B240-127B

View detailed technical data, stock status, and sourcing information for: B240-127B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5365 Bushings, Rings, Shims and Spacers

National Stock Number

5365-01-048-9991

Item Name Code

20349

Assigment Date

10/09/1977 (48 years ago)

A thin flat metal or plastic item of various peripheral shapes having a solid or laminated cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole and having a solid rectangular cross-section use disk, solid, plain. Items with either (1) a solid (not laminated) cross-section, or (2) a non-separable laminated cross-section with one hole centrally located, must have a thickness less than 0.006 inch (0.152 mm) for items less than 1/4 inch (6.35 mm) outside diameter or shortest distance across peripheral flats, and less than 0.016 inch (0.406 mm) for items 1/4 inch (6.35 mm) or more outside diameter, or shortest distance across peripheral flats. For items with thickness greater than those indicated above, see spacer, plate; washer, flat and spacer, ring. When thickness and/or outside diameter or shortest distance across peripheral flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance. See also shim stock, laminated; shim stock assortment, gasket; and bearing, washer, thrust.

0.615 inches minimum and 0.620 inches maximum outside diameter, mil-s-5059a,comp d,type 301,h mil spec single material response material document and classification, steel material, one-piece construction, 0.550 inches minimum and 0.560 inches maximum aperture diameter

Product Characteristics

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

Outside Diameter: 0.615 inches minimum and 0.620 inches maximum
Aperture Diameter: 0.550 inches minimum and 0.560 inches maximum
Construction: one-piece
Material: steel
Material Document And Classification: mil-s-5059a,comp d,type 301,h mil spec single material response
Style Designator: circular

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
B240-127B	Shim

FAQs

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

What is the FSCG of the NSN 5365-01-048-9991?

The FSCG of the NSN 5365-01-048-9991 is 5365

Does the NSN 5365-01-048-9991 have a Schedule B code assigned?

Yes, the Schedule B code is 7326908695

Does NSN 5365-01-048-9991 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 5365-01-048-9991 contain precious materials?

Precious metal content is unknown

Does NSN 5365-01-048-9991 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 5365-01-048-9991 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sun, Oct 9, 1977