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Datasheet. 2208931 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2b
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
RIGHT-Hand
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
plain, octagon
0.563in. ⁓37/64"
The national stock number or the identification information of the end equipment for which the item is a part.
w/s: trailer, semi (M986) & chassis, trailer, semi (M999) ; trailer, semi (M860A1) ; trailer, semi (M747) (het) ; trailer, semi, tank, fuel 5000 gal, 12-ton 4-wheel w/e; trailer, semi, tank, 5000 gal, bulk; truck, cargo, 5-ton, 6X6, xlwb w/e; missile, patriot; airborne mobile dir air spt ctl (2id) (02MJUL83) (an/UYQ-3A) ; truck, fire/crash P12; radar set, firefinder (an/TPQ-36)
The shortest straight line between flats,perpendicular to the height.
4.375in. ⁓4-3/8"
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
un
Those features,not otherwise specified,which may be required for proper functioning of the item.
casehardened
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
12
A designation that is used for the purpose of general identification of the thread.
3.375in. ⁓3-3/8"
Indicates the type of bearing surface.
chamfered
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 1212 or steel comp 1020
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
QQ-S-637 fed spec 1st material response or astm A108 assn std 2nd material response
Answers.
Steel comp 1212 or steel comp 1020
12
Right-hand
2b
Schedule B number: 7318160000
nmfc 093486
Nuts of iron or steel
FSC 5310 ⁓ Nuts and washers
Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.
Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).
NSN 5310-00-353-2427 NUT,PLAIN,OCTAGON
Used on w/s: trailer, semi (m986) & chassis, trailer, semi (m999); trailer, semi (m860a1); trailer, semi (m747)(het); trailer, semi, tank, fuel 5000 gal, 12-ton 4-wheel w/e; trailer, semi, tank, 5000 gal, bulk; truck, cargo, 5-ton, 6x6, xlwb w/e; missile, patriot; airborne mobile dir air spt ctl (2id)(02mjul83)(an/uyq-3a); truck, fire/crash p12; radar set, firefinder (an/tpq-36). 12 thread quantity per inch right-hand 2b thread class
- NIIN
- 003532427
- NIIN Date
- 01/01/63
- Schedule B
- 7318160000
- Name Code
- 16979
- FIIG
- A021A0
- Item Weight
- 0.500lbs
- Item Dimensions
- --
- QUP
- Historical Price
- $21.08 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Metal content unknown
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | 7979263 | Cage 19207 |
| 2. | 56093R1 | Cage 72957 |
| 3. | 56093R1 | Cage 89346 |
| 4. | 1227P328 | Cage 78500 |
| 5. | 1227P328 | Cage 3D6E9 |
| 6. | 302037 | Cage H0001 |
| 7. | 66604F | Cage 56442 |
| 8. | 1227P328 | Cage 02413 |
| 9. | 1227P328 | Cage 72260 |
| 10. | 1227P328 | Cage 04969 |
| 11. | SD1867 | Cage 56697 |
| 12. | 1227P328 | Cage 65282 |
| 13. | 7346885 | Cage 19207 |
| 14. | 5310003532427 | Cage SCY13 |
| 15. | 56093R1 | Cage 31007 |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Army
- - Department of The Air Force
- - U.s. Marine Corps
- - Brazil
- - Kuwait
- - Morocco
- - Canada
- - New Zealand
- - Republic of Korea
- - Netherlands
- - Portugal
- - Denmark
- - Norway
- - Greece
- - Turkey
Availability for 2208931 A member of our team will provide you with a price and availability quote
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- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- Rating variable
- LCL (less than a car load rating)
- Unknown
- Special Cargo
- No special type of cargo code applicable
- Air Freight (Minimum cargo door size required)
- Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- Customs Requirement Classification
- Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
- Commodity (for shipments via water)
- Bolts or nuts (iron or steel),(less than 35 feet)
- NMFC (national motor freight code)
- 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
- UFC (universal freight code)
- 48950
Similar by Design Other nuts with similar characteristics
Nothing similar to this part number was found in our inventory
2208931 / Nut,plain,octagonWhat is the formal definition of this item?
A nut, flat on top and bottom, having eight flat sides. it may include a retaining dowel pin. for items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).
