20274K51M — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

20274K51M: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY STEM, special_features: VALVE SZ 0.500 IN. IN, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330.

This part is cataloged in the U.S. Government catalog under NSN 4820-00-166-8791, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

20274K51M

NSN: 4820-00-166-8791
NIINs: 001668791, 010611507, 012795112
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)

SPECIFICATIONS

material	NICKEL ALLOY STEM
special_features	VALVE SZ 0.500 IN. IN
criticality_code_justification	ZZZY
reference_number_differentiating_characteristics	CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
NSN	4820-00-166-8791

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

FURNISHED ITEMS AND QUANTITY: 2 NUT AND 1 LEVER AND 2 TAILPIECE

•

NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES ALL ENDS IN

•

CONNECTION STYLE: SOCKET ALL ENDS

•

CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS

•

STYLE DESIGNATOR: ANGLE

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE SEAT

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
FURNISHED ITEMS AND QUANTITY	2 NUT AND 1 LEVER AND 2 TAILPIECE
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES ALL ENDS IN
CONNECTION STYLE	SOCKET ALL ENDS
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATOR	ANGLE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE STEM
OPERATING PRESSURE	400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

SUBSTITUTES & CROSS-REFERENCES 3

MIL-V-22549Reference document

Same NSN cross-reference

Reference document — Identification reference

20274K51MC1D883116768Reference document

Same NSN cross-reference

Reference document — Secondary reference

MIL-V-22549G1-2 400-46T072SBUReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 20274K51M?

20274K51M is a VALVE,SAFETY RELIEF.

What parts can replace 20274K51M?

There are 3 known substitutes for 20274K51M: MIL-V-22549, 20274K51MC1D883116768, MIL-V-22549G1-2 400-46T072SBU. Substitute compatibility should be verified for your specific system.

What is the NSN for 20274K51M?

20274K51M is cataloged in the U.S. Government catalog under NSN 4820-00-166-8791. This indicates validated use in U.S. government and defense supply chains.

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