ST37404-5 — NUT,PLAIN,SLOTTED,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

ST37404-5: NUT,PLAIN,SLOTTED,HEXAGON.

The NUT,PLAIN,SLOTTED,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OR STEEL COMP 304L OR IRON ALLOY 660 SLEEVE, head_style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER), grip_length: 0.407 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, lubrication: DRY FILM OR GREASE FILM OR WAX OR CETYL ALCOHOL, shank_style: THREADED SELF-PLUGGING SHANK W/SLEEVE, shank_diameter: 0.258 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-434-5478, 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

ST37404-5

NSN: 5310-00-434-5478
NIINs: 004345478, 011024376
FSC: 5310 — Nuts and Washers
CAGE: 92595 — NELSON STUD WELDING, INC (USA)

SPECIFICATIONS

material	STEEL COMP 304 OR STEEL COMP 304L OR IRON ALLOY 660 SLEEVE
head_style	FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER)
grip_length	0.407 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
lubrication	DRY FILM OR GREASE FILM OR WAX OR CETYL ALCOHOL
shank_style	THREADED SELF-PLUGGING SHANK W/SLEEVE
shank_diameter	0.258 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
expansion_device	THREADED STEM
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
head_major_diameter	0.3948 INCHES MAXIMUM IN
material_document_and_classification	AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE BOLT
NSN	5310-00-434-5478

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 450.0 FAHRENHEIT NOMINAL DEGF

•

HARDNESS RATING: 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.312 INCHES IN

•

SPECIFICATION/STANDARD DATA: 76301-ST3-404 MANUFACTURERS STANDARD

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	450.0 FAHRENHEIT NOMINAL DEGF
HARDNESS RATING	27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.312 INCHES IN
SPECIFICATION/STANDARD DATA	76301-ST3-404 MANUFACTURERS STANDARD
NUT HEIGHT	0.188 INCHES NOMINAL IN
SPECIAL FEATURES	DYED ORANGE

SUBSTITUTES & CROSS-REFERENCES 3

E10079-5Reference document

Same NSN cross-reference

Reference document — Secondary reference

74640-5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

ST3M404-5Reference 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

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FREQUENTLY ASKED QUESTIONS

What is ST37404-5?

ST37404-5 is a NUT,PLAIN,SLOTTED,HEXAGON.

What parts can replace ST37404-5?

There are 3 known substitutes for ST37404-5: E10079-5, 74640-5, ST3M404-5. Substitute compatibility should be verified for your specific system.

What is the NSN for ST37404-5?

ST37404-5 is cataloged in the U.S. Government catalog under NSN 5310-00-434-5478. This indicates validated use in U.S. government and defense supply chains.

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ST37404-5 — NUT,PLAIN,SLOTTED,HEXAGON

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