H51133-5K7 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

H51133-5K7: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: ALUMINUM ALLOY 7075 OVERALL, nut_style: SPLINE DRIVE, lubrication: SOLUBLE LUBRICANT, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-268-3885, 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

H51133-5K7

NSN: 5310-01-268-3885
FSC: 5310 — Nuts and Washers
CAGE: 15653 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 7075 OVERALL
nut_style	SPLINE DRIVE
lubrication	SOLUBLE LUBRICANT
temp_rating	250.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.425 INCHES MAXIMUM IN
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
washer_thickness	0.117 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
surface_treatment	ANODIZE OVERALL
nominal_thread_size	0.312 INCHES IN
NSN	5310-01-268-3885

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: SOLUBLE LUBRICANT

•

WASHER OUTSIDE DIAMETER: 0.532 INCHES MINIMUM AND 0.538 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF

•

SUPPLEMENTARY FEATURES: COLOR CODE BLUE; SPLINE SIZE 12 U/W STD K-FAST TOOL; U/O 1/64 IN. OR 1/32 IN. OVERSIZE SHANK BOLTS; LOCKING TORQUE 30.0 IN-LB; 5550 LB MIN TENSILE;TAMPER PROOF SHEAR DESIGN LBS

•

WASHER THICKNESS: 0.117 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

LUBRICATION	SOLUBLE LUBRICANT
OVERALL HEIGHT	0.425 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.532 INCHES MINIMUM AND 0.538 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	250.0 FAHRENHEIT NOMINAL DEGF
SUPPLEMENTARY FEATURES	COLOR CODE BLUE; SPLINE SIZE 12 U/W STD K-FAST TOOL; U/O 1/64 IN. OR 1/32 IN. OVERSIZE SHANK BOLTS; LOCKING TORQUE 30.0 IN-LB; 5550 LB MIN TENSILE;TAMPER PROOF SHEAR DESIGN LBS
WASHER THICKNESS	0.117 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-250/13,T73 UNS A97075 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NUT COUNTERBORE DEPTH	0.117 INCHES MINIMUM AND 0.127 INCHES MAXIMUM WASHER 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

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is H51133-5K7?

H51133-5K7 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What is the NSN for H51133-5K7?

H51133-5K7 is cataloged in the U.S. Government catalog under NSN 5310-01-268-3885. This indicates validated use in U.S. government and defense supply chains.

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H51133-5K7 — NUT,SELF-LOCKING,EXTENDED WASHER

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