NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5310 › 5310-00-508-5089
Self-Locking Plate Nut P/N MS21087L3K
In stock — 11 on our U.S. shelfNSN 5310-00-508-5089 5310005085089 NIIN 005085089
SECO Parts has 11 in stock of NSN 5310-00-508-5089 — Self-Locking Plate Nut — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $25–$50 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
- NUT,SELF-LOCKING,PLATE
- SECO description
- NUT,SELF-LOCKING,PL
- Federal supply class
- FSC 5310 — Nuts and Washers
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 11 |
| Total | 11 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5310-00-508-5089 005085089 MS21087L3K R300C3MK M12740E02BC MK4001-3BC RMLHTA575M2860-02BC MT13C1032BCM
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
- Center to center distance between mounting holes along width
- 0.217–0.221 in
- Lubrication
- Dry Film Lubricant
- Nut mounting provision
- Countersunk Holes
- Distance from aperture center to mounting hole center
- 0.245–0.255 in
- Mounting hole diameter
- 0.098–0.113 in
- Thread class
- 3B
- Thread direction
- Right-Hand
- Counterbore diameter
- Nut Inches Minimum 0.094
- Temp rating
- Fahrenheit Nominal 450.0
- Thread series
- UNF
- Plate width
- 0.298–0.328 in
- Nut counterbore depth
- Nut Inches Minimum 0.062
- Thread quantity per inch
- 32
- Material
- Overall Iron Alloy 660
- Material document and classification
- Overall Assn STD Single Material Response A-S5735 or Assn STD Single Material Response A-S5737
- Nut length
- 0.521 in maximum
- Nut height
- 0.250 in maximum
- Plate thickness
- 0.047 in maximum
- Nominal thread size
- Inches 0.190
- Mounting hole countersink angle
- 98.0–102.0 °
- Hardness rating
- Rockwell C Maximum 49.0
- Mounting provision location
- Opposite Nut Projection Side
- Locking feature
- Prevailing Torque All Metal Design
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
MS21087L3K R300C3MK M12740E02BC MK4001-3BC RMLHTA575M2860-02BC MT13C1032BCM
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 | H Direct delivery from vendor — not stocked by the government; delivered direct from a vendor under a central contract. SECO has 11 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 5310-00-508-5089?
NSN 5310-00-508-5089 (5310005085089) — Self-Locking Plate Nut: SECO Parts has 11 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for self-locking plate nut in federal supply class 5310 (Nuts and Washers).
Is NSN 5310-00-508-5089 available?
SECO Parts has 11 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5310-00-508-5089 cost?
SECO typically prices parts like NSN 5310-00-508-5089 at $25–$50 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 5310-00-508-5089?
Part numbers that cross-reference this NSN include MS21087L3K, R300C3MK, M12740E02BC, MK4001-3BC, RMLHTA575M2860-02BC, MT13C1032BCM. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names NUT,SELF-LOCKING,PLATE. Same name is not the same part: check the part numbers.