5305-01-277-4320
Find complete technical information, availability, and procurement data for: 5305-01-277-4320
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5305-01-277-4320 to receive an up to date pricing and availability quote by email.
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.
0.250 inches nominal thread length, right-hand thread direction, 1.400 inches nominal fastener length, 2a thread class, 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.250 inches nominal
- Fastener Length
- 1.400 inches nominal
- Head Style
- flat chamfer
- Head Diameter
- 0.260 inches minimum and 0.268 inches maximum
- Head Height
- 0.159 inches minimum and 0.164 inches maximum
- First Diameter From Head
- 0.115 inches minimum and 0.120 inches maximum
- Distance From Largest Bearing Surface Of Head To End Of First Diameter
- 1.125 inches nominal
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.164 inches
- Width Across Flats
- 0.109 inches minimum and 0.111 inches maximum
- Thread Quantity Per Inch
- 32
- Externally Relieved Body Diameter Quantity
- 1
- Special Features
- cleaned and coated with graphite lubricant per ams 2525
- Material
- steel comp 630 overall
- Material Document And Classification
- ams 5643 assn std single material response overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- qq-p-35 fed spec single treatment response overall
- Thread Series Designator
- unc
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 |
|---|---|
| 688166-0002 | Externally Relieved Body Screw |
| 688166-2 | Externally Relieved Body Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-01-277-4320?
Does the NSN 5305-01-277-4320 have a Schedule B code assigned?
Does NSN 5305-01-277-4320 require demilitarization?
Does NSN 5305-01-277-4320 contain precious materials?
Does NSN 5305-01-277-4320 contain hazardous materials?
When the NSN 5305-01-277-4320 was assigned to the Federal Catalog?
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
You May Also Like
Browse other in-demand NSN parts sourced by professionals in defense, aerospace, and manufacturing sectors. Each component meets strict standards for quality and performance.
Pricing
Submit your request below and our team will respond quickly with up-to-date pricing, delivery estimates, and stock information:
