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5305-00-949-0056

Find complete technical information, availability, and procurement data for: 5305-00-949-0056

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5305-00-949-0056
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-949-0056
Item Name Code
22846
Assigment Date
04/13/1966 (60 years ago)

A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes:felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes:cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.

pan no. 2 head style, 0.108 inches minimum and 0.128 inches maximum thread length, right-hand thread direction, 2a thread class, 0.174 inches minimum and 0.194 inches maximum fastener length

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
0.108 inches minimum and 0.128 inches maximum
Fastener Length
0.174 inches minimum and 0.194 inches maximum
Head Style
pan no. 2
Head Diameter
0.205 inches minimum and 0.219 inches maximum
Head Height
0.058 inches minimum and 0.068 inches maximum
Shoulder Diameter
0.098 inches minimum and 0.102 inches maximum first shoulder
Shoulder Length
0.023 inches minimum and 0.033 inches maximum first shoulder
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.086 inches
Thread Quantity Per Inch
56
Shoulder Shape
round first shoulder
Material
steel comp 303 overall
Material Document And Classification
qq-s-763 cond b fed spec single material response overall
Surface Treatment
passivate 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
69254-201-1 Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-00-949-0056?
The FSCG of the NSN 5305-00-949-0056 is 5305
Does the NSN 5305-00-949-0056 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-949-0056 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 5305-00-949-0056 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-949-0056 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 5305-00-949-0056 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Wed, Apr 13, 1966

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