74735-1032 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

74735-1032: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.188 INCHES MAXIMUM IN, hardness_rating: 32.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-005-5760, 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

74735-1032

NSN: 5310-01-005-5760
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	HEXAGON
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.188 INCHES MAXIMUM IN
hardness_rating	32.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
washer_thickness	0.025 INCHES MINIMUM IN
countersink_angle	90.0 DEGREES NOMINAL NUT
width_across_flats	0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
nominal_thread_size	0.190 INCHES IN
NSN	5310-01-005-5760

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 0.330 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM

•

WASHER THICKNESS: 0.025 INCHES MINIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.188 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.330 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
WASHER THICKNESS	0.025 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.190 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN

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 7

ST2161-10Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

H29164-3Reference document

Same NSN cross-reference

Reference document — Secondary reference

5310PL1731287Reference document

Same NSN cross-reference

Reference document — Informative reference only

4066226Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

ST2160-10Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

5310PL0739863Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 74735-1032?

74735-1032 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What parts can replace 74735-1032?

There are 7 known substitutes for 74735-1032: ST2161-10, H29164-3, 5310PL1731287 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 74735-1032?

74735-1032 is cataloged in the U.S. Government catalog under NSN 5310-01-005-5760. This indicates validated use in U.S. government and defense supply chains.

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74735-1032 — NUT,SELF-LOCKING,EXTENDED WASHER

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