B71A2MC

Knob

This page provides complete and verified information for part number B71A2MC, NSN 5355-00-408-1723

You’ll find detailed technical specifications, product attributes, condition classification, and real-time stock availability. All data is based on official records and meets industry standards for defense, aerospace, and industrial sourcing. Whether you’re performing a parts audit, validating compliance, or preparing a purchase order, this part listing supports accurate and efficient procurement.

B71A2MC
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5355 Knobs and Pointers
National Stock Number
5355-00-408-1723
Item Name Code
03263
Assigment Date
07/15/1970 (56 years ago)

An item consisting of electrical conductors separated from each other by a continuous homogeneous dielectric (including porous types and touching and/or interlocking beads or spacers), and designed primarily for the conduction of radio frequency energy. Includes a single conductor inclosed in an outer concentric conductor (coaxial) with or without a protective sheath; two or more coaxial cables laid parallel with an outer electrical shield and/or common sheath; two or more parallel conductors with an outer electrical shield and/or a common sheath; two or more individually insulated twisted conductors with or without an electrical shield and/or protective covering. All types have low-loss or special characteristics at high frequencies. Refers to bulk quantities only; for items of definite length with processed ends or terminated in fittings, see cable assembly, radio frequency. See also line, radio frequency transmission.

0.127 inches minimum and 0.129 inches maximum inside diameter, 0.187 inches maximum distance from hole center to knob/skirt base, 0.485 inches minimum counterbore diameter, 0.026 inches minimum counterbore depth, 2 setscrew hole quantity

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Inside Diameter
0.127 inches minimum and 0.129 inches maximum
Counterbore Diameter
0.485 inches minimum
Counterbore Depth
0.026 inches minimum
Setscrew Hole Quantity
2
Distance From Hole Center To Knob/Skirt Base
0.187 inches maximum
Overall Depth
0.405 inches minimum
Fluted Foil Quantity
3
Gripping Surface Condition
grip aid
Shaft Accommodation Style
counterbored
Outside Diameter
0.690 inches minimum and 0.730 inches maximum
Attachment Method
setscrews
Overall Thickness
0.856 inches minimum and 0.956 inches maximum
Material Transparency
opaque
Screw Drive Type
hexagon socket
Thread Quantity Per Inch
40 screw hole
Nominal Thread Size
0.112 inches screw hole
Special Features
tactile form-tune,0.610 in. min dia,0.650 in. max dia,0.320 in. min thickness,0.370. in. max thickness; additional color: orange
Color
gray, fed std 595, 36231
Material
aluminum alloy and plastic and steel corrosion resisting
Style Designator
round with fluted foils
Thread Series Designator
unc screw hole

Classification Data

Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.

Type of Item Identification
1 - Full descriptive item identification
Automatic Data Processing Point
0 - Represents items with no adp components
Demilitarization
A - 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.
Criticality
X - The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Federal Item Identification Guide
A530M0
Precious Metals Indicator
A - Item does not contain precious metal.
Pseudo Item Name Code
0003263
Hazardous Material Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Schedule B Code
8531900002

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
KZ
National Motor Freight Classification Item Number
146230
National Motor Freight Classification Sub-Item Number
X
Uniform Freight Classification Item Number
73040
National Motor Freight Class Rating
G - 125.0
Water Commodity
576 - Metal and metal products, nos, (less than 35 feet)
Type of Cargo
Z - No special type of cargo code applicable
Special Hand
9 - Other or no special handling required (sh)
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity
BZ -
National Motor Freight Description
guns machine/parts noi sm arms ammo

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for B71A2MC

What is the FSCG of the NSN 5355-00-408-1723?
The FSCG of the NSN 5355-00-408-1723 is 5355
Does the NSN 5355-00-408-1723 have a Schedule B code assigned?
Yes, the Schedule B code is 8531900002
Does NSN 5355-00-408-1723 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 5355-00-408-1723 contain precious materials?
Item does not contain precious metal.
Does NSN 5355-00-408-1723 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 5355-00-408-1723 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Wed, Jul 15, 1970

Need Consumables?

Running low on essential supplies? Explore our extensive catalog of high-quality consumables designed to keep your operations on track.

Electrical Wires

Recommended for You

Discover a selection of other high-demand NSN components from our catalog. These featured parts are frequently sourced by procurement teams across defense, aerospace, and industrial sectors.

Price & Availability

Fill out the form to get accurate pricing, lead time, and stock details from our NSN specialists:

FREE

Aviation Suppliers Association Member AS9120-ISO9001 Certification

Popular Parts

Browse our top-performing parts, selected based on customer demand and procurement frequency. All listings include up-to-date specs, availability, and condition:

MD28220046
2510-01-148-6958
Radiator Screen
MD2864A-25/B
5962-01-245-7406
Digital Microcircuit
MD2864A-30/B
5962-01-245-7406
Digital Microcircuit
MD2864A-35/B
5962-01-245-7406
Digital Microcircuit
MD28F010-15/B
5962-01-446-9470
Memory Microcircuit
MD28F010-15B
5962-01-446-9470
Memory Microcircuit
MD28F010-20/B
5962-01-395-5780
Memory Microcircuit
MD28F010-25
5962-01-435-2112
Memory Microcircuit
MD28F020
5962-01-497-7033
Memory Microcircuit
MD28F020-12
5962-01-497-7033
Memory Microcircuit
MD2904A
5961-00-078-1783
Unitized Semiconductor Devices
MD2905
5961-00-231-3830
Unitized Semiconductor Devices
MD2905A
5961-00-484-5141
Unitized Semiconductor Devices
MD2905AF
5961-00-520-5144
Unitized Semiconductor Devices
MD2905F
5961-00-520-5144
Unitized Semiconductor Devices