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Catalog item

VALVE,SAFETY RELIEF

4820FSC

00NCB code

541-3566Item number

NIIN 00-541-3566

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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: A
ADP equipment code: 0
Hazardous material indicator: N
Schedule B export code: 8481400000
Last known source of supply: NRP

Part numbers

Part number	CAGE	CAGE status	RNCC	RNVC	Document availability code	RNAAC
69-S-106	71905 DERBYSHIRE MACHINE & TOOL CO	A	5	2	2	HD
AB 3IN 5T22PSI FLGE	04537 ATWOOD & MORRILL CO., INC. DBA WEIR VALVES AND CONTROLS USA	A	3	1	5	HD

Characteristics

BOLT HOLE QUANTITY	8
DISK LOADING METHOD	SPRING
MATERIAL	SEAT NICKEL ALLOY
MATERIAL	STEM NICKEL ALLOY
FLANGE FACE DESIGN	FIRST END PLAIN
SPECIAL FEATURES	W/LIFTING LEVER
MATERIAL	BODY COPPER ALLOY
OPERATING PRESSURE	SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 100.0
NOMINAL OUTSIDE DIAMETER	FIRST END INCHES 6.625
BOLT HOLE NOMINAL DIAMETER	FIRST END INCHES 0.562
BOLT CIRCLE NOMINAL DIAMETER	FIRST END INCHES 5.500
STYLE DESIGNATOR
MAXIMUM OPERATING TEMP	SINGLE RESPONSE FAHRENHEIT 425.0
FLANGE SHAPE	FIRST END ROUND WITH HOLES
MEDIA FOR WHICH DESIGNED	SINGLE RESPONSE STEAM
ADJUSTABLE PRESSURE RANGE	POUNDS PER SQUARE INCH 4.5 TO 22.0
CONNECTION TYPE	FIRST END FLANGE

MOE rules

MOE rule: ZW01
MOE CD: ZW
Date assigned: 01-NOV-98
PICA: ZW
PICA LOA: 81
Auth collab: ZW

Freight

ACTY CD: XX
NMFC: 127230
NMFC sub: Z
Uniform freight class: 00000
Less than truckload: W
Less than carload: P
Water commodity code: 594
Type of cargo code: Z
Special handling code: 9
Air dimension code: A
Air commodity code: VZ
NMF description: PRESURE REGULATORS, REDUCING VALVES

Related items

Standardization

Item standardization code: C
Orig stdzn dec: AX
Dt stdzn dec: 04-APR-1996
NIIN status code: 0

Cancelled and replaced NIINs

FSC: 4820
Cancelled NIIN: 4820-00-288-7279
NIIN status code: 7
Effective date: 02-JUL-2026
DEMIL code: A

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