74640C5 — NUT,PLAIN,SLOTTED,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

74640C5: NUT,PLAIN,SLOTTED,HEXAGON.

The NUT,PLAIN,SLOTTED,HEXAGON is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: SLOTTED, HEXAGON, nut_height: 0.188 INCHES NOMINAL IN, temp_rating: 450.0 FAHRENHEIT MINIMUM AND 800.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-419-9319, 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

74640C5

NSN: 5310-01-419-9319
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	SLOTTED, HEXAGON
nut_height	0.188 INCHES NOMINAL IN
temp_rating	450.0 FAHRENHEIT MINIMUM AND 800.0 FAHRENHEIT MAXIMUM DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
special_features	DYED BROWN
thread_direction	RIGHT-HAND
countersink_angle	110.0 DEGREES NOMINAL NUT
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
nominal_thread_size	0.312 INCHES IN
NSN	5310-01-419-9319

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 450.0 FAHRENHEIT MINIMUM AND 800.0 FAHRENHEIT MAXIMUM DEGF

•

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

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.312 INCHES IN

•

SPECIFICATION/STANDARD DATA: 76301-ST3-404 MANUFACTURERS STANDARD

•

NUT HEIGHT: 0.188 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	450.0 FAHRENHEIT MINIMUM AND 800.0 FAHRENHEIT MAXIMUM DEGF
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.312 INCHES IN
SPECIFICATION/STANDARD DATA	76301-ST3-404 MANUFACTURERS STANDARD
NUT HEIGHT	0.188 INCHES NOMINAL IN
SPECIAL FEATURES	DYED BROWN
SURFACE TREATMENT	PASSIVATE 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 4

E10080-5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

10122317Reference document

Same NSN cross-reference

Reference document — Informative reference only

NS-3-C5Reference document

Same NSN cross-reference

Reference document — Secondary reference

ST3M404C5Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

Ready to buy 74640C5?

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 74640C5?

74640C5 is a NUT,PLAIN,SLOTTED,HEXAGON.

What parts can replace 74640C5?

There are 4 known substitutes for 74640C5: E10080-5, 10122317, NS-3-C5 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 74640C5?

74640C5 is cataloged in the U.S. Government catalog under NSN 5310-01-419-9319. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

74640C5 — NUT,PLAIN,SLOTTED,HEXAGON

Request a Quote — 74640C5