NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5310 › 5310-00-839-2066
Plain Hexagon Nut P/N A20492
In stock — 359 on our U.S. shelfNSN 5310-00-839-2066 5310008392066 NIIN 008392066
SECO Parts has 359 in stock of NSN 5310-00-839-2066 — Plain Hexagon 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,PLAIN,HEXAGON
- SECO description
- NUT, PLAIN HEX
- Federal supply class
- FSC 5310 — Nuts and Washers
- Used on
- W/s:Helicopter, Advance Attack, AH-1W; Helicopter, USCG Search and Rescue, HH-60J; Helicopter, Search and Rescue, HH-60H; Radar Set, Firefinder (AN/TPQ-36); Helicopter, Carrier Based Asw, SH-60F; Armored Vehicle Launch Bridge (M60A1 & M48A5); Torpedo, Adcap 48; Airborne Mobile Dir Air Spt Ctl (2ID),
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 261 |
| New | NE | 98 |
| Total | 359 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5310-00-839-2066 008392066 A20492 A10699 8D9 MS35691-923 MS35691-45 302944 E108186 PART NO 252
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
- Nominal thread size
- Inches 0.562
- Width across flats
- 0.861–0.875 in
- Nut height
- 0.301–0.324 in
- Surface treatment
- Overall Cadmium and Chromate
- Thread direction
- Right-Hand
- Thread series
- UNF
- Thread quantity per inch
- 18
- Hardness rating
- Rockwell B Minimum 32.0 and Rockwell B Maximum 90.7
- Surface treatment document and classification
- Overall Fed Spec Single Treatment Response QQ--416,TY 2,CL 3
- Nondefinitive spec/std data
- Type 2 and Style 5 and Grade B
- Material
- Overall Steel
- Bearing surface type
- Chamfered or Washer Faced
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
A20492 A10699 8D9 MS35691-923 MS35691-45
Also referenced as
302944 E108186 PART NO 252
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 359 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 5310-00-839-2066?
NSN 5310-00-839-2066 (5310008392066) — Plain Hexagon Nut: SECO Parts has 359 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 5310-00-839-2066 available?
SECO Parts has 359 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5310-00-839-2066 cost?
NSN 5310-00-839-2066 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 5310-00-839-2066 fit?
The federal catalog lists NSN 5310-00-839-2066 as used on: W/s:Helicopter, Advance Attack, AH-1W; Helicopter, USCG Search and Rescue, HH-60J; Helicopter, Search and Rescue, HH-60H; Radar Set, Firefinder (AN/TPQ-36); Helicopter, Carrier Based Asw, SH-60F; Armored Vehicle Launch Bridge (M60A1 & M48A5); Torpedo, Adcap 48; Airborne Mobile Dir Air Spt Ctl (2ID),.
What part numbers cross-reference to NSN 5310-00-839-2066?
Part numbers that cross-reference this NSN include A20492, A10699, 8D9, MS35691-923, MS35691-45. It is also referenced by older, superseded or advisory numbers: 302944, E108186 PART NO 252. 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.