NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5310 › 5310-01-294-5273
Plain Hexagon Nut P/N MIL-S-1222
In stock — 150 on our U.S. shelfNSN 5310-01-294-5273 5310012945273 NIIN 012945273
SECO Parts has 150 in stock of NSN 5310-01-294-5273 — Plain Hexagon Nut — on our own shelf in Augusta, GA: a stocking supplier, not a broker.
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,HEXAGON
- SECO description
- NUT, PLAIN, HEX
- Federal supply class
- FSC 5310 — Nuts and Washers
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 150 |
| Total | 150 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5310-01-294-5273 012945273 MIL-S-1222
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
- 2B
- Thread direction
- Right-Hand
- Nut height
- 0.328 in (nominal)
- Width across flats
- 0.562 in (nominal)
- Thread series
- Unified National Coarse (UNC)
- Thread quantity per inch
- 16
- Hardness rating
- Rockwell C Maximum 32.0
- Nominal thread size
- Inches 0.375
- Bearing surface type
- Chamfered or Washer Faced
- Special features
- Mercury Free
- Material
- Overall Steel
- Material document and classification
- Overall Assn STD Single Material Response SAE J995,Grade 5
- Surface treatment
- Overall Zinc and Chromate
- Surface treatment document and classification
- Overall Assn STD Single Treatment Response Ast- B633,Tye 2,FE to ZN 13
- Nondefinitive spec/std data
- Type 1 and Grade 5
- Departure from cited document
- AS Modified BY Mercury Free Clause
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
MIL-S-1222
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 150 on the shelf |
| Unit of issue | BX box |
| 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 5310-01-294-5273?
NSN 5310-01-294-5273 (5310012945273) — Plain Hexagon Nut: SECO Parts has 150 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for plain hexagon nut in federal supply class 5310 (Nuts and Washers).
Is NSN 5310-01-294-5273 available?
SECO Parts has 150 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5310-01-294-5273 cost?
SECO quotes NSN 5310-01-294-5273 on request, usually the same business day.
What part numbers cross-reference to NSN 5310-01-294-5273?
Part numbers that cross-reference this NSN include MIL-S-1222. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names NUT,PLAIN,HEXAGON. Same name is not the same part: check the part numbers.