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5305-01-157-0879

Find complete technical information, availability, and procurement data for: 5305-01-157-0879

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5305-01-157-0879
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-157-0879
Item Name Code
16282
Assigment Date
06/29/1983 (43 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

right-hand thread direction, 0.180 inches minimum and 0.250 inches maximum thread length, 0.230 inches minimum and 0.250 inches maximum fastener length, watertight head style, 2a thread class

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
0.180 inches minimum and 0.250 inches maximum
Fastener Length
0.230 inches minimum and 0.250 inches maximum
Head Style
watertight
Head Diameter
0.205 inches minimum and 0.238 inches maximum
Head Height
0.070 inches minimum and 0.080 inches maximum
Locking Feature
strip or pellet or patch threads
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.112 inches
Thread Quantity Per Inch
40
Special Features
furnished with o-ring
Material
steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 or steel comp xm-7 overall
Material Document And Classification
qq-s-763 fed spec 1st material response or astm a493 assn std 1st material response or qq-s-763 fed spec 2nd material response or astm a493 assn std 2nd material response or qq-s-763 fed spec 3rd material response or astm a493 assn std 3rd material response or astm a493 assn std 4th material response or astm a493 assn std 5th 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
10163810 Socket Head Cap Screw
HT04R40S04P Socket Head Cap Screw
MS3212-1L Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-157-0879?
The FSCG of the NSN 5305-01-157-0879 is 5305
Does the NSN 5305-01-157-0879 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-157-0879 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 5305-01-157-0879 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-157-0879 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 5305-01-157-0879 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Wed, Jun 29, 1983

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