NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5310 › 5310-01-313-3977
Self-Locking Plate Nut P/N MS21076L4N
In stock — 16 on our U.S. shelfNSN 5310-01-313-3977 5310013133977 NIIN 013133977
SECO Parts has 16 in stock of NSN 5310-01-313-3977 — Self-Locking Plate Nut — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Low-cost part: quoted by the line, $50 minimum per line; quantity pricing on request.
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
- Federal supply class
- FSC 5310 — Nuts and Washers
- Used on
- MQ-4C Triton
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 16 |
| Total | 16 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5310-01-313-3977 013133977 MS21076L4N PL405545-01 FN 3 PL405522-01 FN 3
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
- 3B
- Thread direction
- Right-Hand
- Locking feature
- Prevailing Torque All Metal Design
- Lubrication
- Dry Film Lubricant or Soluble Lubricant
- Mounting hole diameter
- 0.098–0.103 in
- Nut length
- 0.801 in maximum
- Nut height
- 0.281 in maximum
- Plate thickness
- 0.027–0.090 in
- Plate width
- 0.350–0.500 in
- Nut mounting provision
- Straight Holes
- Distance from aperture center to mounting hole center
- 0.276–0.286 in
- Center to center distance between mounting holes along length
- 0.560–0.564 in
- Temp rating
- Fahrenheit Maximum 450.0
- Thread series
- Unified National Joint Fine (Unjf)
- Features provided
- Floating Nut
- Thread quantity per inch
- 28
- Hardness rating
- Rockwell C Maximum 49.0
- Nominal thread size
- Inches 0.250
- Criticality code justification
- Agav
- Material
- Overall Iron Alloy 660
- Material document and classification
- Overall Assn STD Single Material Response A-S 5525 or Assn STD Single Material Response A-S 5732 or Assn STD Single Material Response A-S 5737
- Surface treatment
- Overall Passivate
- Surface treatment document and classification
- Overall Fed Spec Single Treatment Response QQ--35
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
MS21076L4N
Also referenced as
PL405545-01 FN 3 PL405522-01 FN 3
Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.
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 16 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 5310-01-313-3977?
NSN 5310-01-313-3977 (5310013133977) — Self-Locking Plate Nut: SECO Parts has 16 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 5310-01-313-3977 available?
SECO Parts has 16 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5310-01-313-3977 cost?
NSN 5310-01-313-3977 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line, and quantity pricing on request — usually answered the same business day.
What does NSN 5310-01-313-3977 fit?
The federal catalog lists NSN 5310-01-313-3977 as used on: MQ-4C Triton.
What part numbers cross-reference to NSN 5310-01-313-3977?
Part numbers that cross-reference this NSN include MS21076L4N. It is also referenced by older, superseded or advisory numbers: PL405545-01 FN 3, PL405522-01 FN 3. 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.