NSN catalog · 90,963 partsCatalog › Fire Control Equipment › FSC 1240 › 1240-00-445-4621
Shouldered Shaft P/N 8574931
In stock — 4 on our U.S. shelfNSN 1240-00-445-4621 1240004454621 NIIN 004454621
SECO Parts has 4 in stock of NSN 1240-00-445-4621 — Shouldered Shaft — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Government catalog (FEDLOG) price: $270.48 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.
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
- SHAFT,SHOULDERED
- SECO description
- SHAFT
- Federal supply class
- FSC 1240 — Optical Sighting and Ranging Equipment
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:
1240-00-445-4621 004454621 8574931
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
- End similarity
- Not Identical
- Second end groove diameter
- 0.3400 in (nominal)
- Second end distance between first and second groove centers
- 0.594 in (nominal)
- Material
- Steel Comp 303 or Steel Comp 303SE
- Material document and classification
- National Spec All Material Responses AST--A582
- First end diameter
- 1.0000 in (nominal)
- Second end groove width
- 0.0625 in (nominal)
- Largest step diameter
- 1.000 in (nominal)
- Special features
- First Shoulder of Second End IS Externally Threaded 20UNC-2A;Second Shoulder of Second End Has 36 Straight Serrations with Pitch Dia 0.36117 in:Major Dia 0.374 in:Minor Dia 0.350 in
- Step quantity
- 9
- First end internal thread length
- 1.188 in (nominal)
- Second end distance from end to groove
- 0.218 in (nominal)
- Second end diameter
- 0.3750 in (nominal)
- Overall length
- 2.531 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
8574931
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 | 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 1240-00-445-4621?
NSN 1240-00-445-4621 (1240004454621) — Shouldered Shaft: SECO Parts has 4 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for shouldered shaft in federal supply class 1240 (Optical Sighting and Ranging Equipment).
Is NSN 1240-00-445-4621 available?
SECO Parts has 4 in stock in Augusta, GA — order or request a quote below.
How much does NSN 1240-00-445-4621 cost?
The government catalog (FEDLOG) lists NSN 1240-00-445-4621 at $270.48 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 1240-00-445-4621?
Part numbers that cross-reference this NSN include 8574931. SECO can quote against any of them.