ST33D58-8 — NUT,PLAIN,SINGLE BALL SEAT,HEXAG

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

ST33D58-8: NUT,PLAIN,SINGLE BALL SEAT,HEXAG.

NUT,PLAIN,SINGLE BALL SEAT,HEXAG. Key specifications include material: STEEL COMP 8740 OR STEEL COMP 4340 OVERALL, nut_style: SINGLE BALL SEAT, HEXAGON, nut_height: 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN, temp_rating: 450.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 2B, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-272-0690, 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

ST33D58-8

NSN: 5310-01-272-0690
FSC: 5310 — Nuts and Washers
CAGE: 04236 — LOCKHEED MARTIN CORP (USA)

SPECIFICATIONS

material	STEEL COMP 8740 OR STEEL COMP 4340 OVERALL
nut_style	SINGLE BALL SEAT, HEXAGON
nut_height	0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
temp_rating	450.0 FAHRENHEIT MAXIMUM DEGF
thread_class	2B
thread_series	UNF
ball_seat_radius	0.556 INCHES MINIMUM AND 0.561 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL
width_across_flats	0.553 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
nominal_thread_size	0.500 INCHES IN
end_item_identification	W/S:SUPPORT EQUIPMENT, MX PEACEKEEPER MISSILE; MISSILE, MX PEACEKEEPER
NSN	5310-01-272-0690

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.553 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNF

•

TEMP RATING: 450.0 FAHRENHEIT MAXIMUM DEGF

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

•

NUT HEIGHT: 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.553 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNF
TEMP RATING	450.0 FAHRENHEIT MAXIMUM DEGF
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
NUT HEIGHT	0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
BALL SEAT RADIUS	0.556 INCHES MINIMUM AND 0.561 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL

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

TLN1020-8Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 ST33D58-8?

ST33D58-8 is a NUT,PLAIN,SINGLE BALL SEAT,HEXAG.

What parts can replace ST33D58-8?

There is 1 known substitute for ST33D58-8: TLN1020-8. Substitute compatibility should be verified for your specific system.

What is the NSN for ST33D58-8?

ST33D58-8 is cataloged in the U.S. Government catalog under NSN 5310-01-272-0690. This indicates validated use in U.S. government and defense supply chains.

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