270-0591 — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

270-0591: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 3.0 MILLIMETERS NOMINAL MM, thread_class: 2A A, thread_length: 15.0 MILLIMETERS NOMINAL MM, fastener_length: 16.0 MILLIMETERS NOMINAL MM, hardness_rating: 24.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-200-2060, 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

270-0591

NSN: 5305-01-200-2060
FSC: 5305 — Screws
CAGE: 44114 — BAE SYSTEMS LAND & ARMAMENTS L.P. (USA)

SPECIFICATIONS

head_style	HEXAGON
head_height	3.0 MILLIMETERS NOMINAL MM
thread_class	2A A
thread_length	15.0 MILLIMETERS NOMINAL MM
fastener_length	16.0 MILLIMETERS NOMINAL MM
hardness_rating	24.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM
thread_direction	RIGHT-HAND
width_between_flats	7.0 MILLIMETERS NOMINAL MM
nominal_thread_diameter	0.138 INCHES IN
screw_surface_treatment	PASSIVATE
thread_quantity_per_inch	32
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
NSN	5305-01-200-2060

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 3.0 MILLIMETERS NOMINAL MM

•

SCREW SURFACE TREATMENT: PASSIVATE

•

FASTENER LENGTH: 16.0 MILLIMETERS NOMINAL MM

•

SCREW MATERIAL DOCUMENT AND CLASSIFICATION: AISI 431 ASSN STD SINGLE MATERIAL RESPONSE

•

THREAD LENGTH: 15.0 MILLIMETERS NOMINAL MM

•

HARDNESS RATING: 24.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM

•

NOMINAL THREAD DIAMETER: 0.138 INCHES IN

•

HEAD STYLE: HEXAGON

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	3.0 MILLIMETERS NOMINAL MM
SCREW SURFACE TREATMENT	PASSIVATE
FASTENER LENGTH	16.0 MILLIMETERS NOMINAL MM
SCREW MATERIAL DOCUMENT AND CLASSIFICATION	AISI 431 ASSN STD SINGLE MATERIAL RESPONSE
THREAD LENGTH	15.0 MILLIMETERS NOMINAL MM
HARDNESS RATING	24.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM
NOMINAL THREAD DIAMETER	0.138 INCHES IN
HEAD STYLE	HEXAGON
THREAD DIRECTION	RIGHT-HAND
WIDTH BETWEEN FLATS	7.0 MILLIMETERS NOMINAL MM

OTHER ITEMS IN FSC 5305 — Screws

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

5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753

SUBSTITUTES & CROSS-REFERENCES 2

3176211-A-546Reference document

Same NSN cross-reference

Reference document — Secondary reference

5305PL0815497Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 270-0591?

270-0591 is a SCREW,MACHINE.

What parts can replace 270-0591?

There are 2 known substitutes for 270-0591: 3176211-A-546, 5305PL0815497. Substitute compatibility should be verified for your specific system.

What is the NSN for 270-0591?

270-0591 is cataloged in the U.S. Government catalog under NSN 5305-01-200-2060. This indicates validated use in U.S. government and defense supply chains.

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