NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5340 › 5340-00-979-8581
Helical Compression Spring Seat P/N RB17529
In stock — 21 on our U.S. shelfNSN 5340-00-979-8581 5340009798581 NIIN 009798581
SECO Parts has 21 in stock of NSN 5340-00-979-8581 — Helical Compression Spring Seat — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $60–$100 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
- SEAT,HELICAL COMPRESSION SPRING
- Federal supply class
- FSC 5340 — Hardware, Commercial
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 21 |
| Total | 21 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5340-00-979-8581 009798581 RB17529
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
- First step length
- 0.0630–0.0670 in
- Design type
- Solid
- End diameter
- 0.3500 in (nominal)
- Material document and classification
- Assn STD Single Material Response A-S 5610
- Fsc application data
- Valve,Safety Relief
- Special features
- Not Casehardened
- Material
- Steel Comp 416SE
- Distance from end to first step
- 0.1250 in (nominal)
- Overall height
- 0.3440 in (nominal)
- First step diameter
- 0.4980–0.5000 in
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
RB17529
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 21 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 | P No HMIS record; MSDS may apply by end use |
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 5340-00-979-8581?
NSN 5340-00-979-8581 (5340009798581) — Helical Compression Spring Seat: SECO Parts has 21 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for helical compression spring seat in federal supply class 5340 (Hardware, Commercial).
Is NSN 5340-00-979-8581 available?
SECO Parts has 21 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5340-00-979-8581 cost?
SECO typically prices parts like NSN 5340-00-979-8581 at $60–$100 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 5340-00-979-8581?
Part numbers that cross-reference this NSN include RB17529. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names SEAT,HELICAL COMPRESSION SPRING. Same name is not the same part: check the part numbers.