Home / NSN / 2840-00-939-3472

Catalog item

SEAL BEARING REAR

2840FSC

00NCB code

939-3472Item number

NIIN 00-939-3472

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DEMIL code: A

Identification

Item name code: 77777
PINC: 1510766
Criticality code: F
II: M
DEMIL code: A
DEMIL integrity code: 1
NIIN assigned: 03-NOV-65
Precious metals indicator: A
ADP equipment code: 0
Hazardous material indicator: N
Schedule B export code: 8411997050
Last known source of supply: SMS

Part numbers

Part number	CAGE	CAGE status	RNCC	RNVC	Document availability code	RNAAC	RNFC	RNSC
503892	52661 RTX CORPORATION DIV PRATT & WHITNEY	A	5	2	5	ZZ
503982	77445 RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY	A	3	2	2	SX	3	D

Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION	GRAPHITE CARBON;RING SHAPED WITH VERTICAL JOINT 0.008 MIN,0.014 MAX IN. W AT 3.783 NOM IN. OD FOR SEAL;0.129 MIN,0.131 MAX IN. W WALL;0.168 MIN,0.176 MAX IN. WALL THK;7 HOLES THRU WALL WIDTH EQ SPACED ON BASIS OF 8,0.026 MIN,0.030 MAX DIA,RECESS 0.030 MIN,0.035 MAX IN. DIA TO 0.036 MIN,0.040 MAX IN. DEPTH 1ST SIDE,RECESS 0.060 MIN,0.065 MAX IN. DIA TO 0.020 MIN,0.024 MAX IN. DEPTH 2ND SIDE;16 GROOVES EQ SPACED ON FIRST SIDE,0.040 MAX IN. DEEP INTO WALL WIDTH,0.116 MAX IN. DEEP INTO WALL THK,ROUNDED WITH 0.100 MAX IN. RADIUS
END ITEM IDENTIFICATION	TF30 ENG

MOE rules

MOE rule: ZP01
MOE CD: ZP
Date assigned: 01-JUL-96
PICA: ZP
PICA LOA: 81
Auth collab: ZP

Freight

ACTY CD: SX

Related items

Standardization

Item standardization code: 3
Orig stdzn dec: TU
Dt stdzn dec: 27-JUL-1986
NIIN status code: 0

Cancelled and replaced NIINs

FSC: 2840
Cancelled NIIN: 2840-00-980-3089
NIIN status code: 7
Effective date: 02-JUL-2026
DEMIL code: D

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