National Item Identification Number

00-339-8527
003398527
4730-00-339-8527
4730003398527

National Stock Number

Item Name

REDUCER,BOSS

Federal Supply Class

4730

Description

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).

Commercial and Government Entity Code (Supplier Data)

---

81343

---

---

81343

---

---

81343

---

---

Reference Numbers (Part Numbers)

AS18280
AS21915
MS21915J16-10
MS21915J16-10

Required Categories

MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT

Required Description

STEEL COMP 304 OVERALL
QQ-S-763,CL 304 FED SPEC SINGLE MATERIAL RESPONSE OVERAL