642AS1181 — NUT,PLAIN,RECTANGULAR

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

642AS1181: NUT,PLAIN,RECTANGULAR.

The NUT,PLAIN,RECTANGULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 THREADS, nut_style: PLAIN, RECTANGULAR, nut_width: 0.630 INCHES NOMINAL IN, nut_height: 0.280 INCHES NOMINAL IN, nut_length: 1.000 INCHES NOMINAL IN, thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-099-6540, 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

642AS1181

NSN: 5310-01-099-6540
FSC: 5310 — Nuts and Washers
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL COMP 304 THREADS
nut_style	PLAIN, RECTANGULAR
nut_width	0.630 INCHES NOMINAL IN
nut_height	0.280 INCHES NOMINAL IN
nut_length	1.000 INCHES NOMINAL IN
thread_class	3B
thread_series	UNF
special_features	INSERT/MS21209F4-10 AND ONE 30 DEGREE CHAMFER ON THE TOP PORTION RUNNING THE LENGTH OF THE NUT AND ONE 45 DEGREE CHAMFER ON THE BASE PORTION RUNNING THE LENGTH OF THE NUT
thread_direction	RIGHT-HAND
countersink_angle	120.0 DEGREES NOMINAL BASE
surface_treatment	CADMIUM OVERALL EXCEPT INSERT
nominal_thread_size	0.250 INCHES IN
NSN	5310-01-099-6540

COMPONENT DIAGRAM

KEY FEATURES

•

NUT WIDTH: 0.630 INCHES NOMINAL IN

•

NUT LENGTH: 1.000 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT

•

THREAD SERIES: UNF

•

MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED SPEC SINGLE MATERIAL RESPONSE THREADS

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.250 INCHES IN

TECHNICAL CHARACTERISTICS

NUT WIDTH	0.630 INCHES NOMINAL IN
NUT LENGTH	1.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
THREAD SERIES	UNF
MATERIAL DOCUMENT AND CLASSIFICATION	FED STD 66 FED SPEC SINGLE MATERIAL RESPONSE THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-18729,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL EXCEPT THREADS
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.250 INCHES IN
NUT HEIGHT	0.280 INCHES NOMINAL IN
SPECIAL FEATURES	INSERT/MS21209F4-10 AND ONE 30 DEGREE CHAMFER ON THE TOP PORTION RUNNING THE LENGTH OF THE NUT AND ONE 45 DEGREE CHAMFER ON THE BASE PORTION RUNNING THE LENGTH OF THE NUT

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

No substitute or cross-reference records for this part.

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 642AS1181?

642AS1181 is a NUT,PLAIN,RECTANGULAR.

What is the NSN for 642AS1181?

642AS1181 is cataloged in the U.S. Government catalog under NSN 5310-01-099-6540. This indicates validated use in U.S. government and defense supply chains.

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642AS1181 — NUT,PLAIN,RECTANGULAR

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