Sleeve Nut

56NBS-EXR-20

56NBS-EXR-20
(NSN) National Stock Number
5310-01-086-8571
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
29735
Schedule B Code
7318160000
Summary

2b thread class, right-hand thread direction, 0.250 inches nominal overall thread length, 0.156 inches nominal nut counterbore diameter, sleeve nut style, 0.312 inches nominal nut nut counterbore depth

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
9 - - KZ
Identification

An internally threaded item with a cylindrical and/or square, hexagonal, octagonal, or dodecagonal outer periphery (parallel to the threaded axis) a portion(s) of which may or may not be enlarged, forming a flange(s) and/or shoulder(s). Items not having an enlarged outer portion may be threaded, a part of the full length, or tapped from both ends. Items having an enlarged outer portion (flange(s) or shoulder(s)) may be threaded the full length, threaded a part of the full length, or tapped from both ends. Items tapped from both ends shall have either right-hand threads on both ends or left-hand threads on both ends. For items conforming to any of the above and having a length overall exceeding two times the largest outside diameter or width across flats, use post, electrical-mechanical equipment. For items with an outside contour that is the same the full length, having a continuous thread through its entire length, and the length does not exceed two times the diameter or width across the flats use nut (1), plain (as modified). Excludes:nut (1), plain, cap. See also turnbuckle body.

INC FIIG Concept Condition
29735 A021A0 1 1
Specifications
Thread Class
2b
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details 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.
Thread Length
0.250 inches nominal overall
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Counterbore Diameter
0.156 inches nominal nut
Details The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.
Nut Style
sleeve
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
Nut Counterbore Depth
0.312 inches nominal nut
Details The measurement of the enlarged portion adjacent to the threaded portion of a nut,in distinction from height.
Flange Width Across Flats
0.312 inches nominal
Details The shortest straight line between flats, perpendiculiar to the height of the flange.
Cross-Sectional Shape
round w/wrench flats nut
Details The geometric configuration of the item when viewed in cross section.
Thread Series
unc
Details A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
Thread Quantity Per Inch
32
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Nominal Thread Size
0.138 inches
Details A designation that is used for the purpose of general identification of the thread.
Material
steel comp 303 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
passivate overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
55190 - U -
RVC WCC TCC SHC
- 573 Z 9

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping
Manufacturer
PRECISION METAL PRODUCTS CO
CAGE: 86577
PEABODY , MA , 01960
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 5310-01-086-8571
What is the NIIN of the NSN 5310-01-086-8571?
The National Item Identification Number (NIIN) of the NSN 5310-01-086-8571 is 01-086-8571
When the NSN 5310-01-086-8571 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Thu, Dec 6, 1979
Does the NSN 5310-01-086-8571 contain any precious metals?
Type/content is unknown
Does the NSN 5310-01-086-8571 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Who we are?

We are a trusted provider of milspec and aerospace hardware, offering high-quality consumables and parts. With a commitment to excellence, we guarantee reliable and fast delivery through our network of logistics centers. Our mission is to support the aerospace industry with precision and efficiency.

Contact
3555 Agricultural Center Dr.
St. Augustine, FL, 32092
United States
© 2024 Aerospace Hardware Store, Inc. All rights reserved.
Made in USA