1. Home /
  2. Catalog /
  3. Screws /
  4. 5305-00-045-1988

5305-00-045-1988

Find complete technical information, availability, and procurement data for: 5305-00-045-1988

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 5305-00-045-1988 to receive an up to date pricing and availability quote by email.

5305-00-045-1988
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-045-1988
Item Name Code
18257
Assigment Date
01/01/1961 (65 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

1.250 inches nominal fastener length, 2a thread class, hexagon head style, 1.250 inches maximum thread length, right-hand thread direction

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
1.250 inches maximum
Fastener Length
1.250 inches nominal
Head Style
hexagon
Head Height
0.272 inches minimum and 0.291 inches maximum
Width Between Flats
0.612 inches minimum and 0.625 inches maximum
Nominal Thread Diameter
0.438 inches
Thread Quantity Per Inch
14
Minimum Tensile Strength
120000 pounds per square inch
Hardness Rating
23.0 rockwell c minimum and 32.0 rockwell c maximum overall
Minimum Yield Strength
85000 pounds per square inch
Material
steel overall
Material Document And Classification
sae gr 5 assn std single material response overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,ty2 cl 2 fed spec single treatment response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
2 type and 10p style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5306-00-021-2506 No Name Available 04/07/1971
5305-00-270-7535 No Name Available 02/10/1967
5305-00-270-7851 No Name Available 08/16/1974
5305-00-418-2563 No Name Available 06/23/1971
5305-00-418-7136 No Name Available 11/18/1970
5305-00-490-6632 No Name Available 08/19/1970
5305-00-689-4016 No Name Available 09/19/1971

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
181139 Hexagon Head Cap Screw
1A3375 Hexagon Head Cap Screw
1C720J Hexagon Head Cap Screw
251539 Hexagon Head Cap Screw
5305000451988 Hexagon Head Cap Screw
70009-87 Hexagon Head Cap Screw
800-1072 Hexagon Head Cap Screw
B10-47462 Hexagon Head Cap Screw
L6497-52 Hexagon Head Cap Screw
MS90725-87 Hexagon Head Cap Screw
R473 Hexagon Head Cap Screw
RE20-106 Hexagon Head Cap Screw
W1007-20HTCA Hexagon Head Cap Screw
W100711-4HTCA Hexagon Head Cap Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-045-1988?
The FSCG of the NSN 5305-00-045-1988 is 5305
Does the NSN 5305-00-045-1988 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-045-1988 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 5305-00-045-1988 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-045-1988 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 5305-00-045-1988 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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:

ITAR Registered

Featured Parts

Explore our most requested parts, carefully selected based on customer demand and sourcing activity. Each listing provides current specifications, availability status, and item condition:

40-414-138
6105-01-069-9150
Direct Current Motor
40-414-2
6610-00-134-2260
Mach and True Air Spee Indicator
40-414-221
3040-00-393-4108
Shaft Collar
40-414-224
6610-00-337-5194
Servo Clamp
40-414-226
5365-01-530-5027
Sleeve Spacer
40-414-230
6610-00-335-4462
Mach and Speed Indicato Tape Rim
40-414-231
6610-00-335-4478
Mach and Airspeed Indic Sprocket
40-414-234-003
3120-01-076-6671
Linear-Rotary Motion Roller
40-414-236
5355-00-385-6957
Knob
40-414-237
3120-00-367-5590
Sleeve Bushing
40-414-238
3040-00-355-0342
Shouldered Shaft
40-414-247-001
6610-00-335-4425
Mach and Airspeed Ind Wedge Clip
40-414-250
6610-00-335-4383
Indicator Outer Wedge
40-414-251
6610-00-335-4398
Indicator Inner Wedge
40-414-252
6610-00-335-4462
Mach and Speed Indicato Tape Rim