NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5310 › 5310-01-331-7221
Plain Round Nut P/N 331-102-020
In stock — 1 on our U.S. shelfNSN 5310-01-331-7221 5310013317221 NIIN 013317221
SECO Parts has 1 in stock of NSN 5310-01-331-7221 — Plain Round Nut — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $50–$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
- NUT,PLAIN,ROUND
- SECO description
- NUT
- Federal supply class
- FSC 5310 — Nuts and Washers
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 1 |
| Total | 1 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5310-01-331-7221 013317221 331-102-020 6318049
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 direction
- Right-Hand
- Small end diameter
- 7.9 mm (nominal)
- Drive point depth
- 1.0 mm (nominal)
- Nut diameter
- 9.3–9.5 mm
- Nut thickness
- 3.5 mm (nominal)
- Drive point width
- 2.0 mm (nominal)
- Undercut thickness
- 1.0 mm (nominal)
- Drive point quantity
- 12
- Thread series
- M
- Nominal thread size
- Millimeters 7.50
- Thread pitch in millimeters
- 0.50
- Thread tolerance class
- Internal 6H
- Material
- Overall Plastic Polyamide Nylon
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
331-102-020 6318049
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 1 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 5310-01-331-7221?
NSN 5310-01-331-7221 (5310013317221) — Plain Round Nut: SECO Parts has 1 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for plain round nut in federal supply class 5310 (Nuts and Washers).
Is NSN 5310-01-331-7221 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5310-01-331-7221 cost?
SECO typically prices parts like NSN 5310-01-331-7221 at $50–$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 5310-01-331-7221?
Part numbers that cross-reference this NSN include 331-102-020, 6318049. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names NUT,PLAIN,ROUND. Same name is not the same part: check the part numbers.