PartsTable
Technical Data Sheet
Download PDF

91661 — TRANSFORMER ASSEMBLY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

91661: TRANSFORMER ASSEMBLY.

The TRANSFORMER ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 4.000 FEET NOMINAL FT, special_features: DWG TITLE CHAIN, COIL, STRAIGHT LINK, style_designator: LONG LINK, surface_treatment: ZINC OVERALL, fsc_application_data: GROUND SUPPORT EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-514-4638, 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
91661
NSN: 5310-00-514-4638
NIINs: 005144638, 007661872, 007741671, 013543544, 015351790
FSC: 5310 — Nuts and Washers
CAGE: 89109 — GRAHAM PAIGE CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length4.000 FEET NOMINAL FT
special_featuresDWG TITLE CHAIN, COIL, STRAIGHT LINK
style_designatorLONG LINK
surface_treatmentZINC OVERALL
fsc_application_dataGROUND SUPPORT EQUIPMENT
end_item_identificationC-17A A
NSN5310-00-514-4638
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 91661 · 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
•
WIDTH ACROSS FLATS: 0.500 INCHES NOMINAL IN
•
THREAD SERIES: UNF
•
HARDNESS RATING: 11.0 ROCKWELL C MINIMUM AND 17.0 ROCKWELL C MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
NUT HEIGHT: 0.266 INCHES NOMINAL IN
•
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.500 INCHES NOMINAL IN
THREAD SERIESUNF
HARDNESS RATING11.0 ROCKWELL C MINIMUM AND 17.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.375 INCHES IN
NUT HEIGHT0.266 INCHES NOMINAL IN
NUT STYLEHEXAGON
THREAD CLASS3B
THREAD QUANTITY PER INCH24
SUBSTITUTES & CROSS-REFERENCES 6
38058Reference document
Same NSN cross-reference
Reference document — Secondary reference
643433Reference document
Same NSN cross-reference
Reference document — Secondary reference
186AReference document
Same NSN cross-reference
Reference document — Secondary reference
55271Reference document
Same NSN cross-reference
Reference document — Secondary reference
51117RReference document
Same NSN cross-reference
Reference document — Secondary reference
2186AReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
Ready to buy 91661?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 91661?
91661 is a TRANSFORMER ASSEMBLY.
What parts can replace 91661?
There are 6 known substitutes for 91661: 38058, 643433, 186A and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 91661?
91661 is cataloged in the U.S. Government catalog under NSN 5310-00-514-4638. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 91661