824-1S1770 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

824-1S1770: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL OVERALL, nut_style: DOUBLE HEXAGON, thread_class: 2B, thread_series: UNF, overall_height: 0.461 INCHES NOMINAL IN, locking_feature: PREVAILING TORQUE WITH METALLIC INSERT. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-070-6870, 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

824-1S1770

NSN: 5310-00-070-6870
FSC: 5310 — Nuts and Washers
CAGE: 55683 — WHEELER FLEET SOLUTIONS, CO. (USA)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	DOUBLE HEXAGON
thread_class	2B
thread_series	UNF
overall_height	0.461 INCHES NOMINAL IN
locking_feature	PREVAILING TORQUE WITH METALLIC INSERT
thread_direction	RIGHT-HAND
washer_thickness	0.107 INCHES NOMINAL IN
width_across_flats	0.500 INCHES NOMINAL IN
nominal_thread_size	0.388 INCHES IN
washer_outside_diameter	0.678 INCHES NOMINAL IN
thread_quantity_per_inch	24
NSN	5310-00-070-6870

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 0.678 INCHES NOMINAL IN

•

WIDTH ACROSS FLATS: 0.500 INCHES NOMINAL IN

•

THREAD SERIES: UNF

•

WASHER THICKNESS: 0.107 INCHES NOMINAL IN

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.388 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE WITH METALLIC INSERT

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.461 INCHES NOMINAL IN
WASHER OUTSIDE DIAMETER	0.678 INCHES NOMINAL IN
WIDTH ACROSS FLATS	0.500 INCHES NOMINAL IN
THREAD SERIES	UNF
WASHER THICKNESS	0.107 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.388 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH METALLIC INSERT
NUT STYLE	DOUBLE HEXAGON
THREAD CLASS	2B

SUBSTITUTES & CROSS-REFERENCES 7

400379Reference document

Same NSN cross-reference

Reference document — Secondary reference

8925752Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

2GH799Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

400768-13Reference document

Same NSN cross-reference

Reference document — Secondary reference

5310000706870Reference document

Same NSN cross-reference

Reference document — Informative reference only

1S1770Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 824-1S1770?

824-1S1770 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace 824-1S1770?

There are 7 known substitutes for 824-1S1770: 400379, 8925752, 2GH799 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 824-1S1770?

824-1S1770 is cataloged in the U.S. Government catalog under NSN 5310-00-070-6870. This indicates validated use in U.S. government and defense supply chains.

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824-1S1770 — NUT,SELF-LOCKING,EXTENDED WASHER

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