Summary

FSG 48 / FSC 4820

DEMIL: A

DEMIL INT:

HMIC: N

Date Created: 12 Feb 1987

MSDS: None

Hazmat: None

;

MASTER CROSS REFERENCE LIST (MCRL) | NSN 4820-01-249-5311 Submit RFQ

Manufacturer Part Number	RNCC	RNVC	Manufacturer Name	CAGE
577T-4D-12	3 - Design Control Reference	2 - Production Item	CIRCOR AEROSPACE, INC.	91816
537T-4D-12	5 - Replaced / Discontinued	9 - No Longer Used	CIRCOR AEROSPACE, INC.	91816

Code Definitions

3 - Design Control Reference

Reference Number Category Code (DRN_2910)

Design Control Reference. The primary number used to identify an item of production or a range of items of production, by the manufacturer (individual, company, firm, corporation, or Government activity) which controls the design, characteristics, and production of the item by means of its engineering drawings, specifications and inspection requirements.

5 - Replaced / Discontinued

Reference Number Category Code (DRN_2910)

Secondary Reference. Any additional number, other than a primary number (codes 1,2,3,4) informative reference (code 6) or vendor item drawing reference (code 7) assigned to an item of production or supply by a commercial or Government organization, which represents the same item of production or supply to which the National Stock Number (NSN) was assigned. The reference number may have had an RNCC of 1, 2, 3, 4 or 7 but has since been replaced in the item-of-supply concept of the NSN by another primary number.

2 - Production Item

Reference Number Variation Code (DRN_4780)

A design control or other reference number that is an item-identifying number for an item of production, or a source control reference or a specification or standard part, type, or similar reference number that is an item-identifying number for an item of supply.

9 - No Longer Used

Reference Number Variation Code (DRN_4780)

A specification, standard, or other reference number which is superseded, canceled, obsolete or discontinued and is coded Reference Number Category Code (RNCC) 5; a reference number for information only coded RNCC 6; or a reference number coded RNCC D.

FLIS - SEG A - IDENTIFICATION | NSN 4820-01-249-5311 Submit RFQ

FSG	FSC	NIIN	FIIG	INC	CRITICALITY	TYPE OF ITEM	MRC	DEMIL	HMIC	EDC	PMIC	ADPEC	DATE CREATED
48	4820	012495311	A046B0	05488	X	4	6	A	N		U		12 Feb 1987

Code Definitions

48 Federal Supply Group (FSG_3994/FSC_WI_FSG_3996)

Valves

4820

Federal Supply Class (FSC_3994/FSC_WI_FSC_3996)

Valves, Nonpowered

012495311

National Item Identification Number (NCB_CD_4130/I_I_NBR_4131)

NSN 4820-01-249-5311

A046B0

Federal Item Identification Guide (FIIG_4065)

05488

Item Naming Code (INC_4080)

12 Feb 1987

NIIN Assignment Date (DT_NIIN_ASGMT_2180)

X

Item Criticality (CRITL_CD_FIIG_3843)

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

4 Type of Item Identification (TYP_II_4820)

Partial Descriptive Item Identification (Type 1 Concept)

6 Reference / Partial Descriptive Method Reason Code (RPDMRC_4765)

An approved item name and FIIG may exist, but it has previously been established and documented that industry refuses to provide the technical data sufficient for preparation on a full descriptive method item identification based on policy, restricted or proprietary data rights, nonexistence of technical data, etc.

A

Demilitarization Code (DEMIL_CD_0167)

Non-MLI/ Non-SLI — Demilitarization not required.

N

Hazardous Material Indicator Code (HMIC_0865)

Indicates there is no data in the HMIRS and the NSN is in a FSC not generally suspected of containing hazardous materials.

U

Precious Metals Indicator Code (PMIC_0802)

Precious Metal Content is unknown.

Similar & Related NSN Parts

4820-00-223-8957 4820-00-224-7835 4820-00-224-7820 4820-00-225-0977 4820-00-225-7186 4820-00-225-8433 4820-00-226-1183 4820-00-226-3168 4820-00-226-8530 4820-00-227-8118 4820-00-228-0908 4820-00-228-1689 4820-00-228-2876 4820-00-228-3282

FLIS - SEG B - MOE RULE DATA | NSN 4820-01-249-5311 Submit RFQ

MOE Rule	Former MOE	AMC	AMSC	NIMSC	IMC	IMC Activity	AAC	DSOR				Collaborators									Receivers									Effective Date
ZF01																														1 Aug 1994
ZG01																														1 Jan 2015

Code Definitions

FLIS - SEG C - REFERENCE NUMBER | NSN 4820-01-249-5311 Submit RFQ

RNFC	RNCC	RNVC	DAC	RNAAC	RNSC	RNJC	SADC	MSDS	HCC	Reference Number	CAGE
	3	2	4	9Z	D					577T-4D-12	91816
	5	9	4	9Z	B					537T-4D-12	91816

Code Definitions

3 Reference Number Category Code (RNCC_2910)

2 Reference Number Variation Code (RNVC_4780)

4 Document Availability Code (DAC_2640)

The reference number is represented by technical documentation other than a drawing and the documentation was available to the RNAAC, who may or may not be the submitting activity, at the time of submission of the reference number; however, the RNAAC cannot furnish the technical documentation.

9Z

Reference Number Action Activity Code (RNAAC_2900)

DLIS-K, Battle Creek, MI 49037-3084

D

Reference Number Status Code (RNSC_2923)

Procurement authority of the manufacturer and reference number have not yet been checked. NOTE: This code is to be allocated to reference numbers still requiring checks on procurement authority.

5 Reference Number Category Code (RNCC_2910)

9 Reference Number Variation Code (RNVC_4780)

B

Reference Number Status Code (RNSC_2923)

Manufacturer and/or reference number are not authorized for procurement. NOTE: This code may be used for obsolete or informative reference numbers only.

FLIS - SEG E - ITEM STANDARDIZATION DATA | NSN 4820-01-249-5311 Submit RFQ

ISC	Originator	NIIN Status	Replaced / Replacement ISC	Replaced / Replacement Originator	Replacement NIIN Status	Replacement Date	Replaced / Replacement NSN	Decision Date
5	97	0						12 Feb 1987

Code Definitions

5 Item Standardization Code (ISC_2650)

An item authorized for procurement that has not yet been subject to item standardization.

97 Originator of Standardization Decision (ORG_STDZN_DEC_9325)

DLIS-LFF, Battle Creek, MI 49037-3084

0 NIIN Status Code (NIIN_STAT_CD_2670)

Item is active. File data coded KFD is forwarded. if this KFD data represents your item of supply, submit, if applicable, an LAD, LAU, or LCU transaction. Otherwise, use the National Stock Number (NSN) in your supply system.

12 Feb 1987

Standardization Decision Date (DT_STDZN_DEC_2300)

FLIS - SEG G - FREIGHT DATA | NSN 4820-01-249-5311 Submit RFQ

Integrity	Originating	HMC	LCL	WCC	TCC	SHC	ADC	ACC	ASH	LTL	NMFC	NMFC Sub Item	UFC	Freight Description	Rail Variance
	ZG

Code Definitions

ZG

Originating Activity Code (ORIG_ACTY_CD_4210)

Germany

Rail Variance

Rail Variance (RAIL_VARI_CD_4760)

No Variation. NMFC and UFCC Match.

FLIS - SEG M/V - CHARACTERISTICS DATA | NSN 4820-01-249-5311 Submit RFQ

MRC	Decoded Requirement	Clear Text Reply
AHNC	Connection Style	PLAIN (TUBE) ALL ENDS
AWLS	Connection Type	THREADED EXTERNAL TUBE ALL ENDS
ADQU	Flow Control Device	STEM
MATT	Material	STEEL COMP 303 BODY OR STEEL BODY
CQGM	Maximum Operating Pressure	200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CQJX	Nominal Thread Size	0.500 INCHES ALL ENDS
THSD	Thread Series Designator	NPT ALL ENDS
AQLR	Valve Operation Method	AUTOMATIC
STYL	Style Designator	STRAIGHT THRU
AAJF	Thread Direction	RIGHT-HAND ALL ENDS

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Search for a specific FSG, FSC, CAGE code or PS Issue

Tutorials

4820-01-249-5311

VALVE,SAFETY RELIEF

4820-01-249-5311 (4820012495311, 012495311)

Part Numbers (2 listings): 577T-4D-12 | 537T-4D-12 |

FSG 48 / FSC 4820

DEMIL: A

DEMIL INT:

HMIC: N

Date Created: 12 Feb 1987

MSDS: None

Hazmat: None

3 - Design Control Reference

Reference Number Category Code (DRN_2910)

5 - Replaced / Discontinued

Reference Number Category Code (DRN_2910)

2 - Production Item

Reference Number Variation Code (DRN_4780)

9 - No Longer Used

Reference Number Variation Code (DRN_4780)

Federal Supply Group (FSG_3994/FSC_WI_FSG_3996)

Federal Supply Class (FSC_3994/FSC_WI_FSC_3996)

National Item Identification Number (NCB_CD_4130/I_I_NBR_4131)

Federal Item Identification Guide (FIIG_4065)

Item Naming Code (INC_4080)

12 Feb 1987

NIIN Assignment Date (DT_NIIN_ASGMT_2180)

X

Item Criticality (CRITL_CD_FIIG_3843)

4

Type of Item Identification (TYP_II_4820)

6

Reference / Partial Descriptive Method Reason Code (RPDMRC_4765)

A

Demilitarization Code (DEMIL_CD_0167)

N

Hazardous Material Indicator Code (HMIC_0865)

U

Precious Metals Indicator Code (PMIC_0802)

3

Reference Number Category Code (RNCC_2910)

2

Reference Number Variation Code (RNVC_4780)

4

Document Availability Code (DAC_2640)

9Z

Reference Number Action Activity Code (RNAAC_2900)

D

Reference Number Status Code (RNSC_2923)

5

Reference Number Category Code (RNCC_2910)

9

Reference Number Variation Code (RNVC_4780)

B

Reference Number Status Code (RNSC_2923)

5

Item Standardization Code (ISC_2650)

97

Originator of Standardization Decision (ORG_STDZN_DEC_9325)

0

NIIN Status Code (NIIN_STAT_CD_2670)

12 Feb 1987

Standardization Decision Date (DT_STDZN_DEC_2300)

ZG

Originating Activity Code (ORIG_ACTY_CD_4210)

Rail Variance

Rail Variance (RAIL_VARI_CD_4760)