NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5315 › 5315-01-197-4378
Machine Key P/N 57453AX
In stock — 23 on our U.S. shelfNSN 5315-01-197-4378 5315011974378 NIIN 011974378
SECO Parts has 23 in stock of NSN 5315-01-197-4378 — Machine Key — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $30–$65 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
- KEY,MACHINE
- SECO description
- KEY, MACHINE
- Federal supply class
- FSC 5315 — Nails, Machine Keys, and Pins
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 23 |
| Total | 23 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5315-01-197-4378 011974378 57453AX
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
- Overall length
- 1.250 in (nominal)
- Overall height
- 0.218–0.221 in
- Overall width
- 0.249–0.250 in
- Flat height
- 0.115–0.120 in
- Minor width
- 0.101–0.103 in
- Shoulder width
- 0.030–0.031 in
- Starting edge radius
- 0.030 in (nominal)
- Hardness rating
- Overall Rockwell C Minimum 34.0 and Rockwell C Maximum 39.0
- Starting edge shape
- Round
- Material
- Overall Steel Comp 4140
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
57453AX
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 23 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 5315-01-197-4378?
NSN 5315-01-197-4378 (5315011974378) — Machine Key: SECO Parts has 23 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for machine key in federal supply class 5315 (Nails, Machine Keys, and Pins).
Is NSN 5315-01-197-4378 available?
SECO Parts has 23 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5315-01-197-4378 cost?
SECO typically prices parts like NSN 5315-01-197-4378 at $30–$65 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 5315-01-197-4378?
Part numbers that cross-reference this NSN include 57453AX. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names KEY,MACHINE. Same name is not the same part: check the part numbers.