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74A450992-2001 — NUT,SLEEVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A450992-2001: NUT,SLEEVE.

The NUT,SLEEVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 7075 OVERALL, nut_style: SLEEVE, nut_length: 0.380 INCHES NOMINAL IN, nut_diameter: 1.750 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-110-7917, 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
74A450992-2001
NSN: 5310-01-110-7917
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 7075 OVERALL
nut_styleSLEEVE
nut_length0.380 INCHES NOMINAL IN
nut_diameter1.750 INCHES NOMINAL IN
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
flange_thickness0.220 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentANODIZE OVERALL
nominal_thread_size1.375 INCHES IN
counterbore_diameter1.420 INCHES NOMINAL BOSS IN
cross-sectional_shapeROUND BOSS
NSN5310-01-110-7917
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A450992-2001 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLANGE WIDTH ACROSS FLATS: 1.750 INCHES NOMINAL IN
•
NUT LENGTH: 0.380 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.220 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
HOLE CONFIGURATION STYLE: CONFIGURATION B
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-200/11,T73 OR T73510 OR T73511 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/9,T73 OR T7351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NUT COUNTERBORE DEPTH: 0.160 INCHES NOMINAL BOSS IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
FLANGE WIDTH ACROSS FLATS1.750 INCHES NOMINAL IN
NUT LENGTH0.380 INCHES NOMINAL IN
FLANGE THICKNESS0.220 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
HOLE CONFIGURATION STYLECONFIGURATION B
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/11,T73 OR T73510 OR T73511 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/9,T73 OR T7351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NUT COUNTERBORE DEPTH0.160 INCHES NOMINAL BOSS IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.375 INCHES IN
NUT DIAMETER1.750 INCHES NOMINAL 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 1
10122167Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74A450992-2001?
74A450992-2001 is a NUT,SLEEVE.
What parts can replace 74A450992-2001?
There is 1 known substitute for 74A450992-2001: 10122167. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A450992-2001?
74A450992-2001 is cataloged in the U.S. Government catalog under NSN 5310-01-110-7917. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.