National Item Identification Number

01-277-7308
012777308
5365-01-277-7308
5365012777308

National Stock Number

Item Name

SPACER,RING

Federal Supply Class

5365

Description

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see GASKET. For items manufactured from lubricated plastics, see BEARING, WASHER, THRUST. For items manufactured from lubricated felt, see FELT, MECHANICAL, PREFORMED. Excludes DISK, VALVE; INSULATOR WASHER; and SHIM. See also SPACER, PLATE and SPACER, SLEEVE.

Commercial and Government Entity Code (Supplier Data)

---

55668

---

MACRODYNE INC
4 CHELSEA PL
CLIFTON PARK
NY
12065
518-383-3800

---

97993

---

GENERAL DYNAMICS DEFENSE SYSTEMS
INC.
100 PLASTICS AVE.
PITTSFIELD
MA
01201
413-494-2849

---

Reference Numbers (Part Numbers)

2907523
2907523

Required Categories

Required Description