 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.

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FAQ

What is NSN 3020-01-162-7144?
NSN 3020-01-162-7144 (3020011627144) — Flat Pulley: SECO Parts has 2 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for flat pulley in federal supply class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain).

Is NSN 3020-01-162-7144 available?
SECO Parts has 2 in stock in Augusta, GA — order or request a quote below.

How much does NSN 3020-01-162-7144 cost?
The government catalog (FEDLOG) lists NSN 3020-01-162-7144 at $1,912.16 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 3020-01-162-7144?
Part numbers that cross-reference this NSN include 70250-34007-042. It is also referenced by older, superseded or advisory numbers: 70250-34007. SECO can quote against any of them.