ST4M133-3-50 — NUT,SELF-LOCKING,PLATE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

ST4M133-3-50: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 SHELL, nut_style: PLATE, nut_height: 0.869 INCHES NOMINAL IN, nut_length: 1.560 INCHES MINIMUM AND 1.580 INCHES MAXIMUM IN, plate_width: 1.570 INCHES MAXIMUM IN, temp_rating: 300.0 FAHRENHEIT MAXIMUM DEGF. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-500-3069, 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

ST4M133-3-50

NSN: 5310-01-500-3069
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL COMP 304 SHELL
nut_style	PLATE
nut_height	0.869 INCHES NOMINAL IN
nut_length	1.560 INCHES MINIMUM AND 1.580 INCHES MAXIMUM IN
plate_width	1.570 INCHES MAXIMUM IN
temp_rating	300.0 FAHRENHEIT MAXIMUM DEGF
thread_class	3B
thread_series	UNF
locking_feature	PREVAILING TORQUE WITH METALLIC INSERT
plate_thickness	0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
surface_treatment	CHROMATE LOCKING INSERT
NSN	5310-01-500-3069

COMPONENT DIAGRAM

KEY FEATURES

•

PLATE THICKNESS: 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN

•

NUT LENGTH: 1.560 INCHES MINIMUM AND 1.580 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE LOCKING INSERT

•

THREAD SERIES: UNF

•

PLATE WIDTH: 1.570 INCHES MAXIMUM IN

•

TEMP RATING: 300.0 FAHRENHEIT MAXIMUM DEGF

•

DISTANCE FROM BASE TO CENTER OF APERTURE: 0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-377, COMP 2014 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-367, COMP 2219 FED SPEC 2ND MATERIAL RESPONSE LOCKING INSERT

TECHNICAL CHARACTERISTICS

PLATE THICKNESS	0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
NUT LENGTH	1.560 INCHES MINIMUM AND 1.580 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE LOCKING INSERT
THREAD SERIES	UNF
PLATE WIDTH	1.570 INCHES MAXIMUM IN
TEMP RATING	300.0 FAHRENHEIT MAXIMUM DEGF
DISTANCE FROM BASE TO CENTER OF APERTURE	0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-377, COMP 2014 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-367, COMP 2219 FED SPEC 2ND MATERIAL RESPONSE LOCKING INSERT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.190 INCHES IN

OTHER ITEMS IN FSC 5310 — Nuts and Washers

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

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 1

WS1333-50DReference 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 ST4M133-3-50?

ST4M133-3-50 is a NUT,SELF-LOCKING,PLATE.

What parts can replace ST4M133-3-50?

There is 1 known substitute for ST4M133-3-50: WS1333-50D. Substitute compatibility should be verified for your specific system.

What is the NSN for ST4M133-3-50?

ST4M133-3-50 is cataloged in the U.S. Government catalog under NSN 5310-01-500-3069. This indicates validated use in U.S. government and defense supply chains.

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