6566-21-122-7102 — NUT,PLAIN,ROUND

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

6566-21-122-7102: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OVERALL, nut_style: ROUND, nut_diameter: 1.450 INCHES MINIMUM AND 1.460 INCHES MAXIMUM IN, thread_class: 3B, nut_thickness: 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, thread_series: UNIFIED NATIONAL JOINT (UNJ). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-124-6630, 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

6566-21-122-7102

NSN: 5310-01-124-6630
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)

SPECIFICATIONS

material	STEEL COMP E4340 OVERALL
nut_style	ROUND
nut_diameter	1.450 INCHES MINIMUM AND 1.460 INCHES MAXIMUM IN
thread_class	3B
nut_thickness	0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
thread_series	UNIFIED NATIONAL JOINT (UNJ)
hardness_rating	39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
thread_direction	RIGHT-HAND
drive_point_depth	0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
drive_point_width	0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
surface_treatment	ANODIZE OVERALL
nominal_thread_size	1.000 INCHES IN
NSN	5310-01-124-6630

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT (UNJ)

•

HARDNESS RATING: 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5000 COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

DRIVE POINT WIDTH: 0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 1.000 INCHES IN

•

NUT DIAMETER: 1.450 INCHES MINIMUM AND 1.460 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT (UNJ)
HARDNESS RATING	39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000 COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
DRIVE POINT WIDTH	0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	1.000 INCHES IN
NUT DIAMETER	1.450 INCHES MINIMUM AND 1.460 INCHES MAXIMUM IN
DRIVE POINT DEPTH	0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
NUT THICKNESS	0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN

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: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 6566-21-122-7102?

6566-21-122-7102 is a NUT,PLAIN,ROUND.

What is the NSN for 6566-21-122-7102?

6566-21-122-7102 is cataloged in the U.S. Government catalog under NSN 5310-01-124-6630. This indicates validated use in U.S. government and defense supply chains.

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6566-21-122-7102 — NUT,PLAIN,ROUND

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