Boss Reducer

Model / MPN: 815321-1 | NSN: 4730-01-474-5588

A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes bushing (as modified).

Product Details

NATO Stock Number

4730-01-474-5588

Sold in multiples of

1 EA

DEMIL

Thread Class

3a all ends

Reducer Type

Concentric

Maximum Operating Temp

275.0 degrees fahrenheit single response

End Application

Various naval applications

Connection Style

Flared w/ gasket seal (boss) all ends

Connection Type

Threaded external boss all ends

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.562 inches 2nd end

Thread Size

0.750 inches 1st end

Nominallength

1.531 inches

Material

Steel comp 347

Material Specification

66 federal standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Mil-f-14072, e 300, type 2 military specification single treatment response outside

Surface Treatment Specification

Mil-s-5002 military specification single treatment response inside

Thread Series Designator

Unf 2nd end

Thread Series Designator

Unjf 1st end

Specification Data

73030-hs2053 professional/industrial association standard

815321 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE4A517TF543	Reducer, Boss	28	EA	03/20/2017
SPE4A519T4123	Reducer, Boss	21	EA	11/14/2018

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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ISO 9001:2015 + AS9120B
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815321-1 Cross Reference

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