NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5365 › 5365-00-998-2779
Externally Threaded Ring P/N SS3999-2
In stock — 194 on our U.S. shelfNSN 5365-00-998-2779 5365009982779 NIIN 009982779
SECO Parts has 194 in stock of NSN 5365-00-998-2779 — Externally Threaded Ring — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $25–$45 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
- RING,EXTERNALLY THREADED
- SECO description
- RING,EXTERNALLY THR
- Federal supply class
- FSC 5365 — Bushings, Rings, Shims, and Spacers
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 194 |
| Total | 194 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5365-00-998-2779 009982779 SS3999-2
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
- Thread class
- 3A
- Thread direction
- Right-Hand
- Casehardening indicator
- Not Case-Hardened
- Furnished items
- Beveled Thread
- Width
- 0.094 in (nominal)
- Overall length
- 0.250 in (nominal)
- Thread size
- 1/2 IN.-28
- Bore diameter
- 0.344 in (nominal)
- Depth
- 0.094 in (nominal)
- Bore shape
- Straight
- Screw thread series designator
- Unef
- Drive type
- Slotted Face
- Thread location
- Drive End
- Accommodation type and quantity
- Slots 2
- Angle between accommodations in deg
- 180.0
- Material
- Copper Alloy 360
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
SS3999-2
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 194 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 5365-00-998-2779?
NSN 5365-00-998-2779 (5365009982779) — Externally Threaded Ring: SECO Parts has 194 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for externally threaded ring in federal supply class 5365 (Bushings, Rings, Shims, and Spacers).
Is NSN 5365-00-998-2779 available?
SECO Parts has 194 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5365-00-998-2779 cost?
SECO typically prices parts like NSN 5365-00-998-2779 at $25–$45 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 5365-00-998-2779?
Part numbers that cross-reference this NSN include SS3999-2. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names RING,EXTERNALLY THREADED. Same name is not the same part: check the part numbers.