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NP11158PC8 — WASHER,SHOULDERED AND RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

NP11158PC8: WASHER,SHOULDERED AND RECESSED.

The WASHER,SHOULDERED AND RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, recess_angle: 60.0 DEGREES NOMINAL, hole_diameter: 0.781 INCHES NOMINAL IN, shoulder_height: 0.125 INCHES NOMINAL IN, outside_diameter: 1.375 INCHES NOMINAL IN, style_designator: SHOULDERED AND RECESSED. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-414-9293, 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
NP11158PC8
NSN: 5310-00-414-9293
FSC: 5310 — Nuts and Washers
CAGE: 55509 — COOPER CAMERON CORP AJAX-SUPERIOR DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
recess_angle60.0 DEGREES NOMINAL
hole_diameter0.781 INCHES NOMINAL IN
shoulder_height0.125 INCHES NOMINAL IN
outside_diameter1.375 INCHES NOMINAL IN
style_designatorSHOULDERED AND RECESSED
shoulder_diameter0.781 INCHES NOMINAL IN
material_thickness0.038 INCHES NOMINAL IN
NSN5310-00-414-9293
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NP11158PC8 · 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
•
SHOULDER HEIGHT: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED AND RECESSED
•
OUTSIDE DIAMETER: 1.375 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.038 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.781 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.781 INCHES NOMINAL IN
•
RECESS ANGLE: 60.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
SHOULDER HEIGHT0.125 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED AND RECESSED
OUTSIDE DIAMETER1.375 INCHES NOMINAL IN
MATERIAL THICKNESS0.038 INCHES NOMINAL IN
SHOULDER DIAMETER0.781 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.781 INCHES NOMINAL IN
RECESS ANGLE60.0 DEGREES NOMINAL
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 5
NP9052PC7Reference document
Same NSN cross-reference
Reference document — Secondary reference
NP8052PC7Reference document
Same NSN cross-reference
Reference document — Secondary reference
P21234Reference document
Same NSN cross-reference
Reference document — Secondary reference
NP2077PC8Reference document
Same NSN cross-reference
Reference document — Secondary reference
NP11155PC5058Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NP11158PC8?
NP11158PC8 is a WASHER,SHOULDERED AND RECESSED.
What parts can replace NP11158PC8?
There are 5 known substitutes for NP11158PC8: NP9052PC7, NP8052PC7, P21234 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NP11158PC8?
NP11158PC8 is cataloged in the U.S. Government catalog under NSN 5310-00-414-9293. 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.