PartsTable
Technical Data Sheet
PartsTable / MRO / 60-77
60-77 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The NETWORK,IMPEDANCE MATCHING is a the manufacturer industrial component. Key specifications include length: 20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT, diameter: 8.000 INCHES NOMINAL IN, material: FIBERBOARD FILTERING MEDIUM, end_style: SPRING END,SQUARED BOTH ENDS, tire_type: SOLID RUBBER, case_style: SHOULDERED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-151-1681, 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
MRO→ MRO_GENERAL→ 60-77
NSN: 5305-00-151-1681
FSC: 5305
CAGE: 36378 — RAYTHEON TECHNICAL SERVICES COMPANY (USA)
SPECIFICATIONS
length20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT
diameter8.000 INCHES NOMINAL IN
materialFIBERBOARD FILTERING MEDIUM
end_styleSPRING END,SQUARED BOTH ENDS
tire_typeSOLID RUBBER
case_styleSHOULDERED
head_styleFLAT COUNTERSUNK
seal_width0.475 INCHES MINIMUM AND 0.485 INCHES MAXIMUM IN
body_height0.165 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
caster_typeRIGID AND SWIVEL
hook_radius0.125 INCHES NOMINAL OVERALL IN
thread_class2A A
NSN5305-00-151-1681
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 60-77 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SCREW MATERIAL: STEEL OR STEEL COMP 1010
•
SCREW SURFACE TREATMENT: CADMIUM
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
•
THREAD CLASS: 2A A
•
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
•
COUNTERSINK ANGLE: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
•
THREAD LENGTH: 0.152 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 56
TECHNICAL CHARACTERISTICS (FLIS)
SCREW MATERIALSTEEL OR STEEL COMP 1010
SCREW SURFACE TREATMENTCADMIUM
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
THREAD CLASS2A A
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
THREAD LENGTH0.152 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH56
NOMINAL THREAD DIAMETER0.086 INCHES IN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
AMS-QQ-A-200/8Interchangeable
interchangeable cross-reference
interchangeable
HA022Interchangeable
interchangeable cross-reference
interchangeable
43-909Interchangeable
interchangeable cross-reference
interchangeable
86009Interchangeable
interchangeable cross-reference
interchangeable
6077Interchangeable
interchangeable cross-reference
interchangeable
44142Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 60-77?
60-77 is a NETWORK,IMPEDANCE MATCHING. It is classified as a MRO (MRO_GENERAL).
What parts can replace 60-77?
There are 21 known substitutes for 60-77: AMS-QQ-A-200/8, HA022, 43-909 and 18 more. Substitute compatibility should be verified for your specific system.
Is 60-77 still available?
60-77 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026