404 394
View detailed technical data, stock status, and sourcing information for: 404 394
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A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes:nut (1), plain, castellated, hexagon.
right-hand thread direction, w/s:aircraft (ac-130h, mc-130h, ec-130e, hc-130); engine, aircraft, f100-pw-200(f-16a/b/c/d); aircraft, t-2; engine, aircraft tf33-pw-102 (c-135e, ec-135h/k/p); engine, aircraft, tf-33-p-7 (c-141a/b); engine, aircraft tf33-p-3/5/9 (c/ec-135, b-52h); aircraft, c-2a (reprocured); helicopter, mh-53e; joint stars target radar system; engine, aircraft, t56-a-7/15 (c-130b/e/h/n/p) end item identification, slotted, hexagon nut style, 0.172 inches minimum and 0.203 inches maximum nut height, 3b thread class
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3b
- Thread Direction
- right-hand
- Nut Style
- slotted, hexagon
- Nut Height
- 0.172 inches minimum and 0.203 inches maximum
- End Item Identification
- w/s:aircraft (ac-130h, mc-130h, ec-130e, hc-130); engine, aircraft, f100-pw-200(f-16a/b/c/d); aircraft, t-2; engine, aircraft tf33-pw-102 (c-135e, ec-135h/k/p); engine, aircraft, tf-33-p-7 (c-141a/b); engine, aircraft tf33-p-3/5/9 (c/ec-135, b-52h); aircraft, c-2a (reprocured); helicopter, mh-53e; joint stars target radar system; engine, aircraft, t56-a-7/15 (c-130b/e/h/n/p)
- Width Across Flats
- 0.490 inches minimum and 0.502 inches maximum
- Thread Series
- unf
- Thread Quantity Per Inch
- 24
- Nominal Thread Size
- 0.312 inches
- Bearing Surface Type
- chamfered or washer faced
- Bearing Surface Finish
- 125.0 microinches
- Material
- steel overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 3 fed spec single treatment response overall
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5310-00-110-2635 | No Name Available | 06/01/1998 |
| 5310-00-268-7368 | No Name Available | 01/01/1961 |
| 5310-00-285-2179 | No Name Available | 01/01/1963 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 175-6 | Nut,plain,slotted,hexagon |
| 175S6 | Nut,plain,slotted,hexagon |
| 2210304 | Nut,plain,slotted,hexagon |
| 404 394 | Nut,plain,slotted,hexagon |
| 430-18 | Nut,plain,slotted,hexagon |
| 510876 | Nut,plain,slotted,hexagon |
| 5310PL0715310 | Nut,plain,slotted,hexagon |
| 6628433P10 | Nut,plain,slotted,hexagon |
| 6628469P10 | Nut,plain,slotted,hexagon |
| 6628576P10 | Nut,plain,slotted,hexagon |
| 7602360 | Nut,plain,slotted,hexagon |
| 938.08.22.105 | Nut,plain,slotted,hexagon |
| A63-36 | Nut,plain,slotted,hexagon |
| A63-45-5 | Nut,plain,slotted,hexagon |
| AN320-5 | Nut,plain,slotted,hexagon |
| F3721 | Nut,plain,slotted,hexagon |
| F52SC320-524 | Nut,plain,slotted,hexagon |
| F52SCM320-820 | Nut,plain,slotted,hexagon |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-176-8109?
Does the NSN 5310-00-176-8109 have a Schedule B code assigned?
Does NSN 5310-00-176-8109 require demilitarization?
Does NSN 5310-00-176-8109 contain precious materials?
Does NSN 5310-00-176-8109 contain hazardous materials?
When the NSN 5310-00-176-8109 was assigned to the Federal Catalog?
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