Helical Extension Spring P/N 12312

Specifications

Coil helix direction

Right-Hand or Left-Hand

Opening width

Second End Inches Nominal 1.000

Spring free length

9.313 in (nominal)

Coil to hook inside length

Second End Inches Nominal 1.500

Material

Overall Steel

Material document and classification

Overall MIL Spec Single Material Response JAN-S-1160,Grade 2,Tye B-Canceled

Inside diameter

0.781 in (nominal)

Coil to hook inside length

First End Inches Nominal 1.625

Coil quantity

24

Spring free outside diameter

1.219 in (nominal)

Design type

Closed

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

Cross-reference part numbers

12312

Also referenced as

311604-6

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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	J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 1 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 5360-00-592-5186?
NSN 5360-00-592-5186 (5360005925186) — Helical Extension Spring: SECO Parts has 1 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 5360-00-592-5186 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5360-00-592-5186 cost?
SECO typically prices parts like NSN 5360-00-592-5186 at $65–$110 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 5360-00-592-5186?
Part numbers that cross-reference this NSN include 12312. It is also referenced by older, superseded or advisory numbers: 311604-6. SECO can quote against any of them.