91257A886
View detailed technical data, stock status, and sourcing information for: 91257A886
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A pliable rubber or composition ring-shaped element, split or jointless (solid) not encased in a metal shell, but having a spring, spreader and/or molded-in reinforcement. It is designed to be pressmounted between fixed and movable or moving parts to form a tight and effective seal.
right-hand thread direction, 1.750 inches minimum and 2.250 inches maximum thread length, 7.500 inches nominal fastener length, 2a thread class, hexagon 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 1.750 inches minimum and 2.250 inches maximum
- Fastener Length
- 7.500 inches nominal
- Head Style
- hexagon
- Head Height
- 0.469 inches nominal
- Width Between Flats
- 1.125 inches nominal
- End Item Identification
- 2510-01-533-9110, armor kit, d7g
- Nominal Thread Diameter
- 0.750 inches
- Thread Quantity Per Inch
- 16
- Minimum Tensile Strength
- 150000 pounds per square inch
- Hardness Rating
- 33.0 rockwell c minimum and 39.0 rockwell c maximum overall
- Part Name Assigned By Controlling Agency
- screw,hex,head
- Special Features
- grade 8 zinc-plated alloy steel
- Material
- steel overall
- Surface Treatment
- zinc alloy overall
- Thread Series Designator
- unc
- Specification/Standard Data
- 81343 - j429 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 |
|---|---|
| 91257A886 | Hexagon Head Cap Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-01-539-3509?
Does the NSN 5305-01-539-3509 have a Schedule B code assigned?
Does NSN 5305-01-539-3509 require demilitarization?
Does NSN 5305-01-539-3509 contain precious materials?
Does NSN 5305-01-539-3509 contain hazardous materials?
When the NSN 5305-01-539-3509 was assigned to the Federal Catalog?
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