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Catalog item

VALVE,SAFETY RELIEF

4820FSC

00NCB code

219-0482Item number

NIIN 00-219-0482

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DEMIL code: A

Identification

Item name code: 05488
PINC: 0005488
Criticality code: X
II: 0
DEMIL code: A
NIIN assigned: 01-JAN-63
Precious metals indicator: U
Hazardous material indicator: N
Schedule B export code: 8481400000
Last known source of supply: S9C

Part numbers

Part number	CAGE	CAGE status	RNCC	RNVC	Document availability code	RNAAC	RNFC	RNSC
272778-1	88277 THE BOEING COMPANY	A	5	2	5	AX
S272778-1	88277 THE BOEING COMPANY	A	3	2	5	AX
272778-1	18355 THE BOEING COMPANY	A	5	9	5	AX	3	B
S272778-1	18355 THE BOEING COMPANY	A	5	9	5	AX	3	B

Characteristics

FLOW CONTROL DEVICE	DISK
DISK LOADING METHOD	SPRING
THREAD DIRECTION	FIRST END RIGHT-HAND
THREAD DIRECTION	SECOND END RIGHT-HAND
NOMINAL THREAD SIZE	SECOND END INCHES 0.375
MATERIAL	BODY ALUMINUM ALLOY
MATERIAL	SEAT STEEL CORROSION RESISTING
STYLE DESIGNATOR
THREAD SERIES DESIGNATOR	FIRST END NPT
THREAD SERIES DESIGNATOR	SECOND END NPT
CONNECTION TYPE	SECOND END THREADED INTERNAL PIPE
MOUNTING FACILITY	THREADED FASTENER
FEATURES PROVIDED	PRESSURE TIGHT OUTLET SIDE
ADJUSTABLE PRESSURE RANGE	POUNDS PER SQUARE INCH 950.0 TO 1050.0
NOMINAL THREAD SIZE	FIRST END INCHES 0.625
CONNECTION TYPE	FIRST END THREADED INTERNAL PIPE
VALVE OPERATION METHOD	AUTOMATIC
CONNECTION STYLE

MOE rules

MOE rule	MOE CD	Date assigned	PICA	PICA LOA	Auth collab
YC01	YC	01-JUL-15	YC	81	YC
ZC01	ZC	01-APR-91	ZC	81	ZC
ZH01	ZH	01-APR-91	ZH	81	ZH
ZK01	ZK	01-NOV-25	ZK	81	ZK
ZP01	ZP	01-APR-91	ZP	81	ZP
ZU01	ZU	01-APR-91	ZU	81	ZU

Freight

ACTY CD: XX

Related items

Standardization

Item standardization code: 2
Orig stdzn dec: AX
Dt stdzn dec: 15-DEC-1974
NIIN status code: 0

Cancelled and replaced NIINs

FSC: 1650
Cancelled NIIN: 1650-00-122-1144
NIIN status code: 7
Effective date: 02-JUL-2026
DEMIL code: B

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