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4-0613-5126 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

4-0613-5126: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include width: 9.05 INCHES NOMINAL IN, length: 5.90 INCHES NOMINAL IN, material: NYLON (USE PCP000) OVERALL, overall_height: 1.57 INCHES NOMINAL IN, special_features: PACKAGING UNIT: BX; NUMBER: 2; REPLACEMENT BULK PACK NYLON WASHER FOR USE ON FRONT RETENTION HOLES, part_name_assigned_by_controlling_agency: BULK, HARDWARE, WASHER, 100PK. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-703-3207, 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
4-0613-5126
NSN: 5310-01-703-3207
FSC: 5310 — Nuts and Washers
CAGE: 1NEL7 — GALVION BALLISTICS LTD (USA)
SPECIFICATIONS
width9.05 INCHES NOMINAL IN
length5.90 INCHES NOMINAL IN
materialNYLON (USE PCP000) OVERALL
overall_height1.57 INCHES NOMINAL IN
special_featuresPACKAGING UNIT: BX; NUMBER: 2; REPLACEMENT BULK PACK NYLON WASHER FOR USE ON FRONT RETENTION HOLES
part_name_assigned_by_controlling_agencyBULK, HARDWARE, WASHER, 100PK
NSN5310-01-703-3207
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4-0613-5126 · 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
•
LENGTH: 5.90 INCHES NOMINAL IN
•
COLOR: BLACK OVERALL
•
WIDTH: 9.05 INCHES NOMINAL IN
•
MATERIAL: NYLON (USE PCP000) OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.57 INCHES NOMINAL IN
LENGTH5.90 INCHES NOMINAL IN
COLORBLACK OVERALL
SPECIAL FEATURESPACKAGING UNIT: BX; NUMBER: 2; REPLACEMENT BULK PACK NYLON WASHER FOR USE ON FRONT RETENTION HOLES
WIDTH9.05 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBULK, HARDWARE, WASHER, 100PK
MATERIALNYLON (USE PCP000) OVERALL
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
48359A010Reference 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 4-0613-5126?
4-0613-5126 is a WASHER,FLAT.
What parts can replace 4-0613-5126?
There is 1 known substitute for 4-0613-5126: 48359A010. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-0613-5126?
4-0613-5126 is cataloged in the U.S. Government catalog under NSN 5310-01-703-3207. 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.