74B580174 — LOCKNUT,TUBE FITTING

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

74B580174: LOCKNUT,TUBE FITTING.

The LOCKNUT,TUBE FITTING is a the manufacturer industrial component. Key specifications include material: PLASTIC LOCKING INSERT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT (UNJ), special_features: WEAPONS SYSTEM ESSENTIAL, thread_direction: RIGHT-HAND, surface_treatment: ANODIZE NUT. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-132-7055, 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

74B580174

NSN: 4730-01-132-7055
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	PLASTIC LOCKING INSERT
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT (UNJ)
special_features	WEAPONS SYSTEM ESSENTIAL
thread_direction	RIGHT-HAND
surface_treatment	ANODIZE NUT
nominal_thread_size	3.000 INCHES IN
thread_quantity_per_inch	16
nominal_tube_outside_diameter	2.500 INCHES IN
criticality_code_justification	FEAT
material_document_and_classification	QQ-A-225/6,COND T851 FED SPEC SINGLE MATERIAL RESPONSE NUT
surface_treatment_document_and_classification	MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE NUT
NSN	4730-01-132-7055

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE NUT

•

THREAD SERIES: UNIFIED NATIONAL JOINT (UNJ)

•

CRITICALITY CODE JUSTIFICATION: FEAT

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6,COND T851 FED SPEC SINGLE MATERIAL RESPONSE NUT

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 3.000 INCHES IN

•

SURFACE TREATMENT: ANODIZE NUT

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIES	UNIFIED NATIONAL JOINT (UNJ)
CRITICALITY CODE JUSTIFICATION	FEAT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6,COND T851 FED SPEC SINGLE MATERIAL RESPONSE NUT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	3.000 INCHES IN
SPECIAL FEATURES	WEAPONS SYSTEM ESSENTIAL
SURFACE TREATMENT	ANODIZE NUT
THREAD CLASS	3B
THREAD QUANTITY PER INCH	16

OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

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

4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008

SUBSTITUTES & CROSS-REFERENCES 3

LS580174Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

10108707Reference document

Same NSN cross-reference

Reference document — Informative reference only

LS580174-101Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 74B580174?

74B580174 is a LOCKNUT,TUBE FITTING.

What parts can replace 74B580174?

There are 3 known substitutes for 74B580174: LS580174, 10108707, LS580174-101. Substitute compatibility should be verified for your specific system.

What is the NSN for 74B580174?

74B580174 is cataloged in the U.S. Government catalog under NSN 4730-01-132-7055. This indicates validated use in U.S. government and defense supply chains.

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74B580174 — LOCKNUT,TUBE FITTING

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