74B580178-101 — LOCKNUT,TUBE FITTING

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

74B580178-101: LOCKNUT,TUBE FITTING.

The LOCKNUT,TUBE FITTING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY NUT, nut_style: TUBE FITTING LOCKNUT, nut_height: 0.500 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNJEF, special_features: OUTSIDE EDGE OF NUT IS FLANGED. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-131-5864, 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

74B580178-101

NSN: 4730-01-131-5864
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY NUT
nut_style	TUBE FITTING LOCKNUT
nut_height	0.500 INCHES NOMINAL IN
thread_class	3B
thread_series	UNJEF
special_features	OUTSIDE EDGE OF NUT IS FLANGED
thread_direction	RIGHT-HAND
surface_treatment	ANODIZE NUT
width_across_flats	2.300 INCHES NOMINAL IN
nominal_thread_size	1.500 INCHES IN
packing_recess_depth	0.090 INCHES NOMINAL IN
packing_recess_diameter	1.580 INCHES NOMINAL IN
NSN	4730-01-131-5864

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 2.300 INCHES NOMINAL IN

•

PACKING RECESS DIAMETER: 1.580 INCHES NOMINAL IN

•

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

•

THREAD SERIES: UNJEF

•

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

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 1.500 INCHES IN

•

NUT HEIGHT: 0.500 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	2.300 INCHES NOMINAL IN
PACKING RECESS DIAMETER	1.580 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIES	UNJEF
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225,COND T851 FED SPEC SINGLE MATERIAL RESPONSE NUT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	1.500 INCHES IN
NUT HEIGHT	0.500 INCHES NOMINAL IN
SPECIAL FEATURES	OUTSIDE EDGE OF NUT IS FLANGED
SURFACE TREATMENT	ANODIZE NUT

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

LS580178-101Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LS580178Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

74B580178Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

Ready to buy 74B580178-101?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 74B580178-101?

74B580178-101 is a LOCKNUT,TUBE FITTING.

What parts can replace 74B580178-101?

There are 3 known substitutes for 74B580178-101: LS580178-101, LS580178, 74B580178. Substitute compatibility should be verified for your specific system.

What is the NSN for 74B580178-101?

74B580178-101 is cataloged in the U.S. Government catalog under NSN 4730-01-131-5864. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

74B580178-101 — LOCKNUT,TUBE FITTING

Request a Quote — 74B580178-101