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791-8136-001 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

791-8136-001: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN, outside_diameter: 0.500 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN, external_prebent_key_width: 0.088 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-003-4045, 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
791-8136-001
NSN: 5310-00-003-4045
FSC: 5310 — Nuts and Washers
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
outside_diameter0.500 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
external_prebent_key_width0.088 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
external_prebent_key_length0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
overall_distance_including_keys0.586 INCHES NOMINAL IN
material_document_and_classificationSS-303L-P FSCM 13499 MFR REF SINGLE MATERIAL RESPONSE OR SS-316 L-P FSCM 13499 MFR REF SINGLE MATERIAL RESPONSE OVERALL
distance_from_centerline_to_inside_of_prebent_key0.296 INCHES NOMINAL IN
NSN5310-00-003-4045
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 791-8136-001 · 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
•
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY: 0.296 INCHES NOMINAL IN
•
EXTERNAL PREBENT KEY LENGTH: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
•
OVERALL DISTANCE INCLUDING KEYS: 0.586 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: SS-303L-P FSCM 13499 MFR REF SINGLE MATERIAL RESPONSE OR SS-316 L-P FSCM 13499 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
•
EXTERNAL PREBENT KEY WIDTH: 0.088 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY0.296 INCHES NOMINAL IN
EXTERNAL PREBENT KEY LENGTH0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
OVERALL DISTANCE INCLUDING KEYS0.586 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONSS-303L-P FSCM 13499 MFR REF SINGLE MATERIAL RESPONSE OR SS-316 L-P FSCM 13499 MFR REF SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
EXTERNAL PREBENT KEY WIDTH0.088 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.249 INCHES MINIMUM AND 0.251 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.
5310-00-001-5340 5310-00-004-4584 5310-00-004-5157 5310-00-004-7045 5310-00-004-7046 5310-00-005-4375 5310-00-006-8067 5310-00-007-2907
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 791-8136-001?
791-8136-001 is a WASHER,KEY.
What is the NSN for 791-8136-001?
791-8136-001 is cataloged in the U.S. Government catalog under NSN 5310-00-003-4045. 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.