257389, PIECE 5 — STEM,FLUID VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

257389, PIECE 5: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 6.844 INCHES NOMINAL IN, features_provided: THREADED, stem_actuating_end_type: SQUARE, largest_outside_diameter: 1.242 INCHES MINIMUM AND 1.244 INCHES MAXIMUM IN, valve_size_for_which_designed: 2.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-332-6995, 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

257389, PIECE 5

NSN: 4820-01-332-6995
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)

SPECIFICATIONS

material	COPPER ALLOY
overall_length	6.844 INCHES NOMINAL IN
features_provided	THREADED
stem_actuating_end_type	SQUARE
largest_outside_diameter	1.242 INCHES MINIMUM AND 1.244 INCHES MAXIMUM IN
valve_size_for_which_designed	2.000 INCHES IN
valve_type_for_which_designed	BALL
criticality_code_justification	ZZZY
material_document_and_classification	MIL-B-24059 MIL SPEC SINGLE MATERIAL RESPONSE
reference_number_differentiating_characteristics	MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMSFOR LEVEL 1 ITEMS
NSN	4820-01-332-6995

COMPONENT DIAGRAM

KEY FEATURES

•

VALVE TYPE FOR WHICH DESIGNED: BALL

•

LARGEST OUTSIDE DIAMETER: 1.242 INCHES MINIMUM AND 1.244 INCHES MAXIMUM IN

•

STEM ACTUATING END TYPE: SQUARE

•

CRITICALITY CODE JUSTIFICATION: ZZZY

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-24059 MIL SPEC SINGLE MATERIAL RESPONSE

•

FEATURES PROVIDED: THREADED

•

VALVE SIZE FOR WHICH DESIGNED: 2.000 INCHES IN

TECHNICAL CHARACTERISTICS

VALVE TYPE FOR WHICH DESIGNED	BALL
LARGEST OUTSIDE DIAMETER	1.242 INCHES MINIMUM AND 1.244 INCHES MAXIMUM IN
STEM ACTUATING END TYPE	SQUARE
CRITICALITY CODE JUSTIFICATION	ZZZY
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-24059 MIL SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH	6.844 INCHES NOMINAL IN
FEATURES PROVIDED	THREADED
VALVE SIZE FOR WHICH DESIGNED	2.000 INCHES IN
MATERIAL	COPPER ALLOY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMSFOR LEVEL 1 ITEMS

OTHER ITEMS IN FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230

SUBSTITUTES & CROSS-REFERENCES 5

257388 PIECE 5L1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

257389, PIECE 5 L1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

257388 PIECE 5Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

9737044Reference document

Same NSN cross-reference

Reference document — Secondary reference

9737044L1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 257389, PIECE 5?

257389, PIECE 5 is a STEM,FLUID VALVE.

What parts can replace 257389, PIECE 5?

There are 5 known substitutes for 257389, PIECE 5: 257388 PIECE 5L1, 257389, PIECE 5 L1, 257388 PIECE 5 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 257389, PIECE 5?

257389, PIECE 5 is cataloged in the U.S. Government catalog under NSN 4820-01-332-6995. This indicates validated use in U.S. government and defense supply chains.

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257389, PIECE 5 — STEM,FLUID VALVE

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