5305-01-137-3940
Find complete technical information, availability, and procurement data for: 5305-01-137-3940
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-137-3940
Item Name Code
16282
Assigment Date
08/25/1982 (43 years ago)
1.060 inches minimum and 1.250 inches maximum thread length, 3a thread class, 1.160 inches minimum and 1.250 inches maximum fastener length, right-hand thread direction, flat chamfer head style
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 1.060 inches minimum and 1.250 inches maximum
- Fastener Length
- 1.160 inches minimum and 1.250 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.735 inches minimum and 0.750 inches maximum
- Head Height
- 0.492 inches minimum and 0.500 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.500 inches
- Width Across Flats
- 0.375 inches minimum and 0.379 inches maximum
- Thread Quantity Per Inch
- 20
- Minimum Tensile Strength
- 170000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
- Minimum Yield Strength
- 150000 pounds per square inch
- Color
- black overall
- Material
- steel overall
- Surface Treatment
- oxide overall
- Surface Treatment Document And Classification
- mil-c-13924 cl 1 mil spec single treatment response overall
- Thread Series Designator
- unrf
- Specification/Standard Data
- 80205-nas1351 professional/industrial association standard
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 |
|---|---|
| NAS1351-8-20 | Socket Head Cap Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-01-137-3940?
The FSCG of the NSN 5305-01-137-3940 is 5305
Does the NSN 5305-01-137-3940 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-137-3940 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-01-137-3940 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-137-3940 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-01-137-3940 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Wed, Aug 25, 1982
Professional Distribution
Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.
- ITAR Registered
- DDTC Registered
- HAZMAT Certified
- AS9120 Quality Standards
- 100% Quality Inspections
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 49 |
| New Material | 4,712 |
| Total | 4,761 |
Availability of this item was last updated on:
11/12/2025 02:11 PM EST.
Stock levels and pricing are subject to change.