74D291037-2057 — NUT,PLAIN,KNURLED

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

74D291037-2057: NUT,PLAIN,KNURLED.

The NUT,PLAIN,KNURLED is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: KNURLED, nut_diameter: 0.875 INCHES NOMINAL IN, thread_class: 3B, nut_thickness: 0.350 INCHES NOMINAL IN, thread_series: UNJEF. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-167-9763, 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

74D291037-2057

NSN: 5310-01-167-9763
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	KNURLED
nut_diameter	0.875 INCHES NOMINAL IN
thread_class	3B
nut_thickness	0.350 INCHES NOMINAL IN
thread_series	UNJEF
thread_direction	RIGHT-HAND
countersink_angle	89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM BOTH ENDS
nominal_thread_size	0.500 INCHES IN
thread_quantity_per_inch	28
material_document_and_classification	AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-01-167-9763

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD SERIES: UNJEF

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

•

NUT DIAMETER: 0.875 INCHES NOMINAL IN

•

NUT THICKNESS: 0.350 INCHES NOMINAL IN

•

COUNTERSINK ANGLE: 89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM BOTH ENDS

•

NUT STYLE: KNURLED

TECHNICAL CHARACTERISTICS

THREAD SERIES	UNJEF
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
NUT DIAMETER	0.875 INCHES NOMINAL IN
NUT THICKNESS	0.350 INCHES NOMINAL IN
COUNTERSINK ANGLE	89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM BOTH ENDS
NUT STYLE	KNURLED
THREAD CLASS	3B
THREAD QUANTITY PER INCH	28

SUBSTITUTES & CROSS-REFERENCES 1

PL74D291037Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 74D291037-2057?

74D291037-2057 is a NUT,PLAIN,KNURLED.

What parts can replace 74D291037-2057?

There is 1 known substitute for 74D291037-2057: PL74D291037. Substitute compatibility should be verified for your specific system.

What is the NSN for 74D291037-2057?

74D291037-2057 is cataloged in the U.S. Government catalog under NSN 5310-01-167-9763. This indicates validated use in U.S. government and defense supply chains.

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