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Catalog › Hardware and Abrasives › FSC 5360 › 5360-00-740-9447

Helical Extension Spring P/N 7409447

In stock — 41 on our U.S. shelf

NSN 5360-00-740-9447 5360007409447 NIIN 007409447

SECO Parts has 41 in stock of NSN 5360-00-740-9447 — Helical Extension Spring — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $25–$40 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.

FLIS item name
SPRING,HELICAL,EXTENSION
SECO description
SPRING, CLUTCH & BRK
Federal supply class
FSC 5360 — Coil, Flat, Leaf, and Wire Springs

Availability & condition

ConditionCodeQty on shelf
NewNE 22
New SurplusNS 19
Total41

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

Also known as: 5360-00-740-9447 007409447 7409447 43229H KC6401

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

Material
Overall Steel
Spring free length
6.461 in (nominal)
Coil to hook inside length
First End Inches Nominal 0.688
Coil to hook inside length
Second End Inches Nominal 1.562
Inside diameter
0.6444 in (nominal)
Opening width
Both Ends Inches Nominal 1.062
Hook radius
Both Ends Inches Nominal 0.312
Coil quantity
38
Coil helix direction
Right-Hand or Left-Hand
Spring length under load
9.500 in (nominal)
Load rating
47.000 lb (nominal)
Opening width
First End Inches Nominal 0.312
Design type
Closed
Spring free outside diameter
0.8555 in (nominal)

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

Cross-reference part numbers

7409447 43229H KC6401

Shown for identification only. SECO can quote against any of these numbers.

Logistics data

Source of supplySMS
DLA Land and Maritime, Columbus, Ohio
Acquisition advice codeJ
Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 41 on the shelf
Unit of issueEA
each
Demilitarization codeA
Demilitarization not required — non-munitions-list item
Controlled inventory codeU
Unclassified
Hazardous material indicatorN
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 5360-00-740-9447?
NSN 5360-00-740-9447 (5360007409447) — Helical Extension Spring: SECO Parts has 41 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for helical extension spring in federal supply class 5360 (Coil, Flat, Leaf, and Wire Springs).

Is NSN 5360-00-740-9447 available?
SECO Parts has 41 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5360-00-740-9447 cost?
SECO typically prices parts like NSN 5360-00-740-9447 at $25–$40 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 5360-00-740-9447?
Part numbers that cross-reference this NSN include 7409447, 43229H, KC6401. SECO can quote against any of them.

Same item, other stock numbers

Other NSNs the federal catalog names SPRING,HELICAL,EXTENSION. Same name is not the same part: check the part numbers.

More in FSC 5360

All of FSC 5360 — Coil, Flat, Leaf, and Wire Springs →

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