3D0026-12 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

3D0026-12: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: SLOTTED HEXAGON, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.813 INCHES NOMINAL IN, hardness_rating: 46.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-341-8788, 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

3D0026-12

NSN: 5310-01-341-8788
FSC: 5310 — Nuts and Washers
CAGE: 88277 — THE BOEING COMPANY (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	SLOTTED HEXAGON
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.813 INCHES NOMINAL IN
hardness_rating	46.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
washer_thickness	0.100 INCHES NOMINAL IN
surface_treatment	SILVER OVERALL
width_across_flats	0.868 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN
nominal_thread_size	0.750 INCHES IN
NSN	5310-01-341-8788

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 1.130 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.868 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS2410 ASSN STD SINGLE TREATMENT RESPONSE OR AMS2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

HARDNESS RATING: 46.0 ROCKWELL C MAXIMUM

•

WASHER THICKNESS: 0.100 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.813 INCHES NOMINAL IN
WASHER OUTSIDE DIAMETER	1.130 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.868 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS2410 ASSN STD SINGLE TREATMENT RESPONSE OR AMS2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING	46.0 ROCKWELL C MAXIMUM
WASHER THICKNESS	0.100 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.750 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 2

10122216Reference document

Same NSN cross-reference

Reference document — Informative reference only

E9925-12Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

Ready to buy 3D0026-12?

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 3D0026-12?

3D0026-12 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace 3D0026-12?

There are 2 known substitutes for 3D0026-12: 10122216, E9925-12. Substitute compatibility should be verified for your specific system.

What is the NSN for 3D0026-12?

3D0026-12 is cataloged in the U.S. Government catalog under NSN 5310-01-341-8788. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

3D0026-12 — NUT,SELF-LOCKING,EXTENDED WASHER

Request a Quote — 3D0026-12