305A251

View detailed technical data, stock status, and sourcing information for: 305A251
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 part 305A251 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-124-2062

Item Name Code

04250

Assigment Date

12/28/1981 (44 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.

5.374 inches minimum and 5.376 inches maximum housing bore diameter, 5.124 inches minimum and 5.126 inches maximum accommodated shaft diameter, 0.125 inches nominal seal width, -20.0 fahrenheit and 550.0 fahrenheit temp rating, c-section w/ helical spring cross-sectional shape style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Shape Style: c-section w/ helical spring
Temp Rating: -20.0 fahrenheit and 550.0 fahrenheit
Accommodated Shaft Diameter: 5.124 inches minimum and 5.126 inches maximum
Seal Width: 0.125 inches nominal
Housing Bore Diameter: 5.374 inches minimum and 5.376 inches maximum
Construction: solid
Material: plastic polytetrafluoroethylene sealing element
Material: steel comp 302 spring
Material Document And Classification: qq-w-423,cond b fed spec single material response spring

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
305A251	Plain Seal

FAQs

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

What is the FSCG of the NSN 5330-01-124-2062?

The FSCG of the NSN 5330-01-124-2062 is 5330

Does the NSN 5330-01-124-2062 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-01-124-2062 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 5330-01-124-2062 contain precious materials?

Precious metal content is unknown

Does NSN 5330-01-124-2062 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5330-01-124-2062 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Mon, Dec 28, 1981