Catalog › Mechanical Power Transmission Equipment › FSC 3040 › 3040-00-546-9721

Worm Shaft P/N 8211668

In stock — 10 on our U.S. shelf

NSN 3040-00-546-9721 3040005469721 NIIN 005469721

SECO Parts has 10 in stock of NSN 3040-00-546-9721 — Worm Shaft — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $80–$135 each — an estimate from the government catalog price and what we have charged for similar parts. Not a quote: request one for your price. Quote lines carry a $50 minimum.

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: WORM SHAFT
SECO description: WORM, GEAR
Federal supply class: FSC 3040 — Miscellaneous Power Transmission Equipment

Availability & condition

Condition	Code	Qty on shelf
New	NE	10
Total		10

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

Also known as: 3040-00-546-9721 005469721 8211668

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

Unthreaded section pin hole diameter: First End Second Portion Inches Nominal 0.0780
Straight unthreaded length: Second End Fifth Portion Inches Nominal 0.735
Worm pressure angle in deg: 14.500
Worm helix angle: 3 Degrees 24 Minutes
Worm pitch diameter: 0.332–0.334 in
Straight unthreaded length: First End Second Portion Inches Nominal 1.375
Worm outside diameter: 0.374 in (nominal)
Straight unthreaded section diameter: Second End Fifth Portion Inches Nominal 0.249
Worm thread section length: 0.437 in (nominal)
Shaft location: Both Ends of Worm
Straight unthreaded length: First End First Portion Inches Nominal 0.250
End similarity: Not Identical
Overall length: 3.687 in (nominal)
Worm thread quantity: 7
Worm thread lead: 0.063 in (nominal)
Worm thread direction: Right-Hand
Straight unthreaded section diameter: Second End Second Portion Inches Nominal 0.234
Straight unthreaded section diameter: Second End Third Portion Inches Nominal 0.438
Straight unthreaded length: Second End Fourth Portion Inches Nominal 0.046
Unthreaded section pin hole diameter: Second End Fifth Portion Inches Nominal 0.0780
Material: Copper Alloy 511
Straight unthreaded length: Second End Second Portion Inches Nominal 0.218
Straight unthreaded length: Second End Third Portion Inches Nominal 0.328
Straight unthreaded section diameter: Second End Fourth Portion Inches Nominal 0.260
Straight unthreaded section diameter: First End First Portion Inches Nominal 0.260
Straight unthreaded length: Second End First Portion Inches Nominal 0.298
Straight unthreaded section diameter: First End Second Portion Inches Nominal 0.249
Straight unthreaded section diameter: Second End First Portion Inches Nominal 0.260

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

Cross-reference part numbers

8211668

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 10 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 3040-00-546-9721?
NSN 3040-00-546-9721 (3040005469721) — Worm Shaft: SECO Parts has 10 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for worm shaft in federal supply class 3040 (Miscellaneous Power Transmission Equipment).

Is NSN 3040-00-546-9721 available?
SECO Parts has 10 in stock in Augusta, GA — order or request a quote below.

How much does NSN 3040-00-546-9721 cost?
SECO typically prices parts like NSN 3040-00-546-9721 at $80–$135 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.

What part numbers cross-reference to NSN 3040-00-546-9721?
Part numbers that cross-reference this NSN include 8211668. SECO can quote against any of them.

Same item, other stock numbers

Other NSNs the federal catalog names WORM SHAFT. Same name is not the same part: check the part numbers.

Worm Shaft
3040-01-057-6546 Worm Shaft
3040-01-080-6048 Worm Shaft
3040-01-088-1200 Worm Shaft
3040-01-215-8561 Worm Shaft
3040-01-240-8633 Worm Shaft
3040-00-231-0219

More in FSC 3040

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3040-00-548-3429 Differential Gear Unit
3040-00-550-6910 Shouldered Shaft
3040-00-557-2465 Actuating Line Cylinder Assembly
3040-00-559-1511 Shouldered Shaft
3040-00-559-3165 Rigid Connecting Link
3040-00-560-5326

All of FSC 3040 — Miscellaneous Power Transmission Equipment →

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